a crop that grows quickly (e.g. lettuce) and can be planted between two regular crops grown in successive seasons or between two rows of crops in the same season
双语例句
用作名词 (n.)
Rational intercropping can improve crop yields and decrease occurrence of pests and diseases. 合理的间作套种可以提高作物产量，减轻农作物病虫害的发生。
Thus there should be studies for finding an optimal fertilizer schedule based on a cropping system including intercropping systems rather than for a single crop only. 因此，应该研究包括间作在内的种植制度而不仅为某种作物寻找合适的施肥方案。
