Two methods to control persimmon diseases
The main diseases and insect pests easy to occur in persimmon trees are: persimmon corner spot, round spot, anthracnose, scab, leaf blight, powdery mildew, eucalyptus moth, paramecium, tea yellow moth, oval tooth claw Gill turtle, red wax scale, brown belt roll moth, small black thorn moth and so on. Control methods: ① to remove fallen leaves, burn, spray Bordeaux solution, Dysen zinc, carbendazim and other agents for several times at the initial stage of the disease, and spray strychnine when powdery mildew is serious. ② light traps and kills adults, larvae or nymphs spray dichlorvos, trichlorfon, fenitrothion and other agents.
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Persimmon trees should be cut in winter during the full fruit period.
The drugs suitable for the control of Bemisia Tabaci are acetamiprid, thiamethamide, mineral oil, thiazide (Aktai), imidacloprid, bifenthrin, avermectin, matrine, imidacloprid, chlorpyrifos and so on. These drugs can be used to control Bemisia Tabaci on persimmon. Long-term single drug use, Bemisia Tabaci is easy to produce drug resistance.
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Busy flowering period good persimmon fruit
In order to produce uniform size and neat fruit shape. The fruit is plump. The persimmon fruits with good shape can be adjusted by artificial pollination, thinning flowers and fruits, releasing bees during flowering, ring peeling and other measures. Artificial pollination Jiro, rich and other varieties unisexual knot strength is low, through pollination, make it form a certain number of seeds,.
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