Navel orange planting: Gannan navel orange four seasons how to manage?

How to manage the four seasons of navel orange in Gannan? Please introduce the management methods of the four seasons of Gannan navel orange can refer to the following methods: first, autumn shoot protection is the main fruiting mother branch of navel orange, which should be promoted according to different climatic conditions. Generally, one week after Lesser Heat, nitrogen fertilizer is applied to promote sprouting according to the amount of fruit hanging on the plant. Greater Heat shoots after shooting, spraying 25% Xiuxieshuang600 times solution to control leaf moth when half a grain of rice is long, spraying once a week. Until the growth of autumn shoots stops, at the same time, spray a little stronger and fatter. Second, winter protection ensures that there are many leaves and thick green leaves of navel orange, which is an important guarantee of high yield. from near fruit picking to flowering in the following year, emphasis should be placed on leaf protection, that is, before fruit picking, before fruit fertilizer, within half a month after fruit picking, and within half a month after fruit picking, the second fertilization is mainly phosphorus and potassium fertilizer. In winter, base fertilizer should be applied in combination with clear garden, with 20 kg of pig and cattle pen fertilizer, 800 g of cake fertilizer and 500 g of calcium superphosphate per plant, and compost fire-soil fertilizer project to improve the ability of trees to resist cold and protect leaves. Third, spring flower protection fertilizer is the first decision to promote full buds and good grade; when the plant is 50% flower, 0.3% urea and 2% potassium dihydrogen phosphate can be sprayed to protect the flower. If there are many buds and not many spring shoots, you can properly truncate the longer branches and cut some of the top shoots. Xiehua was sprayed with 0.2% to 0.25% potassium dioxide phosphate for 2 to 3 times in a row. Pay attention to wiping buds and controlling shoots to prevent fruit drop in the later stage. While strengthening the management of fertilizer and water, it is also necessary to bag the fruit to protect the fruit. Click to get more navel orange planting techniques click to get more fruit planting techniques