How to control bacterial wilt and bacterial wilt of rice that have been raised for 10 days?
The prevention of bacterial wilt and bacterial wilt is more important than control, and only when the rice seedlings are strong, it is not easy to catch the disease, so it is necessary to strengthen field management. Pay attention to control the nursery bed temperature, not too high, too low. Special attention should be paid to the effect of low temperature in late spring on rice seedlings, suitable time for seedling refining and squatting; seedling humidity is not easy to be too high, high humidity is easy to cause a variety of diseases and grass damage.
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What are the characteristics of the harm of big crickets on peanuts? How to prevent and cure?
What are the characteristics of the harm of big crickets on peanuts? How to prevent and cure? (1) morphological characteristics: big crickets are commonly known as big native dogs, big-headed crickets and so on. ① adult, about 41 mm long, 13 mm wide, yellow, brown, dark brown. There is a "Y"-shaped shallow groove between the compound eyes. The forechest is well developed, with obvious longitudinal grooves on both sides.
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Production and Seedling raising techniques of High quality Rice
In response to the low temperature and cold wave weather during the seedling period, the provincial agricultural technology terminal suggests to take the following measures: first, sowing and replanting in time. In places that have not yet been sown on a large scale, we must seize the good opportunity of the current rise in temperature to sow seeds in a timely manner; in places where rotten seeds and rotten seedlings die, they should be replanted in time depending on the extent of the disaster. Especially the machine plug-in.
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