氮、磷、钾肥配施对不同苜蓿品种鲜草产量的影响  

Effect of N,P and on Yield of Alfalfa of Medicago Sativea

作　　者：范富[1] 张庆国[1] 邰继承[1] 代建伟[1] 卢晓平[2] 何凤艳[2] 

机构地区：[1]内蒙古民族大学农学院,内蒙古通辽028043 [2]通辽市科尔沁区草原工作站,内蒙古通辽028000

出　　处：《内蒙古民族大学学报（自然科学版）》2006年第4期403-407,共5页Journal of Inner Mongolia Minzu University：Natural Sciences

摘　　要：采用“3414”二次回归最优设计试验方案,研究N、P、K肥配施对紫花苜蓿(Medicago sativa)当年草产量的影响,结果表明:施尿素0.0 kg/hm2、过磷酸钙302.6 kg/hm2、硫酸钾440.0 kg/hm2,3种苜蓿均获得最高产量,其中阿尔冈金77167 kg/hm2,WL232HQ 77200 kg/hm2,敖汉苜蓿66166 kg/hm2.The effects of N,P and K fertilizers on the quality of alfalfa were studied by '3414' optimized regression design in xiliaohe plain of Inner Mongolia.The results are followed:Three kinds of alfalfas obtained high yield,ridge money 77167 kg/hm^2,U.S.A.WL232HQ 77200 kg/hm^2,Tongliao A of man 66166 kg/hm^2 of A of Canada among them the most when urea 0 kg/hm^2,calcium super-phosphate 302.6 kg/hm^2,sulphuric acid potassium 440.0 kg/hm^2.

关 键 词：施肥 鲜草产量 影响 

分 类 号：S143[农业科学—肥料学]