Manual of classification of agricultural and forestry research Classifications used in the current research information system by activity, by commodity, resource or technology, by field of science, and by research problem area (RPA)
Ключевые слова АГРОВОК
Библиографическая информация
Том
1970
Другие темы
Forests and forestry
Язык
Английский
Примечание
U.S. Department of Agriculture, National Agricultural Library 1970 - Content source: AGL
Тип
Book
Корпоративный автор/ Групповой автор
United States. Agricultural Research Policy Advisory Committee. Research Classification Subcommittee.
United States. Department of Agriculture. Science and Education Staff.
2021-06-15
AGRIS AP
Поставщик данных
Эту запись предоставил The Biodiversity Heritage Library
Ссылки
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