近年,我市全面推广了茭白挖沟条栽法,实行了茭菜、茭油(油菜)、茭粮间作套种,不仅有利于节省用工、减轻劳动强度、降低成本,而且有利于减轻病虫危害、提早茭白上市期、提高茭白单个产量和单位面积产量,具有良好的经济、社会和生态效益。仅以1987年我市将墅乡5040亩茭白田为例,? In recent years, the city comprehensively promoted the planted trenches and planted trenches and implemented the intercropping of tilapia, rapeseed (rape) and tilapia intercropping intercropping, which not only helps save labor, reduce labor intensity and reduce costs, but also helps to reduce pest and disease hazards , An earlier date of listing, to improve individual yield and yield per unit area, has good economic, social and ecological benefits. Only in 1987 the city will Township 5040 acres of land Bai Tian, ​​for example,?