Pear management: how to manage pear trees in summer?

How to manage pear trees in summer? Please introduce the method summer is the period of the largest vegetative growth and the fastest growth of pear trees in a year, and it is also the period when pear trees are most affected by external conditions. Pear summer management can refer to the following methods: soil fertilizer and water management fertilizer and water management. In July, a quick-acting nitrogen fertilizer was applied immediately after the early-maturing varieties were harvested, and the China Agricultural Network was used to supplement the nutritional deficiency caused by the fruit. For the middle and late maturing varieties, it is necessary to apply phosphorus and potassium fertilizer again at this time. In August, there is generally no more fertilization, only after the fruit is harvested, the available nitrogen fertilizer is applied once. After fertilization, it should be irrigated properly according to the soil condition. Soil management. High temperature and high soil moisture in summer make it easy to grow weeds. It is usually necessary to loosen the soil and weed in time after heavy rain or irrigation. The young fruit stage of pest control. Mainly control rust, scab, ring disease and pear planthopper, pear aphid, pear net bug, pear heart borer. Control measures: ① artificial removal of disease and insect tips, diseased tips, and buried deep; ② spray 80% spray 800 times solution, 30% compound carbendazim 500 times solution, can control rust and other diseases. Spray 10% EC 2500-3000 times to control pear heart borer and other insect pests, when insect pests occur seriously, 10% imidacloprid can be sprayed. Pay attention to do not use Bordeaux liquid after 40 days of fruit setting to prevent fruit rust. Fruit expansion and ripening period. During this period, mainly control scab, ring disease, rust and heart-eating insects, boat-shaped caterpillars, rust wall lice. Disease control can be sprayed with 80% spray 800 times or double Bordeaux 200 times; pest control can spray 10% annihilation EC 2500-3000 times or 30% Taoxiaoling 200 times. The purpose of summer pruning is to control the excessive growth of trees, promote flower formation and improve the ventilation and light transmission conditions of trees. The normal fruiting tree should strictly control the dense shoots and shoots on the back and periphery of the backbone branches. The methods of coring, folding, thinning and pulling branches were comprehensively used to adjust the branch potential and angle of the backbone branches. In order to promote the formation of flower buds in the following year, the main and lateral branches or nursery branches of young trees can be cut in the middle and late May. Click for more pear tree planting techniques click to get more fruit planting techniques