为了提高单位面积产值和生产效益，实现一年两茬种植。从选地整地、品种选择、施肥、土壤处理、机械耕作、合理密植、田间管理、病虫害防治、适时收获等方面总结了前茬马铃薯和后茬大白菜栽培技术，以实现一年两茬种植。

To improve the output value per unit area and production efficiency and to achieve two croppings in a year, cultivation techniques of potatoes multiple cropped with Chinese cabbages were introduced and summarized in this paper from the following aspects such as filed preparation, variety selection, fertilization, soil preparation, mechanical cultivation, rational dense planting, field management, disease and pest control, and optimum harvest time.

S532

定西市科技计划 (DX2022BR09)。