搜索结果: 1-4 共查到“土壤学 cover crops”相关记录4条 . 查询时间(0.045 秒)
Potential use of green manure legume cover crops in smallholder maize production systems in Limpopo province, South Africa
Green manure legumes maize N fertilizer smallholder farms
font style='font-size:12px;'>
2011/2/22
Much of the smallholder farming sector in Limpopo province of South Africa is located on infertile degraded soils, with nitrogen being one of the predominantly deficient nutrient. The use of green man...
Target area identification using a GIS approach for the introduction of legume cover crops for soil productivity improvement:a case study eastern Uganda
LCC (legume cover crops) GIS (geographic information systems) targeting agro-technology transfer
font style='font-size:12px;'>
2009/3/4
Amidst the economic backdrop of resource-poor farmers, combined research and extension efforts in developing countries have focused on developing and promoting potentially adaptable and economically...
Winter Annual Cover Crops in a Virginia No-till Cotton Production System: II. Cover Crop and Tillage Effects on Soil Moisture, Cotton Yield, and Cotton Quality
Virginia No-till Cotton Production Winter Annual Cover Crops
font style='font-size:12px;'>
2008/5/19
Winter annual cover crops could help control soil erosion problems on sloping Piedmont soils in a no-till cotton (Gossypium hirsutum L.) production system. Field experiments were conducted from 1995 t...
Winter Annual Cover Crops in a Virginia No-till Cotton Production System: I. Biomass Production, Ground Cover, and Nitrogen Assimilation
Virginia No-till Cotton Winter Annual Cover Crops
font style='font-size:12px;'>
2008/5/13
Cotton (Gossypium hirsutum L.) may not provide sufficient surface residue to reduce erosion and protect the soil between crops. A winter annual cover crop might alleviate erosion during the time betwe...