Comprehensive control of bean rust and powdery mildew in greenhouse
At the initial stage of the disease, 70% methyltropine wettable powder 500 times liquid, or 40% Ruitong wettable powder 600 times liquid, 50% sulfur suspension 300 times liquid, Fenbiqing 150 times liquid. Spray 2 to 3 times continuously for 5 to 7 days.
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Planting bean field management in winter is the key.
In the past, direct seeding was often used in the production of seedling beans, which ensured that the seedlings were strong on the basis of fully protecting the roots from cold injury, and that they could be sowed, harvested and listed early. In production, nutrition bowl is often used to raise seedlings, or 50-hole pot can be used to raise seedlings, sowing 2-3 grains in each hole, pouring water through water, and reasonably controlling the temperature. The seedling age is about 25 days.
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How to prevent premature senescence of ginger
The seedling stage of ginger is long and grows slowly. after the weather turns cool in autumn, its aboveground stems and leaves and underground roots enter the vigorous growth period at the same time. On the one hand, a large number of branches occur on the ground, and the underground ginger pieces expand rapidly on the other side, and the growth rate is greatly accelerated. Therefore, this period is the key period of cultivation management. According to ginger.
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