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1.试验目的通过试验挑选出最好的玉米化控药剂,掌握化学药剂喷施的最佳时期,为玉米高产、抗倒伏提供技术支持。2材料与方法2.1.试验地基本情况及药剂试验在浓江农场进行,土壤类型为白浆土,前茬作
1. Objectives of the experiment The best maize chemical control agents were selected through experiments and the best time for chemical spraying was grasped to provide technical support for high yield and lodging resistance of maize. 2 Materials and Methods 2.1. The basic conditions of the experiment and the pesticide tests were carried out at the Jiangnong Farm. The soil types were white earth,