First, a reasonable pruning focus on cutting off the crown inside the chaos, drooping branches, stem branches and pests and branches, young trees to plastic surgery, in the election of the main trunk under the premise of the branches open to the surrounding, in order to improve ventilation and light conditions .
Second, scientific fertilization to adopt "triple" fertilization method. That is: the combination of plant ash and human urine, fertilizer and soil miscellaneous fertilizer, root fertilizer and foliar spray fertilizer to meet the various nutrients required for the development stage of hawthorn.
Thirdly, fruit thinning, fruit deformity, weak fruit, and disease and insect pests should be eliminated in a timely manner so that the hawthorn will develop in a balanced manner. It is necessary to change the traditional management model of “taking more and more wins†and establish the concept of “bearing pain and love†to ensure fruit. High yield and high quality.
Fourth, prevention and control of pests and diseases Orchard "cleaning", completely remove the dead branches, fallen leaves, rotten fruit, weeds and other parasites, buried or burned. For the fruit rust and insect pests, “trichlorfon†and “carbendazim†sprays can be used. Once every half month, the control effect is better.
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