Concept:Crop rotation avoids planting closely related or similar crops in succession.
Explanation:Legumes are included because they restore nitrogen to the soil.
Deep rooted and shallow rooted crops are alternated to use different soil layers.
Fallow periods allow the soil to regain nutrients.
Closely related crops should
not follow each other, because they share similar pests, diseases, and nutrient needs.
Answer:C. Crops that are closely related should follow each other.