Aphids are a common pest on Chinese prickly ash trees, especially in high temperature and dry years. After being harmed by aphids, the leaves may curl, the tender stems may twist or deform, or nodules may form in the affected area. Not only does it affect the growth of pepper trees, but it also reduces the yield of Chinese prickly ash. So, what's wrong with the aphid growing on the pepper tree? How to prevent and control aphids on pepper trees?
The Causes of Aphids on Pepper Trees
1. Weather reasons
Drought and low rainfall in spring are the direct causes of aphid outbreaks, coupled with wind propagation, which is more conducive to the development of aphids.
2. Fecundity
Aphids have a strong fecundity. People often say that aphids "see many grandchildren overnight". The phenomenon of overlapping generations is prominent, and female aphids can reproduce after birth.
Prevention and control of aphids on pepper trees
Mix laundry detergent, urea, and water in a 1:4:400 ratio evenly, and spray crops at a rate of 50-60 kilograms per acre.
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