Planting Techniques of Selenium-enriched Purple Sweet Potato

A planting technology and purple sweet potato technology, applied in the field of selenium-enriched purple sweet potato planting, can solve the problems of uneven distribution, small planting area of ​​purple sweet potato, short supply in the market, etc., and achieve the effects of good quality, large output and balanced market.

Inactive Publication Date: 2011-12-28
固镇县徽味紫薯专业合作社
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  • Application Information

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Problems solved by technology

However, the cultivation of purple sweet potatoes is limited by seasons. At present, the planting area of ​​edibl

Method used

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Embodiment Construction

[0012] In order to make the technical means, creative features, goals and effects achieved by the present invention easy to understand, the present invention will be further described below in conjunction with specific embodiments.

[0013] Selenium-enriched purple sweet potato planting technology comprises the following steps,

[0014] 1. Seedling cultivation: When the temperature reaches about 15 degrees in mid-February, the seedlings can be grown out of the cellar. First, make a seedbed, place the seeds horizontally and connect them on the seedbed, with a row spacing of about 5 cm, cover with fine soil, and spray the soil with a sprayer. Spray wet, cover with plastic film, cover the sky film, keep moisture and keep warm, and when the sprouts grow to more than 20 cm, they can be cut and inserted into the field;

[0015] 2. Ridging: Choose a deep, loose, and living good soil environment. Spring potatoes require 25-35 cm deep plowing 15 days in advance. , the height of the ri...

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Abstract

The selenium-enriched purple sweet potato planting technology relates to crop planting technology, and is characterized in that it includes the following steps: seedling raising: when the temperature reaches about 15 degrees in mid-February, the seedlings can be raised out of the cellar; ridging: choose deep, loose, live good soil Environment, spring potatoes require deep plowing of 25-35 cm 15 days in advance, deep ditch and large ridges are better, to achieve deep plowing, fine soil, ridge spacing is generally 60-70 cm, ridge height 25-30 cm; transplanting: choose purple sweet potato Transplant short seedlings of 19-24 cm in the first or second section. Generally, it is better to transplant spring potatoes from late April to May; Promptly mention Teng and prevent and control diseases and insect pests; timely harvest and store. The purple sweet potato planted by the present invention has large yield, good quality, unique color and sweet taste, belongs to green pollution-free food, and has high nutritional value. Through the storage technology, the purple sweet potato can be supplied throughout the year, and the market is balanced, which is in line with people's demand for ecological health. consumption concept.

Description

technical field [0001] The invention relates to crop planting technology, in particular to a selenium-enriched purple sweet potato planting technology. Background technique [0002] Purple sweet potato is also called sweet potato, sweet potato and sweet potato. It is native to Central America. In the best food list confirmed by the World Health Organization, sweet potato is at the top of the best vegetable group. my country began to introduce it in 2002. Because the color of sweet potato is violet, it is called purple sweet potato. Purple sweet potato is rich in trace elements, such as iron, phosphorus, calcium, zinc, etc., especially the content of selenium is high. The rhizome is not only a "bonanza" of vitamins, but also an anti-cancer expert. In the past 20 years, more and more foreign research results have shown that sweet potatoes are rich in nutritional value. Sweet potatoes are rich in 18 kinds of amino acids, the content of dietary fiber is 10 times that of rice an...

Claims

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Application Information

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IPC IPC(8): A01G1/00A01B79/02
Inventor 刘猛
Owner 固镇县徽味紫薯专业合作社
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