粮饲兼用型玉米品种鲁单50引种试验研究  

Introduction Trail on the Cereal&Silage Corn Variety—Ludan 50

作　　者：卢树昌[1] 

机构地区：[1]天津农学院农学系,天津300384

出　　处：《天津农业科学》2009年第2期63-65,共3页Tianjin Agricultural Sciences

基　　金：天津农学院青年基金

摘　　要：在北方潮土生态区,研究了粮饲兼用型玉米鲁单50的引种情况。试验表明,该品种前期、中期、后期长势均强于对照品种,尤其后期绿叶数明显高于对照,籽粒和秸秆的产量分别高于对照品种345kg/hm2和5940kg/hm2,籽粒和秸秆总收益高于对照品种1146元/hm2。在试验条件下,该品种作为粮饲兼用品种比较适合在天津种植,有利于农牧业结合。In northern meadow soil district, the introduction trial of cereal ＆ silage corn --Ludan 50 was studied. The trial showed that the growth of trial variety at earlier stage, mid-stage, later stage was more superior than control variety, especially in number of green leaves at later stage. The yield and total income of seed and straw of trial variety increased by 345 kg/hm^2, 5 940 kg/hm^2 and 1 146 yuan/ hm^2, respectively, compared with control. By analyzing, under the trial condition, the cereal ＆ silage corn variety--Ludan 50 was suit- able for growing in Tianjin. It is advantageous for advancing the combination of agricuhure and stock raising.

关 键 词：粮饲兼用 玉米 种植试验 效益 

分 类 号：S513.037[农业科学—作物学]