围栏草地施肥效果试验  

Test Effect of fertilizing in fence pasture

作　　者：康海军[1] 秦海蓉[1] 徐有学[1] 

机构地区：[1]青海省草原总站,西宁810001

出　　处：《青海草业》1999年第1期15-16,共2页Qinghai Prataculture

摘　　要：１９９８年５月在黄南州河南县进行了天然草地施肥试验。结果表明：施尿素为２２５ｋｇ／ｈｍ２、１５０ｋｇ／ｈｍ２、７５ｋｇ／ｈｍ２时，其产量（ＤＭ）分别为：５４７０ｋｇ／ｈｍ２、５０９３．３ｋｇ／ｈｍ２、５０４６．７ｋｇ／ｈｍ２；比对照高３４．７３％、２５．４５％、２４．３０％；施羊板粪１５０００ｋｇ／ｈｍ２时，其产量为４８２３．３ｋｇ／ｈｍ２，比对照高１８．８０％。Fertilizing test has been made in Henan county in May. 1998 The result showedthat the yield of forage was 5470kg/ha. 5093. 3kg/ha. 5046. 7kg/ha when urea was fertilizedin225kg/ha. 150kg/ha. 75kg/ha The yceld of forafe was increased by34. 73% . 25. 45%. 24. 30%than natural pasture. The yield of forage was 4823. 3kg/ha when sheep dung was fortilized in15000kg/ha The yceld of forage was increased by 18. 80% than natural pasture.Keywods:Fertilizing urea sheep dung yeilel of forage

关 键 词：草地施肥 尿素 羊板粪 产草量 

分 类 号：S812.4[农业科学—草业科学]