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肇州县地处黑龙江省西南部,属于黑龙江省的第一积温带,是以玉米为主的杂粮产区,玉米年播种面积在16.7万hm2以上。近年来,随着玉米生产水平的不断提高,玉米品种也在不断更新,为了加快新品种的推广速度,展示新品种增产性、抗逆性和适应性,为新品种推广提供可靠的科学依据,特进行此项试验。1材料和方法
Zhaozhou County is located in the southwestern part of Heilongjiang Province and belongs to the first accumulated temperate zone in Heilongjiang Province. It is a corn-based miscellaneous grain producing area with an annual sown area of more than 167,000 hm2. In recent years, with the continuous improvement of maize production level, maize varieties are constantly updated. In order to speed up the promotion of new varieties, display new varieties of yield, resistance and adaptability, provide a reliable scientific basis for the promotion of new varieties, Special conduct this test. 1 Materials and methods