How to improve the fruit setting rate of persimmon trees?

How to improve the fruit setting rate of persimmon trees? Please introduce the methods to improve the fruit setting rate of persimmon trees can refer to the following methods: first, control the first flower of persimmon stalks (subject to one flower in the persimmon orchard) for 7 days and 8 days. 2.5% methamphetamine 2500 times solution, 21% methamphetamine 2500 times solution, 10% Dolaibao suspension 1000 times solution, 5% rifampicin EC 2000 times solution, 25% thiazuron 3 2000 times solution and so on can be selected for spray control. The effect of control is better when the insecticides are applied alternately. Second, improve the fruit setting rate (1) Zen Temple pills with male flowers are planted as pollination trees, which should account for 10% to 20% of the total number of trees. (2) topdressing and watering before flowering. During flowering, 0.1% borax solution and 300PPm gibberellin solution, or 0.1% borax solution, 0.3% urea solution and 0.5% potassium dihydrogen phosphate solution were sprayed. (3) ease the growth of new shoots. When the flower blooms up to 50%, peel the trunk or branch around. Click to get more persimmon planting techniques click to get more fruit planting techniques