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在蔬菜种植的过程中,有经验的菜农会发现,单种同一种蔬菜容易发生病虫害,如果在地边或行间种一些能够发出特殊气味的蔬菜,使害虫不愿接近,便可大大地减少病虫害的发生。这是为什么呢?是蔬菜的相生相克关系。相生的蔬菜即亲邻关系较好的,把它们种在一起,可互相互利获得高产。如:豆角茬上栽茄子或茄子茬上栽豆角。
In the process of vegetable cultivation, experienced vegetable farmers find that the same single vegetable is susceptible to pests and diseases. If some peculiar smell-smelling vegetables are planted on the ground or in rows, pests will be greatly reduced if they do not want to approach The occurrence of pests and diseases. Why is this? It is the relationship between the relative vitality of vegetables. Relatives of the vegetables that is, the better the relationship between the neighbors, put them together, mutual benefit can be obtained for high yield. Such as: beans stubble on the planted eggplant or eggplant stubble beans.