施肥对羊草产量和品质的影响.pdf

施肥对羊草产量和品质的影响.pdf卷期草业科学—
V013lNO10 PRATACULTURAL SCIENCE /
DOI1011829jissn1001062920130726
施肥对羊草产量和品质的影响
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难纬叵嘏┮,宁夏盐池;
泄蒲г罕狈阶试粗参镏氐闶笛槭遥本
摘要:在宁夏盐池县城西滩试验田,以中科叛虿 chinensis ,系统分析了氮
(P<o05)
9450 · ,较不施肥处理增产倍,氮磷肥配施较不施肥处理增产倍;肥料配施单位经济产
43411
305
羊草品质,肥料配施效果优于肥料单施,氮磷肥配施粗蛋白含量为ィ叱霾皇┓,粗纤维
含量较不施肥处理下降俜值悖坏A追逝涫┚眯б孀罴眩 717hm962
议同类地区推广施用。
关键词:羊草;施肥;干草产量;养分吸收;品质
中图分类号:; A文章编号:—
Fertilization effects hay yield and quality chinensis
—琀—珿 Shengan3SHI猨 un4
琇猵琇—
(1TheResources and Environment College Northwest A&F , 712100China
甀 and Water Northwest Γ瓼, 712100China
prehensive Development , 751500China
甌 Green Alfalfa Development CoLtdYanchi 1 珻;
甂 BotanyChineseAcademy 珺,
AbstractThepresent paper the effects nitrogenphosphateand
potassium the hay grass 琿 and using chinensis CVZhongkeNo2
field beach ,甌 results fertilizers application
significantly the yield hay grass which was 9 450 kghm2and times the control —
out fertilizers applied 琍 and K and times the control without fertilizers applied
N and P 甌 per fertilizers application was significant
the application fertilizerThe fertilizers 琍 and K fertilizers was
optimal ., times P and . the control without fer
tilizersFertilizationsignificantly increased crude protein and crude fat and reduced crude fiber
201312-312014-0625
基金项目:宁夏农业综合开发土地治理科技推广项且;