白菜(新丰抗90)的生长特点及吸收N.P.K消长变化规律的研究  

The Study of Chinese Cabbage's Growing Characteristics and of the Law of Growth and Decline of its Absorbing N.P.K

作　　者：王海祥[1] 张秀敏[1] 谷守芹[1] 冯春燕[1] 

机构地区：[1]保定师范专科学校 生物系,河北保定071051

出　　处：《保定师专学报》2001年第2期11-14,共4页Journal of Baoding Teachers College

摘　　要：白菜在不同的生长阶段有不同的生长特点，供应的 N.P.K的量不同，生物生成量也不同。根据白菜的生长特点及对 N.P.K的需求进行施肥，既能减少不必要的投入，又能提高白菜的产量。Chinese Cabbage has varing growing characteristies at different stages of its growth.The providing quantity of N.P.K affects the living quantity of living things.If we apply fertizer according to Chinese Cabbage's growing characteristies and also its demanding quantity of N.P.K,We can not only reduce the unnesessary investment bust also improve Chinese Cabbage's product.

关 键 词：白菜 生长特点 施肥 氮 磷 钾 

分 类 号：S634.1[农业科学—蔬菜学]