Sweet corn, glutinous corn, high oil corn, colored corn and popping corn. Among them, popping corn is mainly used to make popcorn corn, sweet corn can also be divided into ordinary sweet corn, strengthened sweet corn and ultra-sweet corn, can be cooked and eaten, eaten raw or made into canned food and other side dishes. White corn, yellow corn and black corn and other colorful corn cooked out, bright color, crystal clear, taste is sweeter.

1. Sweet corn

Sweet corn is a kind of corn, its body contains more water-soluble polysaccharides and vitamins, easy to be digested by the body. In the planting of sweet corn need to choose the right soil, it is best to use the rich content of trace elements, good drainage of sandy loam planting sweet corn, so that the plant grows better.

2, black corn

Black corn is also a kind of corn, its body is rich in lysine, can regulate the body fat metabolism. In the maintenance of black corn can be watered for the plant mineral-rich river and lake water, to keep the soil in a moist state, in the watering need to pay attention to the amount of watering, so as to avoid the phenomenon of waterlogging plants.

3, glutinous corn

Corn also includes glutinous corn, this corn has a soft taste, rich in manganese, zinc. In the maintenance of glutinous corn can provide balanced nutrients for the plant, it is best to use nitrogen-based fertilizer in the growth period of the plant, in the flowering and fruiting period of the corn to use phosphorus and potassium fertilizer-based fertilizer.

4, high oil corn

Corn also includes high oil corn, this corn in the high oil content, can be used as corn oil raw materials, can also be cooked and eaten, in the maintenance of high oil corn can be provided for the plant all day sunshine, so that the plant can be normal photosynthesis, and store enough nutrients for the differentiation of buds.

Maize belongs to the family Gramineae, genus Zea mays, species of maize. According to the botanical features and biological characteristics of maize, according to the external morphology and internal structure of the grain classification, there are hard grain type, horse tooth type, intermediate type, glutinous type, bursting type, sweet type, powder type, sweet powder type and lemma type 9 kinds.