Contour planting is one of the best systems adapted to cultivation management on rolling or sloping land . 等高栽植是适于坡地或起伏地的最好栽培管理方式之一。
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Contour planting with or without terraces is one of the best systems adapted to cultivation management on rolling or sloping land . 等高栽植（不论有无梯田）是适于坡地或起伏地的最好栽培管理的方式之一。
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