The key period of element absorption was plantlet to visible bud stage. Potassium was more important than Nitrogen and Phosphorus for development of bulb. 植株营养吸收的关键时期为幼苗至现蕾期,鳞茎发育对钾营养的需求大于氮和磷。
Absorption and Distribution of Nitrogen, Phosphorus, Potassium Element in Plant and Bulb during Lilium davidii Development 兰州百合发育过程中植株及鳞茎内氮磷钾的吸收与分配规律