Cultivation method of virus-free sweet potatoes

Abstract

The invention provides a cultivation method of virus-free sweet potatoes. The cultivation method is characterized by comprising the following steps: (1) selecting and preparing a land; (2) cultivatingvirus-free seedlings; (3) transplanting seedlings; (4) carrying out field management; and (5) harvesting at proper time. The virus-free sweet potato seedlings cultivated by the cultivation method provided by the invention are rapid in survival, high in survival rate and strong in growth vigor, and the yield of the sweet potatoes is effectively improved; and moreover, the grown sweet potatoes aregreen and healthy, good in mouth feel and complete in nutrient elements, and the economic benefits of planters are improved.

Description

technical field

[0001] The invention relates to the technical field of sweet potato cultivation, in particular to a cultivation method of virus-free sweet potato. Background technique

[0002] Sweet potato has a great planting coverage in the vast rural areas of our country. For a long time in history, sweet potato has become the staple food of the masses of people, and it is also the best feed for livestock in rural my country; sweet potato is rich in nutrients, rich in starch, sugar However, in the prior art, sweet potatoes are affected by various viruses when they are planted, thus inhibiting the growth of sweet potatoes, resulting in Degradation, which in turn leads to less sweet potato yields year after year, reducing the economic benefits of growers. SUMMARY OF THE INVENTION

[0003] The present invention is aimed at the above technical problems, and provides a cultivation method of virus-free sweet potato.

[0004] In order to achieve the above object, the present i...