在第一组试验田中，她正在比较传统的两年制小麦休耕轮作制和三年轮作制，即首先种植免耕冬小麦，第二季种植免耕冬小麦，然后种植高粱。
In one set of plots, she is comparing the traditional 2-year, wheat-fallow rotation with a 3-year cycle of no-till winter wheat, followed by a second crop of no-till winter wheat, followed by sorghum.
该微耕机还可在水田中使用，克服了现有机型单一耕作的缺陷。
The miniature tiller can also be used in a paddy field, so the defect which the existing tiller type tills in the single mode is overcome.
该微耕机还可在水田中使用，克服了现有机型单一耕作的缺陷。
The miniature tiller can also be used in a paddy field, so the defect which the existing...
该微耕机还可在水田中使用，克服了现有机型单一耕作的缺陷。
The miniature tiller can also be used in a paddy field, so the defect which the existing...
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