Fertilizer application is mainly based on farmyard manure, which is based on the principle of heavy phosphorus at the bottom and nitrogen topdressing.
Filming time (1) Autumn film: Late October. (2) top Ling film: mid-March. In the area of ​​250-450 mm in rainfall, the main area is autumn mulch, and in the area of ​​450-550 mm in the world, the main area is the lining film.
Select varieties should be selected to plant compact, suitable for dense planting, not premature aging, resistance, disease resistance varieties.
The soil is used for the treatment of lands with serious damage to soil pests. When ridges are set, 0.5 kg of 40% phoxim EC and 30 kg of fine sand are used per acre to mix toxic soils. Weeds are severely harmed. After ridging the site, they are sprayed with 50% acetochlor EC on water and then covered with plastic film.
Ridge mulching film can be used step plough or mechanical ridging, where conditions can be used ridge film laminating machine once ridging film.
Timely sowing and sowing combined with local climate characteristics, the local temperature stability through the ≥ 10 °C sowing, usually in late April sowing. As the mulching corn has the functions of increasing temperature, lifting pods, and keeping pods, the sowing depth is generally 1 to 2 cm shallower than that of the direct corn.
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