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1 试验目的测定施用大民绿兴在大白菜上的增产效果 ,为生产推广提供有力依据。2 试验材料和方法2 .1 试验材料 白菜品种选用牡丹江二号 ,大民绿兴由内蒙古乌兰浩特大民种业购进。2 .2 试验方法 大区对比 ,面积为 667ｍ2 ,间隔 1 0ｄ喷一次药 ,共喷 2次 (第一次 8月 2 5日
The purpose of a test to determine the application of Da-Min Green in cabbage yield increase effect, to provide a strong basis for the promotion of production. 2 Test Materials and Methods 2.1 Test Materials The selection of Chinese cabbage varieties Mudanjiang II, the people from Inner Mongolia Wulanhaote Da-Min Green seed purchase. 2 .2 Test Methods Large area contrast, an area of 667m2, spray an interval of 10d drug, a total of 2 spray (the first August 25