Effect of interaction between organic acid and P on the growth and the P and Zn contents of alfalfa Medicago sativa l.
采用田间试验方法，研究了在锌同一施用量条件下，有机酸-磷配合施用对紫花苜蓿生长及对磷锌元素吸收的影响。
An experiment was carried out to study the effect of NPK fertilizer, micro-element fertilizer, organic fertilizer application on the yield and nutrient quality of Alfalfa Medicago sativa l.
研究氮磷钾肥、微肥、有机肥三者配施对紫花苜蓿饲草产量和品质的影响。
Alfalfa (Medicago sativa L.) is a perennial legume grass which was cultivated widely on semi-humid areas of the loess plateau.
紫花苜蓿是多年生豆科牧草作物，在黄土高原半湿润区大面积栽培。
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