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在苹果病害的喷药防治中.如果能注意到以下几点细节问题.即使同样用药,也可大大提高防治效果。 1.休眠期彻底清除园内枯枝、落叶、烂僵果,刮除树上病斑.并涂药铲除病原菌。 2.每次喷药均要周到细致,喷药速度不要过快.喷药时使喷头朝上,药液从下向上喷,保证果实底部和叶背都能着药。果树生长前期(6月份前),每次喷药除了
In the spraying of apple disease prevention and control.If you can notice the following details, even if the same medication, but also can greatly improve the control effect. 1. Dormant completely remove the dead branches in the park, deciduous, rotten fruit, curettage lesions on the tree and coated to eliminate pathogens. 2. Each injection should be thoughtful and meticulous, spraying speed should not be too fast.Push the nozzle upward when spraying, the liquid spray from the bottom up, to ensure that the bottom of the fruit and leaf back can be medicine. Early growth of fruit trees (before June), except for each spray