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