我艰难地在狭长地带上种了半英亩的玉米，在这之间一块几乎平坦的地上种了三叶草。
I grow hardly a half acre of corn in narrow strips, with clover between the strips, on land that is almost level.
挖沟撩壕栽培能极显著地提高三叶木通单位面积内茎藤和果实产量；
The trenches for cultivation can remarkably enhances the unit area output for the stem and fruit of Akebia trifoliate.
挖沟撩壕栽培能极显著地提高三叶木通单位面积内茎藤和果实产量；
The trenches for cultivation can remarkably enhances the unit area output for the stem and fruit of Akebia trifoliate.
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