China and India, both booming economies, are big importers of fertiliser, and arable land in China in particular is of poor quality.
作为新兴经济体的中国和印度，均面临着耕地贫瘠的问题，特别是中国情况更为严重，目前两国已成为世界最大的两个化肥进口国。
China's demand for fertiliser is expected to be particularly buoyant as a result of its huge population and the poor quality of its arable land.
由于中国的巨量人口及其贫瘠的可耕地，中国的化肥需求有望看涨。
Arable land is complicated systems that consist of nature, ecology, society, and its value is composed of its natural quality value and invisible value.
农用地是一个复杂的自然、生态和社会复合体；农用地的价值由农用地的自然质量价值和无形价值构成。
The conclusion shows that the arable-land quality dynamic monitoring and early-warning system is important technique basis to realize quantitative and qualitative land resources management.
研究结论：耕地质量动态监测与预警的实现是国土资源由数量管理向数量、质量并重管理的重要技术基础。
The correlation between arable land expansion and soil quality was very close and the combine entropy was 0.790.
耕地扩张过程与土地质量空间相关关系密切，其联合熵达0.790。
Then, the relations between the study of market-vegetable plot quality and the evaluation of land and arable land were elaborated.
阐明了集贸市场-菜地质量关系研究与土地评价和农地评价的层级关系。
Then, the relations between the study of market-vegetable plot quality and the evaluation of land and arable land were elaborated.
阐明了集贸市场-菜地质量关系研究与土地评价和农地评价的层级关系。
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