氮肥增效剂在棉花上的施用效果
Rural Science & Technology(2013)
Abstract
一、材料与方法
1.供试材料
氯甲基吡啶,含量≥24%.
2.试验方法
大区试验,处理1,在常规滴水施肥基础上加入氯甲基吡啶,随灌第2水667米2滴施50毫升,花期、铃期667米2各滴施100毫升,全期滴施3次,667米2共滴施250毫升.处理2,按常规施肥滴水,作为对照.
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