他收割完地里的玉米，开始准备冬小麦的播种。
He embarked on the preparations for planting winter wheat immediately after he had finished harvesting corn.
采用大口径土钻对间作种植模式下冬小麦与春玉米根系进行取样，分析了两种作物根系的空间分布及动态变化规律。
In this paper, root samples of winter wheat and spring maize under intercropping were taken with large-bore soil auger, and the dynamics of their spatiotemporal distribution were studied.
结果表明：em微生物堆肥能明显增加冬小麦和夏玉米的产量。
The results showed that EM microbial compost increased winter wheat and summer maize yields significantly.
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