Crop Rotation

This is a farming system in which different types of crops are grown on a piece of land in a definite order or cycle season after season.

The farm is divided into several plots, and the crops which are grown are moved from plot to plot each year. This system preserves the fertility of the soil.

Advantages

• It controls soil erosion

• Maintain soil fertility

• It ensures effective use of labour

• Pests and diseases are controlled as crops are rotated.

• It helps to make maximum use of soil nutrients.

Disadvantages

• It is very difficult to adopt because of the skills required.

Importance of legumes in crop rotation

• They help in the control of soil erosion and weeds when used as cover crops.

• They improve nitrogen in the soil.

• They increase soil fertility.

• They improve the soil structure.