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nong ye ji xie hua zong he yan jiu jian jie
Pages: 30-33
Year: Issue:  5
Journal: Reclaiming and Rice Cultivation

Keyword:  深层施肥产量构成因素机械插秧不同育苗方法旱育苗经济效果水稻生长发育机插总茎数施肥试验;
Abstract: <正> 一、水稻深层施肥试验(一)目的:为了提高肥效,做到经济用肥,用同量化肥进行不同施肥方法的试验,以明确深层施肥的经济效果,为生产提供科学依根。(二)方法:试验地黑粘土,中等肥力,春机翻、牛水耙,6月5日插秧,8×3寸,5—7苗,薄膜育苗,于6月
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