欢腾
发表于 2025-3-26 21:25:51
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Annotate
发表于 2025-3-27 03:27:18
R. G. Schwartz,N. C. Nanda,R. Gramiaklennia, tillage in the Middle East increased and reached a peak in the mid- to late 1900s when cheap fuel and tractors became widely available. As part of an Australian-funded project developing conservation agriculture (CA) for Iraq, more than 40 adaptive research experiments investigated the suita
范围广
发表于 2025-3-27 08:29:58
R. G. Schwartz,N. C. Nanda,R. Gramiakumption impacts among Syrian wheat producers. A stochastic production frontier model is also estimated to compare the productive efficiency of adopters and non-adopters. Model results show that participation in field days and hosting on-farm demonstration trials are among the most important variable
MEN
发表于 2025-3-27 10:32:12
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Onerous
发表于 2025-3-27 15:17:11
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天气
发表于 2025-3-27 18:49:40
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词汇
发表于 2025-3-28 00:43:19
https://doi.org/10.1007/978-1-4613-4295-3re erosion events, and the obvious advantages of conservation farming practices, led to rapid adoption, and currently around 90 % of farmers use some form of conservation agriculture. In New Zealand, advantages of conservation farming practices are not so obvious, and the perceived risks have result
stroke
发表于 2025-3-28 03:51:33
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只有
发表于 2025-3-28 06:38:47
Muhammad Farooq,Kadambot H. M. SiddiqueWritten by experts in the field.Presents recent advances in conservation agriculture research and development.Focuses on environmentally sustainable and profitable food production systems.Includes sup
Aura231
发表于 2025-3-28 13:35:37
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