Overview of Subject Classifications

The Deutsche Gartenbaubibliothek e.V. monographs are systematically organized by subject classification.

Using our electronic version of local classifications, you can conduct a topic search in the Horticultural Library’s holdings online. A link to a filtered search in the Primo Knowledge Portal is provided for each subject category in the list. Click on a subject category (e.g. AGR 1.1) to be taken to the list of results for the respective category in the Primo Knowledge Portal.

AGR Agriculture: general, history of agriculture, agricultural geography, agricultural economy and policy

AGR 1 General

AGR 1.1 Bibliographies, reference services

AGR 1.2 Compendia, textbooks, introductions

AGR 1.3 Dictionaries, specialized lexica, alphabetical encyclopedias

AGR 1.3.1 Specialized language dictionaries
(General language dictionaries, see GRUND 1.1)

AGR 1.3.2 Dictionaries, specialized lexica, alphabetical encyclopedias

AGR 1.4 Congress reports

AGR 1.5 Commemorative publications, occasional writings
(see also AGR 1.8, AGR 4.7.3 and AGR 4.7.5)

AGR 1.6 Biographies, personal bibliographies
(including individual companies. Individual garden designers and landscape planners, see also FREI 2.10, Individual artists, see GRUND 6, Individual architects, see GRUND 7; see also AGR 1.5)

AGR 1.7 History of agriculture

AGR 1.8 Science organizations
(Career, studies, research, institutes, museums, libraries; see also AGR 1.5. Training and career issues in agriculture and horticulture, see AGR 4.7.3, in garden and landscape design and landscape construction, see FREI 1.6; Organizations, see also AGR 4.7.5)

AGR 1.9 Exhibitions, competitions
(Agricultural and garden shows, fairs, among others, see AGR 4.13, Art exhibitions, see GRUND 6, Construction exhibitions, see GRUND 7)

AGR 1.10 General works
(including agriculture and environment)

AGR 1.12 Mathematical statistics, computer application, testing

AGR 1.14 Information and documentation

AGR 1.15 Subject didactics

AGR 2 History of agriculture, history of cultivation, folklore
(History of individual organizations and associations, see also AGR 4.7.5, History of individual companies, see AGR 1.6, History of phytopathology and plant protection, see also PHYT 1.6)

AGR 2.1 General works

AGR 2.2 History of agriculture and forestry
(History of agriculture and forestry in individual geographic areas, see also AGR 3.2- 3.12)

AGR 2.3 History of horticulture, gardening, and floristry
(History of horticulture in individual geographic areas, see also AGR 3.2 - AGR 3.12, History of garden art, see FREI 2.2 - FREI 2.10, Historical aspects of outdoor space planning, see FREI 1.8.1, History of urban parks, see FREI 3.9)

AGR 2.4 History of crops and ornamental plants
(History of ornamental plants, see also ZIER 5)

AGR 2.5 History of nutrition and domestic science

AGR 3 Agricultural geography; agriculture and horticulture in individual geographic areas

AGR 3.2 Compendia, textbooks, introductions
(including geographic fundamentals, maps)

AGR 3.6 General works

AGR 3.7 Germany

AGR 3.9 European countries (excluding Germany)

AGR 3.10 Africa

AGR 3.11 America

AGR 3.12 Asia, Australia, Oceania

AGR 4 Agricultural industry and policy

AGR 4.2 Compendia, textbooks, introductions

AGR 4.6 General works
(including agricultural systems, complete)

AGR 4.7 Agricultural sociology and rural labor

AGR 4.7.3 Rural education and consulting

AGR 4.7.5 Organization and administration
(Organizations and associations, see also AGR 1.5, AGR 4.12.1 and AGR 4.12.8, Advisory councils, see AGR 4.7.3)

AGR 4.8 Land readjustment, settlement, village renewal

AGR 4.9 Agricultural and horticultural growing
(including: agriculture in the EU, world agriculture, development aid)

AGR 4.10 Agricultural business and vocational training
(Operational statistics, see also AGR 4.14, Wage issues, see also AGR 4.7) AGR 4.11 Horticultural business and vocational training

AGR 4.11.1 General works, horticultural business, complete; horticultural production: conditions, operating structure, management

AGR 4.11.3 Individual horticultural production branches

AGR 4.11.7 Individual horticultural processing and trade branches

AGR 4.11.9 Horticultural vocational training and labor economics
(Individual questions, see also AGR 4.11.3 and AGR 4.11.7)

AGR 4.11.12 Operational monitoring, accounting
(Individual questions, see also AGR 4.11.3 and AGR 4.11.7, Operational statistics, see also AGR 4.1) AGR 4.12 Trade and markets in the agricultural sector
(Land market, see AGR 4.8)

AGR 4.12.1 General works; trade and markets overall, trade and markets in Germany and the EU

AGR 4.12.6 Foreign trade & global trade, trade outside the EU
(Including import and export, transport with developing countries)

AGR 4.12.7 Individual markets for agricultural products
(Including bioproducts)

AGR 4.12.8 Individual procurement markets
(Including fertilizer, feed, agricultural machinery)

AGR 4.12.7 Individual markets for horticultural products
(Including fruit juices, wine)

AGR 4.12.10 Commodities, standardization

AGR 4.13 Promotional activities (catalogs), exhibitions
(Including garden shows, German Agricultural Society (DLG) shows, fairs, etc)

AGR 4.14 Agricultural statistics
(Accounting results, see also AGR 4.10 and AGR 4.11.12)

AGR 4.15 Legal issues, agricultural law
(Individual questions, see also the respective subcategory: Tax law, see AGR 4.10 and AGR 4.11.12, Legal issues in outdoor space planning, see FREI 1.8.5, Cemetery and burial law, see FREI 3.11, Variety and seed law, see PFLA 3.11)

BAUM Nurseries

BAUM 1 Nurseries
(Dictionaries, specialized lexica, alphabetical encyclopedias, see GAR 1.3 and GAR 1.3.3, Horticultural business and vocational training, see AGR 4.11.1 - AGR 4.11.12, Trade and markets, see AGR 4.12.1 - AGR 4.12.10, Plant nutrition & fertilization, see BOD 3.10.5, Plant diseases and pests, see PHYT 1.9.6, Soil fatigue, see BOD 1.11, Weeds and weed control, see PHYT 2.11, Biological plant production, see PHYT 2.12, Equipment and machinery, see TECH 1.11, Agricultural construction, see TECH 2.6 - TECH 2.11
Soil and water in nurseries, see GAR 1.11, and in fruit growing, see OBST 1.11
Harvest, preparation and storage, packaging and transport, see OBAT 1.14 and GAR 1.14

BAUM 1.2 Compendia, textbooks, introductions

BAUM 1.6 General works

BAUM 1.8 Seeds and growing, propagation and grafting in nurseries, underlying issues
(see also OBST 1.12 and GAR 1.12)

BAUM 1.9 Cultivation methods in nurseries
(Growing and pruning, see OBST 1.13.3 and ZIER 1.13.2) BAUM 1.11 Special nursery cultivations
(individual nursery types; perennials, see ZIER 2.6 and ZIER 2.9)

BAUM 1.11.1 General works, deciduous and coniferous species
(Trees and shrubs, dendrology, see ZIER 2.10.1 - ZIER 2.10.6, Individual tree varieties, see also ZIER 5)

BAUM 1.11.4 Fruit trees and shrubs
(Fruit varieties, see OBST 2.2 - OBST 2.10)

BOD Soil, climate, plant nutrition

BOD 1 Soil science

BOD 1.2 Compendia, textbooks, introductions
(Agricultural chemistry, complete, see BOD 3.2)

BOD 1.6 General works, investigative methods
(investigative methods, see also BOD 3.6, Soil biology test methods, see also BOD 1.9)

BOD 1.7 Geoscientific fundamentals, formation of soils

BOD 1.8 Properties of soils, soil fertility, nutrients and pollutants in soils
(Decay, see also BOD 3.8, Nitrate problem, see also BOD 3.12, Soil and plants, see also BOD 3.7.2 and BOD 3.7.8)

BOD 1.9 Soil biology
(Nitrogen fixation, see BOD 3.7.3)

BOD 1.10 Genesis, systematics and geography of soils
(including soils of tropical and subtropical climates, regional soil science)

BOD 1.11 Applied soil science: soil damage, soil conservation
(soil processing and improvement, see GAR 1.11, OBST 1.11 and PFLA 1.11, Soil sterilization, see PHYT 2.8)

BOD 1.12 Applied soil science: soil evaluation, soil mapping

BOD 2 Agricultural meteorology and climatology
(Impact of atmospheric factors, see PHYT 1.8.2, Protective vegetation, see PHYT 2.8 and FREI 3.7, Climate and plant development, see BOD 3.7.2)

BOD 3 Plant nutrition and fertilization

BOD 3.1 Bibliographies, reference services

BOD 3.2 Compendia, textbooks, introductions
(including agricultural chemistry, complete)

BOD 3.6 General works, investigative methods
(investigative methods, see also BOD 1.6, Soil biology test methods, see also BOD 1.9) BOD 3.7 Factors of plant development

BOD 3.7.1 General works, plant-physiological and biochemical fundamentals

BOD 3.7.2 Influence of climate and soil, photosynthesis, impact of carbon dioxide
(Climate, see also BOD 2, Soil, see also BOD 1.8)

BOD 3.7.3 Inorganic plant nutrients and pollutants, uptake and metabolism
(including nitrogen fixation, salination & salt stress, plant root)

BOD 3.7.5 Organic agents

BOD 3.7.8 Water balance of the plant, plant and soil reaction
(including water and drought stress)

BOD 3.7.10 Fertilizer and fertilization: General works
(Fertilizer organisms, see BOD 1.9, Machinery and equipment for fertilizing, see TECH 1.10 and TECH 1.11)

BOD 3.8 Organic fertilizers and other compounds and their application
(including peat; organic fertilizers, see also BOD 1.8)

BOD 3.9 Mineral fertilizers and their application
(including lime, marl, and rock flour) BOD 3.10 Plant nutrition and fertilization in individual areas of cultivation
(including fertilization tests)

BOD 3.10.2 Plant nutrition and fertilization in agricultural plant production

BOD 3.10.3 Plant nutrition and fertilization in horticultural plant production (complete)

BOD 3.10.4 Plant nutrition and fertilization in olericulture

BOD 3.10.5 Plant nutrition and fertilization in fruit growing and viticulture and nurseries

BOD 3.10.6 Plant nutrition and fertilization in ornamental horticulture

BOD 3.10.8 Plant nutrition and fertilization in forestry and pond management

BOD 3.11 Nutritional damage to crops
(including nutrition and susceptibility. Salination and salt stress, see BOD 3.7.3, Water and drought stress, see BOD 3.7.8)

BOD 3.12 Fertilization issues
(including impacts on animals, humans, and the environment, plant quality)

ERN Nutrition and domestic science

ERN 1 General
(History of nutrition and domestic science, see AGR 2.5)

ERN 1.1 Bibliographies, reference services

ERN 1.2 Compendia, textbooks, introductions

ERN 1.3 Dictionaries, specialized lexica, alphabetical encyclopedias

ERN 2 Nutrition

ERN 2.6 General works

ERN 2.7 Nutrition physiology and dietetics ERN 2.8 Food and luxury foodstuffs and their preparation
(Household equipment, see ERN 3)

ERN 2.8.1 Overviews and general works

ERN 2.8.2 Composition, properties and nutritional value of food and luxury foodstuffs
(including additives and food and beverage testing)

ERN 2.8.3 Food utilization at home
(Fruit processing, see also ERN 2.8.6)

ERN 2.8.4 Beverage production at home
(Fruit processing, see also ERN 2.8.6)

ERN 2.8.5 Food and beverages in restaurants and canteen kitchens, communal catering

ERN 2.8.6 Preservation and storage
(for beverages, see ERN 2.8.4; Diseases and pests affecting provisions and provision protection, seed pests, see PHYT 1.9.9)

ERN 2.9 Nutrition, dietetics

ERN 2.10 Food economy and policy, world nutrition

ERN 3 Domestic science
(Energy and energy use in agriculture and horticulture, see TECH 1.8)

FOR Forestry, hunting and fishing

FOR 1 Forestry and hunting
(History of forestry and hunting, see AGR 2.2, Forest meteorology, see BOD 2)

FOR 1.1 Bibliographies, reference services

FOR 1.2 Compendia, textbooks, introductions

FOR 1.3 Dictionaries, specialized lexica, alphabetical encyclopedias

FOR 1.6 General works
(including the forest and its significance)

FOR 1.7 Forestry in the tropics and subtropics

FOR 1.8 Forestry production
(trees and shrubs, see also ZIER 2.10.1- ZIER 2.10.6, Individual tree varieties, see also ZIER 5, Plant nutrition and fertilization, see BOD 3.10.8, Forest diseases and pests, see PHYT 1.9.8)

FOR 1.9 Game biology, hunting

FOR 1.10 Forest management, market management, forest policy

FOR 2 Fishing

FOR 2.2 Compendia, textbooks, introductions

FOR 2.6 General works
(Fish biology, see individual subgroups of FOR 2)

FOR 2.8 Inland, coastal and deep-sea fishing FOR 2.9 Aquaculture

FOR 2.9.1 General works

FOR 2.9.2 Fish farming
(Pond fertilization, see BOD 3.10.8)

FOR 2.9.4 Special fish farming, breeding of other marine animals and cultivation of marine plants

FOR 2.10 Fisheries management, fisheries economics, market management, fisheries policy

FREI Outdoor space planning, garden design, landscape maintenance, nature conservation

FREI 1 General, outdoor space planning and execution

FREI 1.1 Bibliographies, reference services

FREI 1.2 Compendia, textbooks, introductions

FREI 1.3 Dictionaries, specialized lexica, alphabetical encyclopedias
(dictionaries, see also AGR 1.3.1, AGR 1.3.2, GAR 1.3 and GAR 1.3.3, General language dictionaries, see GRUND 1.1)

FREI 1.6 General works, professional issues
(Professional issues, see also AGR 1.8)

FREI 1.7 Fundamentals of outdoor space planning and design
(including freehand and plan drawing, surveying technology) FREI 1.8 Outdoor space planning

FREI 1.8.1 General works, historical aspects of outdoor space planning, Potsdam cultural landscape

FREI 1.8.2 Theory and practice of outdoor space planning

FREI 1.8.5 Environmental and legal issues of planning, economic and political aspects, environmental compatibility FREI 1.9 Means and practice of outdoor space and garden design

FREI 1.9.1 Overviews and general works, specification of services
(Vocational training and specifications of services, see also AGR 4.11.7, Equipment and machinery in horticulture and agriculture, see TECH 1.11)

FREI 1.9.2 Building material design mediums and their use, structural facilities and their preservation, small architecture, light in the garden
(Fountains, see FREI 1.9.6)

FREI 1.9.3 Lawn and lawn care, ecological grassy areas

FREI 1.9.4 Use and care of plants
(Ornamental plants and trees and shrubs, various aspects, see ZIER 2 - 5)

FREI 1.9.5 City and street trees and their care, tree surgery
(Trees and shrubs, dendrology, see ZIER 2.10.1-2.10.6, Individual tree varieties, see also ZIER 5, Fruit varieties, see OBST 2.2-OBST 2.10, Fruit planting and care, see also OBST 1.13.2, Growing and pruning, see OBST 1.13.3 and ZIER 1.13.2)

FREI 1.9.6 Water on grounds and in gardens
(including: outdoor aquariums and terrariums. Hydrophytes and helophytes, see ZIER 3.11)

FREI 1.9.7 Garden monument protection

FREI 2 Garden design: history and styles, planning and execution of individual types of gardens

FREI 2.2 Compendia, textbooks, introductions

FREI 2.6 General works

FREI 2.7 Garden design in non-European countries

FREI 2.8 Garden design in European countries

FREI 2.8.1 Europe, complete

FREI 2.8.2 Germany

FREI 2.8.3 Great Britain, Ireland

FREI 2.8.4 France

FREI 2.8.5 Italy, Roman gardens

FREI 2.8.6 Spain, Portugal

FREI 2.8.7 Other European countries

FREI 2.9 Gardens and parks by purpose

FREI 2.9.2 Monastery gardens, farm gardens

FREI 2.9.3 Community gardens, home and allotment gardens, front gardens

FREI 2.9.4 Castle and manor parks, larger villa gardens

FREI 2.9.5 School gardens, kindergartens

FREI 2.9.6 Scientific gardens, show gardens
(Sighting gardens, see also PFLA 3.11, Rose gardens, see ZIER 5 Rose)

FREI 2.9.7 Special gardens
(including gardens for the Blind and Disabled)

FREI 2.9.8 Balconies, roof gardens, facade greening, natural houses
(Plants for balconies, terraces, and roof gardens, see ZIER 4.12, Climbing plans and vines, see ZIER 4.9)

FREI 2.9.9 Greenhouses, conservatories, solar architecture
(including interior greening. Plants for conservatories, see ZIER 4.11, Floral arrangements, see ZIER 6.9, Construction and technical equipment for greenhouses, see TECH 2.9)

FREI 2.9.10 Other gardens (stone gardens among others)

FREI 2.10 Individual garden designers and landscape planners and their works
(Biographies, see also AGR 1.6)

FREI 3 Outdoor spaces: origin, planning, execution

FREI 3.6 General works
(including landscape management, landscape ecology)

FREI 3.7 Outdoor spaces in unpopulated and rural areas
(including traffic greenery, protective planting, water and landscape conservation, recultivation. Village renewal, see AGR 4.8)

FREI 3.9 Outdoor spaces in urban inhabited areas
(including Urban parks. Also including yard greening, allotment garden areas in cities, garden cities. Planning and execution of allotment gardens, see FREI 2.9.3, Construction of allotment gardens and settler economy, see GAR 1.8)

FREI 3.10 Outdoor spaces for sport, games, recreation
(including recreational greenery, spa parks)

FREI 3.11 Cemeteries, cemetery nurseries
(including graves and memorials. Horticultural business and vocational training, see AGR 4.11.1-AGR 4.11.12)

FREI 4 Landscape conservation and nature conservation

FREI 4.6 General works, landscape descriptions

FREI 4.7 Landscape conservation, landscape stress, protective measures

FREI 4.8 Protected areas and reserves, natural monuments

FREI 4.9 Species protection, animal welfare
(Ecological husbandry, see TIER 1.11 and TIER 1.13)

GAR Horticulture (complete)

GAR 1 Horticulture
(History of horticulture, see AGR. 2.3, Horticultural business and vocational training, see AGR 4.11.1 - 4.11.12, Trade and markets, see AGR 4.12.1 - 4.12.10, Plant nutrition & fertilization, see BOD 3.10.3, Plant diseases and pests, see PHYT 1.9.6, Weeds and weed control, see PHYT 2.11, Equipment and machinery for horticulture and agriculture, see TECH 1.11)

GAR 1.1 Bibliographies, reference services

GAR 1.2 Compendia, textbooks, introductions

GAR 1.3 Dictionaries, specialized lexica, alphabetical encyclopedias
(General lexica and encyclopedias, see GRUND 1.2, Agricultural specialized lexica and encyclopedias, see AGR 1.3.2)

GAR 1.3.3 Specialized language dictionaries, plant name directories, nomenclature
(General language dictionaries, see GRUND 1.1, Agricultural language dictionaries, see AGR 1.3.1, Special plant name directories, refer to individual plants and plant groups: GEM 2.6-2.15, OBST 2.2-2.13, OBST 3, PFLA 2.6 - 2.18, ZIER 2.6-5.)

GAR 1.4 Congress reports

GAR 1.6 General works

GAR 1.7 Commercial horticulture

GAR 1.8 Allotment gardening and settler farming
(Cultivation under glass and film, see GAR 1.13.3, Hotbeds and small greenhouses, see TECH 2.9, Indoor and balcony cultivation, see ZIER 4.10-4.17, Small animal breeding, see TIER 3.15)

GAR 1.9 Horticulture in the tropics and subtropics

GAR 1.10 Organic horticulture
(including wildlife gardens, wildflowers, animals in gardens. Organic fertilization, see BOD 3.8, Rock flour, see BOD 3.9, Organic pest control, see PHYT 2.12. Organic plant production, complete, see also PFLA 1.10)

GAR 1.11 Soil and water in horticulture

GAR 1.12 Seeds and sowing, propagation and grafting in horticulture
(in nurseries, see BAUM 1.8, in fruit farming, see OBST 1.12, Seed production, see PFLA 3.10) GAR 1.13 Cultivation methods in horticulture

GAR 1.13.2 Planting and care of growing plants
(Growing and pruning, see OBST 1.13.3 and ZIER 1.13.2)

GAR 1.13.3 Horticulture under glass and film
(including forcing, hotbeds and greenhouses, see TECH 2.9)

GAR 1.13.4 Soilless plant cultivation

GAR 1.14 Harvest, preparation and storage, packaging and transport

GAR 1.15 Horticulture and plants in art and photography

GAR 1.15 Horticulture and plants in fiction

GAR 1.17 Horticulture and plants in language and mythology
(including symbolism

GEM Olericulture

GEM 1 General olericulture
(Dictionaries, specialized lexica, alphabetical encyclopedias, see GAR 1.3 and GAR 1.3.3, Horticultural business and vocational training, see AGR 4.11.1 - AGR 4.11.12, Trade and markets, see AGR 4.12.1 - AGR 4.12.10, Plant nutrition & fertilization, see BOD 3.10.4, Plant diseases and pests, see PHYT 1.9.6, Weeds and weed control, see PHYT 2.11, Equipment and machinery for horticulture and agriculture, see TECH 1.11,
Soil and water in orlericulture, see GAR 1.11
Seeds and sowing, propagation and grafting in orlericulture, see GAR 1.12, Seed production, see PFLA 3.10
Harvest, preparation and storage, packaging and transport, see GAR 1.14

GEM 1.2 Compendia, textbooks, introductions

GEM 1.6 General works

GEM 1.7 Commercial olericulture, field vegetable production

GEM 1.8 Olericulture in home and allotment gardens
(Cultivation under glass and film, see GEM 1.13, Hotbeds and small greenhouses, see TECH 2.9, Indoor and balcony cultivation, see ZIER 4:10 - ZIER 4.14, Small animal breeding, see TIER 3.15)

GEM 1.9 Olericulture in the tropics and subtropics

GEM 1.10 Organic olericulture
(Organic fertilization, see BOD 3.8, Rock flour, see BOD 3.9, Organic pest control, see PHYT 2.12,Mixed cultivation, see GEM 1.13)

GEM 1.13 Cultivation methods in olericulture
(Soilless vegetable cultivation, see GAR 1.13.4)

GEM 2 Special olericulture

GEM 2.6 General works

GEM 2.7 Root crops and tubers

GEM 2.8 Bulbous plants and onion family

GEM 2.9 Leafy and stem vegetables
(including flowering and budding vegetables)

GEM 2.10 Fruit vegetables

GEM 2.11 Legumes

GEM 1.12 Herb and spice plants
(including medicinal plants in home and allotment gardens)

GEM 2.14 Cultivated and wild fungi

GEM 2.15 Wild vegetables

GRUND Fundamentals

GRUND 1General dictionaries, general lexica, general encyclopedias

GRUND 1.1 Language dictionaries

GRUND 1.2 General dictionaries, general lexica, general encyclopedias

GRUND 2 Mathematics, physics, astronomy

GRUND 3 Chemistry, biochemistry

GRUND 4 Botany
(including medicinal plants, medicine, microscopy)

GRUND 5 Zoology, anthropology

GRUND 6 Art and applied arts, archeology
(including art history and art education, see also GRUND 7)

GRUND 7 Architecture, civil engineering, urban planning
(including building history, city history, city descriptions, see also GRUND 6. Garden architecture, see FREI 2.2 - FREI 2.10)

GRUND 8 Industry and transport, law, politics and administration

GRUND 9 History, literature

OBST Fruit growing and viticulture

OBST 1 General fruit growing and viticulture
(Dictionaries, specialized lexica, alphabetical encyclopedias, see GAR 1.3 and GAR 1.3.3, Horticultural business and vocational training, see AGR 4.11.1 - AGR 4.11.12, Trade and markets, see AGR 4.12.1 - AGR 4.12.10, Plant nutrition & fertilization, see BOD 3.10.5, Plant diseases and pests, see PHYT 1.9.6, Weeds and weed control, see PHYT 2.11, Soil fatigue, see BOD 1.11, Equipment and machinery for horticulture and agriculture, see TECH 1.11)

OBST 1.1 Bibliographies

OBST 1.2 Compendia, textbooks, introductions

OBST 1.6 General works

OBST 1.7 Commercial orchardry, agricultural fruit farming

OBST 1.8 Fruit growing and viticulture in home and allotment gardens
(Cultivation under glass and film as well in containers, see OBST 1.13.4, Small greenhouses, see TECH 2.9)

OBST 1.9 Fruit growing and viticulture in the tropics and subtropics

OBST 1.10 Organic and integrated fruit growing and viticulture
(Organic fertilization, see BOD 3.8, Rock flour, see BOD 3.9, Organic pest control, see PHYT 2.12)

OBST 1.11 Soil and water in fruit growing and viticulture, climate aspects

OBST 1.12 Propagation and grafting in fruit growing and viticulture
(Seeds and sowing, propagation and grafting, see also BAUM 1.8 and GAR 1.12)

OBST 1.13 Cultivation methods in fruit farming
Soilless fruit cultivation, see GAR 1.13.4

OBST 1.13.2 Planting and care of growing plants
(Cultivated forms, see also OBST 1.13.3, Street fruit growing, see also FREI 1.9.5, Floral and fertilization biology, see PFLA 3.7)

OBST 1.13.3 Growing and pruning
(see also OBST 1.13.2, FREI 1.9.5 and ZIER 1.13.2)

OBST 1.13.4 Fruit growing under glass and in containers, forcing

OBST 1.14 Harvest, preparation and storage, packaging and transport
(see also GAR 1.14; including ripening)

OBST 2 Special fruit growing, pomology

OBST 2.2 Compendia
(including fruit kinds, complete)

OBST 2.6 General works, fruit varieties

OBST 2.7 Pipfruit

OBST 2.8 Stone fruit

OBST 2.9 Nuts

OBST 2.10 Berries and small fruit

OBST 2.11 Citrus fruit

OBST 2.12 Other varieties of fruit

OBST 2.13 Wild fruit

OBST 3 Grapes and viticulture

PFLA Agriculture and crop production, plant cultivation

PFLA 1 General agriculture and crop production
(Dictionaries, specialized lexica, alphabetical encyclopedias, see AGR 1.3.1 and AGR 1.3.2, General language dictionaries, see GRUND 1.1, General encyclopedias, see GRUND 1.2, Agricultural business and vocational training, see AGR 4.10, Trade and markets, see AGR 4.12.1 - AGR 4.12.10, Plant nutrition and fertilization, see BOD 3.10.2, Plant diseases and pests, see PHYT 1.9.2, Weeds and weed control, see PHYT 2.11, Equipment and machinery for agriculture and crop production, see TECH 1.9 and TECH 1.10, Agricultural construction, see TECH 2.6 – TECH 2.11)

PFLA 1.1 Bibliographies, reference services

PFLA 1.2 Compendia, textbooks, introductions

PFLA 1.6 General works

PFLA 1.9 Agriculture and crop production in the tropics and subtropics

PFLA 1.10 Organic and integrated agriculture and crop production
(Organic fertilization, see BOD 3.8, Rock flour, see BOD 3.9, Organic pest control, see PHYT 2.12)

PFLA 1.11 Soil and water in agriculture
(including: land amelioration. Soil fertility, see BOD 1.8)

PFLA 1.12 Seeds and sowing
(Seed production, see PFLA 3.10)

PFLA 1.13 Agricultural cultivation methods
(including: crop rotation, intercropping and mixed cropping

PFLA 1.14 Harvest, preparation and storage, packaging and transport
(including: drying. For silage, see TIER 1.12)

PFLA 2 Special agricultural plant production

PFLA 2.6 General works
(including: crops overall)

PFLA 2.7 Grains and other cereals

PFLA 2.8 Legumes

PFLA 2.10 Root crops and tubers

PFLA 2.11 Sugar and starch plants
(Sugar beets, see also PFLA 2.10)

PFLA 2.12 Textile and fiber plants

PFLA 2.13 Oil-bearing plants
(Flax, hemp, and cotton, see also PFLA 2.12)

PFLA 2.14 Semi-luxury food plants

PFLA 2.15 Medicinal plants, spice plants

PFLA 2.17 Other industrial and commercial plants, renewable raw materials
(Mulberry for silkworm breeding, see TIER 3.19)

PFLA 2.18 Feed crops, pastureland

PFLA 3 Plant cultivation

PFLA 3.6 General works

PFLA 3.7 Origin and propagation of cultivated plants, floral and fertilization biology

PFLA 3.8 Objectives, methods and practice plant cultivation
(including plant gene technology, gene centers, gene banks)

PFLA 3.9 Cultivation in individual crop sectors and individual cultivated plants

PFLA 3.10 Conservation breeding, seed, and vegetative propagule production
(including: cell and tissue cultures for breeding and vegetative propagule production)

PFLA 3.11 Plant varieties, seed and variety testing, plant variety protection, plant variety and seed law
(Variety lists, see individual plants and plant groups: GEM 2.6 - GEM 2.15, OBST 2.22.13, OBST 3, PFLA 2.6 - PFLA 2.18, ZIER 2.6-5; Catalogs, see AGR 4.13; Seeds, see also BAUM 1.8, GAR 1.12, OBST 1.12 u. PFLA 1.12, Equipment and machinery, see TECH 1.10 - TECH 1.12; Legal aspects, see also AGR 4.15)

PHYT Phytopathology and plant protection

PHYT 1 Phytopatholoy
(Dictionaries, specialized lexica, alphabetical encyclopedias, see AGR 1.3.1 and AGR 1.3.2, GAR 1.3 and GAR 1.3.3)

PHYT 1.1 Bibliographies, reference services

PHYT 1.2 Compendia, textbooks, introductions

PHYT 1.6 General works, diagnostic methods, experimental techniques
(For special methods refer to the individual groups)

PHYT 1.7 Phytopathology and plant protection in the tropics and subtropics PHYT 1.8 Plant diseases and pests

PHYT 1.8.1 General works

PHYT 1.8.2 Non-parasitic diseases and similar complex and unknown causes
(Soil fatigue, see BOD 1.11, Nutritional damage, see BOD 3.11, Salinity stress, see BOD 3.7.3, Water and drought stress, see BOD 3.7.8, Forest dieback, see PHYT 1.9.8)

PHYT 1.8.3 Bacteria, viruses, mycoplasma and similar pathogens
(including: plant tumors)

PHYT 1.8.4 Fungi

PHYT 1.8.5 Vascular plants
(Weeds, see PHYT 2.11)

PHYT 1.8.6 Animals
(nematodes, see also BOD 1.9)

PHYT 1.8.7 Insects PHYT 1.9 Plant diseases and pests in individual crop sectors and their treatment

PHYT 1.9.1 General works

PHYT 1.9.2 Diseases and pests and their treatment in agricultural crop production

PHYT 1.9.3 Diseases and pests and their treatment in horticultural plant production (complete)

PHYT 1.9.4 Diseases and pests and their treatment in olericulture

PHYT 1.9.5 Diseases and pests and their treatment in fruit growing and viticulture and nurseries

PHYT 1.9.6 Diseases and pests and their treatment in ornamental horticulture

PHYT 1.9.8 Wildlife diseases and forest pests and their treatment

PHYT 1.9.9 Diseases and pests to stock and stock protection
(including: seed-infesting pests)

PHYT 1.9.10 Pests in other areas
(including: streets, bodies of water, buildings)

PHYT 2 Plant protection
(Equipment and machines for plant protection, see TECH 1.12)

PHYT 2.6 General works

PHYT 2.8 Mechanical and physical plant protection
(including: Protective vegetation, soil sterilization. Plant sound barriers, see FREI 3.7)

PHYT 2.9 Chemical plant protection, individual chemical plant protection products, plant protection product testing
(Chemical soil sterilization, see PHYT 2.8)

PHYT 2.10 Residue problems and side effects of plant protection products, protective measures

PHYT 2.11 Weeds and weed treatment

PHYT 2.12 Biological plant protection and similar procedures
(including: useful plants, bird protection)

PHYT 2.13 Integrated plant protection

PHYT 2.16 Organization of plant protection, warning service
(Biologische Bundesanstalt among others, see AGR 1.8)

TECH Agricultural engineering and construction

TECH 1 Agricultural engineering
(Dictionaries, specialized lexica, alphabetical encyclopedias, see AGR 1.3.1 and AGR 1.3.2, GAR 1.3 and GAR 1.3.3, Agricultural business and vocational training, see AGR 4.10, Machinery rings, see AGR 4.7.5)

TECH 1.1 Bibliographies, reference services

TECH 1.2 Compendia, textbooks, introductions

TECH 1.6 General works

TECH 1.7 Principles of agricultural engineering

TECH 1.8 Energy and energy use in agriculture and horticulture
(Energy in greenhouses, see TECH 2.9)

TECH 1.9 Agricultural machinery, overall; Transport and handling equipment in agriculture and horticulture

TECH 1.10 Equipment and machinery for agriculture and crop production

TECH 1.10 Equipment and machinery for horticulture and landscape gardening

TECH 1.10 Equipment and machinery for crop protection

TECH 1.14 Equipment and machinery for animal breeding and husbandry
(for forestry, see FOR 1.8, for fisheries, see FOR 2.9.1 - FOR 2.9.4)

TECH 1.15 Waste management in horticulture

TECH 2 Agricultural construction

TECH 2.6 General works

TECH 2.8 Homesteads, horticultural facilities, structures for engineering, perimeters, agricultural road construction

TECH 2.9 Greenhouse construction and technical equipment, other structures for plant production, film

TECH 2.10 Structures for preparing and storing agricultural and horticultural products

TECH 2.11 Structures for husbandry
(stall climate, see also TIER 1.11)

TIER Animal breeding and husbandry

TIER 1 General animal breeding
(Dictionaries, specialized lexica, alphabetical encyclopedias, see AGR 1.3.1 and AGR 1.3.2, General language dictionaries, see GRUND 1.1, General encyclopedias, see GRUND 1.2, Agricultural business and vocational training, see AGR 4.10, Trade and markets, see AGR 4.12.1 and AGR 4.12.10, Agricultural engineering and construction, see TECH 1.1 and TECH 2.11)

TIER 1.1 Bibliographies, reference services

TIER 1.2 Compendia, textbooks, introductions

TIER 1.6 General works

TIER 1.7 Biology of domestic animals

TIER 1.9 Animal breeding and husbandry in the tropics and subtropics

TIER 1.10 Reproduction and breeding

TIER 1.11 Husbandry
(Stall climate, see also TECH 2.11)

TIER 1.12 Animal nutrition and feeding
(including: silage; preparation and storage of fodder, see also PFLA 1.14)

TIER 1.13 Behavioral research in livestock and laboratory animals

TIER 2 Diseases of livestock and laboratory animals and their treatment
(Wildlife diseases, see FOR 1.9, Fish diseases, see FOR 2.2 and FOR 2.9.4)

TIER 2.6 General works

TIER 2.7 Diseases of livestock and laboratory animals and their treatment
(including: nutritional damage)

TIER 2.8 Veterinary hygiene
(including: vaccination, animal food quality)

TIER 3 Special animal breeding
(fish breeding, see FOR 2.2 and FOR 2.10)

TIER 3.6 General works

TIER 3.7 Horses

TIER 3.8 Cattle

TIER 3.12 Sheep

TIER 3.13 Goats

TIER 3.14 Pigs

TIER 3.15 Small animals

TIER 3.16 Fur-bearing animals
(rabbits, see TIER 3.15)

TIER 3.17 Birds

TIER 3.18 Bees

TIER 3.19 Silkworms
(including: mulberry for silkworm breeding)

TIER 3.20 Other livestock

TIER 3.21 Laboratory animals

TIER 3.22 Wild animals for meat production

ZIER Ornamental horticulture and floristry

ZIER 1 General ornamental horticulture
Dictionaries, specialized lexica, alphabetical encyclopedias, see GAR 1.3 and GAR 1.3.3, Horticultural business and vocational training, see AGR 4.11.1 and AGR 4.11.12, Trade and markets, see AGR 4.12.1 and AGR 4.12.10, Plant nutrition & fertilization, see BOD 3.10.6, Plant diseases and pests, see PHYT 1.9.6, Weeds and weed control, see PHYT 2.11, Soil fatigue, see BOD 1.11, Equipment and machinery, see TECH 1.11,
Organic ornamental horticulture, wildflowers, see GAR 1.10
Soil and water in ornamental horticulture, see GAR 1.11, Horticultural soils, peat, see BOD 3.8
Seeds and sowing, propagation and grafting in ornamental horticulture, see GAR 1.12, Seed production, see PFLA 3.10

ZIER 1.1 Bibliographies, reference services

ZIER 1.2 Compendia, textbooks, introductions

ZIER 1.6 General works

ZIER 1.7 Commercial ornamental horticulture

ZIER 1.8 Ornamental horticulture in home and allotment gardens
(Cultivation under glass and film, see ZIER 1.13.3, Hotbeds and small greenhouses, see TECH 2.9, Indoor and balcony cultivation, see ZIER 4.10 and ZIER 4.17)

ZIER 1.9 Ornamental horticulture in the tropics and subtropics ZIER 1.13 Cultivation methods in ornamental horticulture

ZIER 1.13.1 General works

ZIER 1.13.2 Planting and care of growing plants
(including growing & pruning ornamental plants; for fruit trees see also OBST 1.13.3, for city and street trees see also FREI 1.9.5)
Harvest, preparation and storage, packaging and transport, see GAR 1.14

ZIER 1.13.3 Ornamental horticulture under glass and film
(including forcing, hotbeds and greenhouses, see TECH 2.9)

ZIER 1.13.4 Soilless ornamental horticulture
(see also GAR 1.13.4)

ZIER 1.13.5 Other cultivation methods
(including bonsai)

ZIER 2Special ornamental horticulture

ZIER 2.2 Compendia, textbooks, introductions

ZIER 2.6 General works

ZIER 2.7 Plants according to their flowering period, annuals and biennials

ZIER 2.8 Bulbous and tuberous plants

ZIER 2.9 Perennials
(Evergreen perennials, see ZIER 2.10.5)

ZIER 2.10 Trees and shrubs, dendrology
(Nurseries, see BAUM, Forest trees, see FOR 1.7 and FOR 1.8, Osier, see PFLA 2.17, Trees in open space planning, see FREI 1.9.4, FREI 1.9.5 and FREI 3.11, Individual species, see ZIER 5)

ZIER 2.10.1 General works

ZIER 2.10.2 Classification books, nature guides

ZIER 2.10.3 Deciduous wood

ZIER 2.10.4 Coniferous wood

ZIER 2.10.5 Dwarf shrubs, hedges, other
(including: variegated, evergreen, hardy/perennial)

ZIER 2.10.6 Applied dendrology, special aspects and individual questions
(including: trees according to certain characteristics, tree lists, trees and people)

ZIER 3 Ornamental plants by their habitat requirements

ZIER 3.6 General works

ZIER 3.7 Photophytes and sciophytes

ZIER 3.9 Plants for rock gardens, walls
(Climbing plants, see ZIER 4.9)

ZIER 3.10 Heather and ericaceous plants

ZIER 3.11 Hydrophytes and helophytes

ZIER 3.12 Mediterranean plants

ZIER 3.13 Tropical plants

ZIER 3.14 Heterotrophs, parasitic plants

ZIER 4 Ornamental plants by use

ZIER 4.6 General works

ZIER 4.8 Plants for borders, carpet bedding, ground cover
(Lawns, see FREI 1.9.3)