MySheen

Prevention and Control of Diseases and insect pests of Angelica sinensis

Published: 2024-11-08 Author: mysheen
Last Updated: 2024/11/08, Root rot: soak the seedlings in Bordeaux solution, disinfect the soil and kill insects, and burn more smoked soil in the nursery. Brown spot: pay attention to field hygiene, remove the diseased leaves in time, and spray 150 times Bordeaux solution with 1 Bordeaux solution in the middle and later stages. Insect pests: there are mainly peach powder aphids, commonly known as "beetles". In May, a large number of propagation, concentrated in the new shoots of Angelica sinensis and the back of the young leaves to absorb juice, so that the heart leaves thicker, fist-shaped curling, plant dwarfing. Control methods: remove weeds around the field and reduce the chance of aphids moving in; aphids

Root rot: soak the seedlings in Bordeaux solution, disinfect the soil and kill insects, and burn more smoked soil in the nursery.

Brown spot: pay attention to field hygiene, remove the diseased leaves in time, and spray 150 times Bordeaux solution with 1 Bordeaux solution in the middle and later stages.

Insect pests: there are mainly peach powder aphids, commonly known as "beetles". In May, a large number of propagation, concentrated in the new shoots of Angelica sinensis and the back of the young leaves to absorb juice, so that the heart leaves thicker, fist-shaped curling, plant dwarfing.

Control methods: remove weeds around the field and reduce the chance of aphids moving in; when aphids occur, spray 2000 times of dimethoate or 1000 times of fenitrothion, once every 5-7 days, 2-3 times in a row.

 
0