Special potato cultivation technology

Special potato refers to high-quality varieties used in the processing of high-end foods such as potato chips, french fries, snack foods, and all-powder. At present, special potato varieties grown on a large area are mainly foreign varieties such as the Atlantic Ocean and Shapotti. Domestic varieties have not reached scale because some key indicators are difficult to meet. However, foreign varieties are difficult to cultivate, their adaptability is not strong, and their degradation is rapid. Due to its special climate and production conditions, the Yellow River Irrigation District in the county basically meets the growth of special potatoes. It is an ideal dedicated potato production area in the province and has been favored by peers in the industry.
Cultivation points:
1, choose a good plot
2. The selection of good seed-breeding fields must be the introduction of detoxification primitive or original species from regular breeding units. Seed potatoes in commercial potato production fields must be primary or primary species. Tertiary species can only be sold as commodity potatoes.
3, thickness management, rational close planting, inhibit excessive production of potato chips. About 4,000 acres of Miao Bao, late-maturing varieties of rare, early-maturing varieties of some dense.
4. Carefully store, prevent cuts during harvesting, and transport gently, so as not to damage and reduce the commodity rate. When selling the product, pick a piece of medium-sized diameter of 4-8 cm) and pick out young potatoes, worm-eat potatoes, and damaged potatoes to prevent the sun from direct sunlight. To ensure the quality of credit, credibility and effectiveness.
5. Potato Interplanting Techniques (1) Plastic film mulching with potato hulls Full coverage of yams This technology is simple, easy to operate, and has high yield and good efficiency. It is suitable for large-scale popularization and application of the Yellow River Irrigation District in the north of Ningxia. Generally 600-750 kg of corn per mu, 1000--1500 kg of acacia, mu production value of about 1,300 yuan.
(2) Plastic film yam sets of soybeans The specifications are the same as above, but only two rows of soybeans are planted on both sides of the ridge along the edge of the membrane, and 2200 strains of seedlings are seedlings of yam. Target production: about 1500 kg of artichokes and 100 kg of soybeans.
6. Potato Whole Potato Seeding Techniques The advantages of potato whole potato nests are: concentrated fertilization is conducive to effective precipitation, and it utilizes the apical dominance in cultivation to prevent virus infections in the incisions and to increase the yield.
(1) Adapting measures to local conditions and selecting good varieties are the key measures for the high yield of potatoes. One is to select suitable varieties for the road according to the local natural conditions, and the second is to strictly select healthy small whole potatoes for planting so as to achieve the purpose of preventing diseases and increasing production.
(2) Increase the use of high-quality farmyard fertilizers and apply chemical fertilizers scientifically This is a basic measure for the production of high-yield artichokes. My county is generally based on 2000-3000 kg of Mushi fertilizer, Mushi pure nitrogen is 5.30--6.70 kg, and phosphorus pentoxide is 7.10-9.50 kg.
(3) Proper close planting, standardize digging pits with 1500 nests per acre, row spacing 70 cm, nesting distance 60 cm, digging nests must be standardized and change the soil up and down, positioning according to the seeding density before sowing, to determine dens.
(4) appropriate sowing, timely vine pressure, layered soil suitable for sowing in our county is in mid-late May, such as poor soil moisture in the previous period, should be postponed as appropriate, Qimiao combined with cultivator for the first time to cultivate soil, early buds combined The vines were pressed for the second time. The first flowering stage was combined with the buds for the third time. The soil thickness was determined according to soil moisture and dry cultivation was forbidden.

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