intercropping

例句：

1. 1. The farmers intercropped corn and beans in the field to maximize yield.
   农民们在田地里间作玉米和豆类，以最大化产量。
2. 2. Intercropping is an effective way to improve soil fertility and reduce pests.
   间作是一种有效的方法，可以改善土壤肥力并减少害虫。
3. 3. In some regions, intercropping is a traditional practice that has been passed down for generations.
   在一些地区，间作是一种传统的实践，已经传承了几个世纪。