【摘要】 为指导知母合理施肥,试验施用不同配比的N、P、K肥料,观测其对知母生长的影响。结果表明:影响知母叶片数、须根数、根茎鲜重和叶片鲜重的主要因子是N肥,其次是K肥和P肥;K肥对知母叶片和根系的增长效果较好;而P肥对分蘖起主要作用。处理9对知母生长影响的综合效应最好,处理5是比较经济的施肥方法。更多还原

【Abstract】 This study was intended to obtain information about the effects of different disposals of three fertilizers with N,P,K on the growth of Anemarrhena asphodeloides.The results are as follows: N fertilizer was the major factor on the number of leaf,fibrous root,and the fresh weight of root and leaf,K fertilizer and P fertilizer then followed.K fertilizer took the primary effects on the growth of leaves and roots while P fertilizer was the major factor on the tiller number.The best treatment in this study was No.9 and the economical treatment was thought to be No.5.更多还原