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First, the selection of the site in the fruit tree main distance from the ground 20 to 30. At the centimeter or at the base of the main branch, choose a smooth berry with a width of about 15 cm (the trunk can be scraped off) as a medicine.
Second, the medicine part first wrapped in a circle of absorbent (old cotton, toilet paper or waste newspapers, etc.), and then diluted 50% of methamidophos or 40% of omethoate into 3 ~5 times solution, inject or apply about 20 ml on the absorbent, and then fasten with a plastic film.
Third, the removal of the plastic film in the liquid solution effect of 5 to 6 days to remove, the absorbent is removed before the rain, so as not to rot at the dressing.
Author: Ma Haiyan
Source: Henan Science and Technology News
Trunk bagging method to control fruit tree aphids
The trunk package method is a new method for controlling fruit tree aphids popularized in recent years. This method not only applies to the formation of orchards, but also to the control of forest mites. Its specific method:
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