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1盖膜肥球育苗技术1.1育苗时间海拔800m 以下中低山区在2月25日至3月20日,800m 以上中高山区在3月5日至3月30日。总的原则是较当地正期直播提前15～25d 育苗。1.2肥球制作用优质农家渣肥30%～40%、疏松肥沃土壤60%～70%,拌发酵磷肥300～450kg/hm~2、草木灰150～300kg/hm~2,加适量人畜粪水拌和配制成营养土,用肥球器制作肥
1 cover film fat ball breeding technology 1.1 breeding time 800m above sea level in the low mountains in the February 25 to March 20, 800m in the high mountains in the March 5 to March 30. The general principle is ahead of the local direct broadcast 15 ~ 25d seedling. 1.2 Fertilizer ball making Use high-quality farmhouse residue 30% ~ 40%, loose and fertile soil 60% ~ 70%, fermented phosphate fertilizer 300 ~ 450kg / hm ~ 2, ash 150 ~ 300kg / hm ~ Prepared into nutrition soil, fertilizers made fertilizer