Generally sprouted sweet potatoes can be eaten and do not contain toxicity.

Generally speaking, we usually eat sweet potatoes (sweet potatoes), red heart, yellow heart and purple potatoes will be more. Among them, red heart has more water and sweet and glutinous taste; yellow heart has more chestnut flavor and tastes drier. Red heart is more suitable for baking, yellow heart and purple potatoes are more suitable for steaming or reprocessing into a variety of sweet potato snacks.

Species of sweet potato:

1, rising fertilization:

Sweet potato in sandy loam soil, fertilized plots of good growth. After land preparation, the method of planting with ridging is conducive to the growth of the potato, and drainage is convenient. Sweet potato growth process needs nitrogen, phosphorus and potassium elements, need more nitrogen in the early stage, more potassium needed in the middle and late stage, in the application of bottom fertilizer, 5000 pounds per acre of available farmyard manure, plus a bag of compound fertilizer.

2, planting:

Spring sweet potato planting is generally stabilized in the ground temperature above 15 ℃ for planting, there are flat planting, oblique planting and other methods. Flat planting applies to good soil conditions, adequate water and fertilizer plots, the sweet potato seedlings flat on the ridge, the upper part of the seedlings exposed outside. Flat planting method planting, sweet potato fruit potato more, and uniform size. Oblique planting is suitable for dry, medium water and fertilizer plots, planting seedlings diagonally into the ridge.

In order to prevent underground pests, before planting seedlings, the root dipping treatment, commonly used insecticidal ingredients, chlorpyrifos microencapsulated suspension, imidacloprid, choose one of them to be prepared into the root dipping liquid. When planting seedlings, insert the roots of seedlings into the root dipping solution and soak for two or three minutes.