Due to the relatively short growing period of winter potato, the potato block is moderate, and the yield is higher. The spring potato is slightly lower, generally reaching about 1,500 kilograms. The product is mainly used as a commodity, and can also be used as a vegetable and edible sale. At the same time, the product has almost no pesticide residues, is resistant to transportation and storage, and can be sold in April-May. It does not pose a problem in sales and has good economic returns.
1, fine preparation
Planting plots plowing more than 20cm deep, requiring fine soil preparation, breaking the soil, remove stones and other debris, so that the soil before the sowing flat surface, no debris.
2, choose a good species
Select No. 2 and Weijing No. 3 as the main types of virus-free varieties, promote the whole potato plantation below 50 grams, and slash and sow more than 50 grams. If cuttings are sown, the cutters are required to be sterilized and the incisions are smeared with plant ash or charcoal.
3, timely sowing
November 30, 2013 - December 30, 2013 on-demand.
4, standard planting
Ditching management: wide and narrow rows of planting, 1.1 meters in one zone, 80cm open car, ditch between cars, 30cm in width, 15cm in ditch in dry land, and 25cm in paddy field.
Potatoes are planted in two rows in the cabin and covered with plastic film. Row spacing 40cm, spacing 30cm, seeding depth 10cm, mu density 4000 ponds. Sowing process: Drawstrings - Ditching - Seed - Fertilization - Covering - Ridge - Covering. Ridge height: dry land 25cm, rice field 30cm.
5, scientific fertilization
Each mus of farmyard manure with 1500 kilograms, 15 kilograms of urea, 35 kilograms of calcium, 10 kilograms of potassium sulfate or 50 kilograms of potato compound fertilizer, one-time use as base fertilizer. Note that 20 to 30 days before sowing, the farmyard manure and calcium sulphide are thoroughly mixed and piled up to maturity.
6, field management
In the initial flowering period of the potato, a cultivator is used to cultivate the soil and strengthen field management.
7. Pest control
Comprehensive prevention and control of diseases and pests such as potato late blight.
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