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共检索到486条 ,权限内显示50条;
USDA ERS - World Agricultural Production, Resource Use, and Productivity, 1961–2020
- 关键词：
- Total factor productivity family farms capital-labor substitution food security environmental resources agricultural land irrigation Green Revolution genetically modified crops agricultural technical change
- 年份：
- Febr
- 摘要：
USDA ERS - Precision Agriculture in the Digital Era: Recent Adoption on U.S. Farms
- 关键词：
- Digital agriculture digital technologies automated guidance variable rate technologies drones yield maps soils maps precision farming precision agriculture sustainability
- 年份：
- Febr
- 摘要：
- pricing, soil variability, USDA programs, labor-saving benefits, expected p ...
USDA ERS - Measurement of Output, Inputs, and Total Factor Productivity in U.S. Agricultural Productivity Accounts
- 关键词：
- Hedonic approach index number approach U.S. agricultural productivity total factor productivity (TFP)
- 年份：
- Augu
- 摘要：
- , and total factor productivity in its U.S. agricultural productivi ...
Egypt: Egyptian Aquaculture Industry - 2025 Update
- 关键词：
- 年份：
- 2025
- 摘要：
- continue to expand their productivity.
Honduras: Sugar Annual
- 关键词：
- 年份：
- 2025
- 摘要：
- in productivity yields, harvested area, and additional investments mad ...
Climate-Induced Yield Changes and TFP: How Much R\u0026D Is Necessary To Maintain the Food Supply?
- 关键词：
- agricultural productivity Total Factor Productivity TFP climate change crop yields (bushels per acre) corn soybean rice wheat trade
- 年份：
- 2024
- 摘要：
- changes in crops of corn, rice, soybeans, and wheat with projections of future ...
World Agricultural Production, Resource Use, and Productivity, 1961\u20132020
- 年份：
- 2024
- 摘要：
- , S., Jelliffe, J. (2024). iWorld agricultural production, resource us ...
Bolivia: Bolivia Approves the Use of Intacta Soybean
- 关键词：
- 年份：
- 2024
- 摘要：
- improved crop productivity and environmental resilience.
Measurement of Output, Inputs, and Total Factor Productivity in U.S. Agricultural Productivity Accounts
- 关键词：
- Hedonic approach index number approach U.S. agricultural productivity total factor productivity (TFP)
- 年份：
- 2024
- 摘要：
- , S. L., Nehring, R., Mosheim, R., Njuki, E. (2024). iMeasurement of output ...
El Salvador: Agricultural Biotechnology Annual
- 关键词：
- 年份：
- 2024
- 摘要：
- ng on technical training for Ministry of Agriculture (MAG) officials about the b ...
