Key points of September Management of growing Litchi

Management measures: 1. After the autumn shoot matured at the end of March, it entered the flower bud differentiation period at the end of this month or early October. Those who were born late should be sprayed with foliar fertilizer to promote their green maturity in early October, and those who could not mature should be controlled in time.

two。 In case of drought, water should be drenched to promote the timely extraction of the last autumn shoot. 3. Pay attention to the protection against insects. Phenological phase of mid-ripe varieties: shoot growth period. Work focus: cultivate excellent fruiting mother branches. 1. According to the tree potential, appropriate amount of fertilizer to promote the robust growth of branches and shoots. two。 The last autumn shoot should be timely pulled out through irrigation and fertilization: Shuidong black leaves, white sugar, white wax, etc., should attack and release the last autumn shoots in the middle of this month; Feizixiao and black leaves should be extracted around the end of this month. 3. Pay attention to the protection against insects. Phenological phase of late-maturing varieties: shoot growth period and germination period. Focus of work: promoting and attacking tips. Management measures: 1. For strong trees whose first shoots are basically mature, fertilization promotes autumn shoots for the second time. two。 The weak trees with the first autumn shoot were fertilized with fertilizer to attack the autumn shoot. 3. Pay attention to the protection against insects.