أجريس - النظام الدولي للعلوم الزراعية والتكنولوجيا

USDA Bureau of Plant Industry Horticultural and Pomological Investigations records, 1892-1960, bulk 1902-1949 | United States Department of Agriculture, Bureau of Plant Industry Horticultural and Pomological Investigations

1892-1960

الكلمات المفتاحية الخاصة بالمكنز الزراعي (أجروفوك)

المعلومات البيبليوغرافية
مواضيع أخرى
Horticultural crops; Fruit; Diseases and pests
اللغة
إنجليزي
ملاحظة
USDA Bureau of Plant Industry Horticultural and Pomological Investigations Records. Special Collections, USDA National Agricultural Library.
In 1913, the U.S. Department of Agriculture (USDA) Bureau of Plant Industry combined the functions of its Offices of Horticultural Investigations, Pomological Investigations, and Field Investigations in Pomology, and named the new unit the Office of Horticultural and Pomological Investigations. This office researched plant breeding, cultivation, physiology, pathology, and disease, with a specific focus on crops. The office changed its name to the Office of Horticulture in 1926, and then merged with several other offices in 1928 to form the Office of Horticultural Crops and Diseases (later the Division of Fruit and Vegetable Crops and Diseases). In 1951, the division was split into the Division of Fruit and Nut Crops and Diseases and the Division of Vegetable Crops and Diseases, both within the Horticultural Crops Group. When USDA reorganized in 1953, the Horticultural Crops Group became the Horticultural Crops Research Branch.
النوع
Mixed Material; Monographic
مؤسسة مؤلف
United States. Office of Horticultural and Pomological Investigations.

2024-02-27
2025-04-22
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