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多年来,我们通过实践,逐步掌握西瓜生长发育的规律,制定了施肥方法,使产量大幅度增加,亩产达2500～3500公斤,最高亩产达6420.5公斤.1979年以来,我们在施肥原则上,严格实行“三看三定”办法:一是看土,定施肥方法,根据土壤湿润与干燥来决定干施或
Over the years, we have gradually grasped the law of growth and development of watermelon through practice and formulated fertilization methods to increase output substantially, with a yield of 2,500 to 3,500 kg per mu and a maximum yield of 6,420.5 kg per mu. Since 1979, , Strictly implement the “three see three fixed” approach: First, look at the soil, fertilizer method, according to soil moisture and dryness to determine the dry or