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.
根据区域的自然条件、水源状况、气候状况、作物种植结构及社会经济条件等因素，对判断矩阵进行了简化、层次排序和一致性检验。
According to natural conditions, water source, climate condition, farm crop of the district and social economic etc, the judge matrix is simplified and the consistency is checked.
减少流域片高耗水作物种植，调整农业产业结构被认为是解决灌溉水危机的重要手段。
Reduction of crop areas of high consumptive water was previously considered as one of the important methods to solve water crisis.
应用推荐