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1 试验设计与方法 1.1 试验地基本情况试验地设在海伦市丰山乡丰荣村。土壤属平整的黑土,在黑龙江省第三积温带具有一定的代表性,土壤肥力中等,PH值偏碱性,无灌溉条件,试验前茬均为大豆。 1.2 供试品种及小区设计供试品种:龙单8、白单9、东农248、龙单7、龙辐玉1号、海871、龙福玉2号、龙保玉1号。小区设计:随机区组,3次重
1 Test Design and Method 1.1 The basic situation of the test site Experimental site is located Fengleung Village, Fengshan Township, Helen City. Soil is a flat black soil in Heilongjiang Province, the third accumulated temperate zone has a certain representation, medium fertility, PH value alkaline, non-irrigated conditions, the test before the crop are soybeans. 1.2 varieties and plots for the test varieties for the test varieties: Longdan 8, white 9, Dongnong 248, Longdan 7, Longyuyu 1, Sea 871, Long Fuyu 2, Longbao Yu 1. Community Design: Random block, 3 times heavy