农业科技与装备
農業科技與裝備
농업과기여장비
AGRICULTURAL SCIENCE & TECHNOLOGY AND EQUIPMENT
2015年
7期
17-20
,共4页
刘顺国%韩晓日%刘小虎%姜娟%王颖%陶姝宇
劉順國%韓曉日%劉小虎%薑娟%王穎%陶姝宇
류순국%한효일%류소호%강연%왕영%도주우
大白菜%氮肥%田间试验%效应函数
大白菜%氮肥%田間試驗%效應函數
대백채%담비%전간시험%효응함수
Chinese cabbage%nitrogen fertilizer%field test%effect function
在多年多点田间试验条件下,研究大白菜产量与氮肥用量间的关系,建立不同地区的大白菜氮肥效应函数模型。研究表明:辽宁省大白菜合理氮肥推荐用量为199.17~278.36 kg/hm2,在此范围内大白菜有望获得最高产。
在多年多點田間試驗條件下,研究大白菜產量與氮肥用量間的關繫,建立不同地區的大白菜氮肥效應函數模型。研究錶明:遼寧省大白菜閤理氮肥推薦用量為199.17~278.36 kg/hm2,在此範圍內大白菜有望穫得最高產。
재다년다점전간시험조건하,연구대백채산량여담비용량간적관계,건립불동지구적대백채담비효응함수모형。연구표명:요녕성대백채합리담비추천용량위199.17~278.36 kg/hm2,재차범위내대백채유망획득최고산。
In the article, it studied the relationship between Chinese cabbage yield and nitrogen fertilizer applying amount under the conditions of field tests in many points of many years, set up models of Chinese cabbage nitrogen fertilizer effect in different regions. The result showed that the recommended amount of nitrogen fertilizer for Chinese cabbage of Liaoning province is 199.17~278.36 kg/hm2,it has big possibilities of obtaining highest yield within this range.