因此，必须适应市场需求变化、调整与优化作物种植结构。

So we should meet the various needs of the market, adjust and better the cropping industrial structure.

youdao

因此，必须适应市场需求变化、调整与优化作物种植结构。

So we should meet the various needs of the market, adjust and better the cropping industrial structure.

youdao