搜索筛选:
搜索耗时1.0780秒,为你在为你在102,285,761篇论文里面共找到 1 篇相符的论文内容
发布年度:
Impact of Long-Term Alfalfa Cropping on Soil Potassium Content and Clay Minerals in a Semi-Arid Loes
[期刊论文] 作者:B.VELDE,,
来源:Pedosphere 年份:2011
Alfalfa cropping has been considered an efficient method of increasing soil fertility.Usually nitrogen increase in root nodules is considered to be the major be...
相关搜索: