Views: 25 Author: Tinnyaa Publish Time: 2022-11-11 Origin: Site
At this stage, it is necessary to take some countermeasures to prevent diseases when planting crops. The application of anti-insect nets is one of the means. So, what do you know about the details of using insect nets?
Frequently Asked Questions
Size influence
√ If the mesh is too small, it is impossible to have a suitable actual effect of pest control.
√ If the mesh is large, it can prevent moths, but the ventilation is not very good, resulting in too high temperature and too much shade, which is not conducive to the growth and development of crops.
Seasonal influence
√ In spring and autumn, the temperature is low and the light source is poor, so a white insect net can be used.
√ In summer, in order to achieve the double effect of shading and cooling, a black or dark gray insect net should be used.
√ If there are many overcast days in winter, it is not suitable to use a black insect net.
Preparation Before Covering
Before using the insect net, soil sterilization, and organic chemical weeding is required, which has achieved the purpose of killing pathogenic bacteria and pests remaining in the soil layer before covering.
Covering Quality
The insect-proof net should be fully covered and fixed.
There should be no gaps in the middle of the covering layer to prevent safe passages for insect pests.
Check and repair the holes and gaps that may appear on the insect-proof net anytime and anywhere.
Seedlings
When planting, select disease-free vigorous seedlings.