How to control heart worms by planting beans?
How to control heart worms by planting beans? Please introduce the prevention and control of planting bean borer, spray should adhere to the principle of bud control, spray and kill the larvae in the flower bud during flowering. The best time to spray is when the bud is open from 8 am to 10:00 on a sunny day. Spraying the pod more than 10 cm long after flowering can kill the newly hatched larvae and the low instar larvae that enter the young pods. The medicament can choose kungfu 1500 times, or avermectin 1500 times spray, or 4.5% Arebo EC 1000ml 2000 times, or 25% Arete EC 1500ml 2000 times, or 2.5% Ruining EC 2000 times, or 40% Noust EC 1500ml 2000 times, or 44% Shuikai 2000 times. Click to get more bean planting techniques click to get more vegetable planting techniques
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How to prevent and cure rust by planting beans in autumn?
How to prevent and cure rust by planting beans in autumn? Please introduce the prevention and control methods of planting beans in autumn with high temperature and more rainfall, coupled with the large bacterial source (summer spores) of beans planted in spring in the field. Therefore, beans planted in autumn are prone to rust, and farmers should carry out comprehensive control as soon as possible. First, the main symptoms: whole beans.
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How to prevent and cure the epidemic disease by planting beans?
How to prevent and cure the epidemic disease by planting beans? Please introduce the methods of prevention and control of bean blight with reference to the following methods: 1. The symptoms are mainly harmful to stems, leaves and pods, mostly in or near stem nodes, especially near the ground. The disease part was water-stained at the beginning, then the wet rot constricted around the stem, and the leaf vines above the disease part withered and died. ...
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