High-moisture rapeseed management

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Do a clean ditch and drain work to minimize the soil moisture in the field. Strictly prevent waterlogging, disease, rotten rooted seedlings. Check seedlings to make up for shortages and dilute sparsely.

Timely weeding should be done to prevent grass shortage due to more rainwater and strong weed growth.

Miao seedlings, Dingmiao. It is more appropriate to transplant 8000-10000 plants per acre. Live rapeseed and time seedlings stay small and large, remove weak seedlings, disease seedlings retain strong seedlings, and stay dense and thin. 3 to 4 leaves for thinning, 12,000 to 15,000 mu.

For the insufficiency of basal fertilizer, due to various reasons, the weak seedlings raining acres of urea topdressing 5 to 10 kg, in order to promote the growth of rape, cultivating seedlings overwintering.

Timely control. In the 2nd to the 3rd leaf stage of rapeseed, calcium cyclamate, paclobutrazol, and uniconazole were used for chemical control to prevent the formation of tall seedlings and promote the stable growth of rapeseed.

Timely prevention and control of diseases, insects and weeds. Diseases: Pay attention to cure blight and root rot. Insect pests: Pay attention to the prevention and control of pests such as Plutella xylostella and Pieris lepidoptera, such as lepidopteran pests, flea beetles and aphids. Grass damage: timely selection of high cover and grass in the 2 leaf stage to control grass weeds, 5 to 6 leaf stage use grass removal spirit, clopyralid to prevent broad-leaved weeds.

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