在辽宁省西部干旱和半干旱地区建议采用以留茬覆盖为主的保护性耕作方式。

Remaining of stubble and straw covering was suggested to be adopted in western arid and semi-arid areas of Liaoning province.

youdao

采用田间小区试验，对覆盖免耕、留茬免耕和传统翻耕三种耕作方式下玉米不同生育期土壤温度、土壤含水量以及玉米蒸腾速率和净光合速率进行观测。

The experiment was carried out in the field with three treatments i. e. conventional till (CT), non-till with retaining maize stubble (NT) and mulch-till with un-chopped maize straw mulch (MT).

youdao