Effect of N, P and K fertilizer application on the yield and microelement nutrition of alfalfa
Hu Huafeng, Zhengzhou College of Animal Husbandry Engineering, Zhengzhou(China), Yang Jianping, Zhengzhou College of Animal Husbandry Engineering, Zhengzhou(China), Jie Xiaolei, Zhengzhou College of Animal Husbandry Engineering, Zhengzhou(China)
Published in Hebei nong ye da xue xue bao (01.01.2010)
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Published in Hebei nong ye da xue xue bao (01.01.2010)
Journal Article