What do food crops, cash crops and crops mean respectively?

Crops: refers to all kinds of plants cultivated in agriculture, which is a kind of biology. Including food crops, cash crops, industrial raw materials crops, feed crops, medicinal crops and so on.

Grain crop: refers to a kind of crop that has become a basic food for human beings after hulling, grinding and other processing procedures for the purpose of harvesting mature fruits. Mainly divided into: cereal crops, potato crops and bean crops.

Cash crops: refers to crops with specific economic uses. Cash crops in a broad sense also include horticultural crops such as vegetables, melons and fruits, flowers and fruits.

First, the specific content of crops.

"Food is the most important thing for people" expresses the relationship between people and food, and a reasonable diet can bring health to human beings. Edible crops are one of the sources of basic food for human beings. Food self-sufficiency is the foundation of a country's sustainable development. The growth of crops is inseparable from scientific and technological production technology and new industrial machinery and equipment that can assist agricultural production.

Second, the specific content of food crops.

Grain crops include wheat, rice, corn, oats, rye, barley, millet, sorghum and highland barley, but three of them (wheat, rice and corn) account for more than half of the world's grain. Food crops are the main food source for human beings.

Unlike vegetables and fruit trees, the seeds of food crops contain less water. Therefore, they are more storable than vegetables or fruits.

Third, the specific content of cash crops.

Economic crops, also known as technical crops and industrial raw materials crops, have the characteristics of strong regionality, high economic value, high technical requirements and high commodity rate, and are suitable for centralized and specialized production.