The final major human cause of desertification is soil salinization resulting from over irrigation.
造成土地沙漠化的最后一个主要人为因素在于人类过度灌溉导致土壤的盐碱化。
Unreasonable cultivation is the major cause of desertification in north China and 45% of degenerated land in China.
不合理的开垦是我国北方土地沙质荒漠化的主要原因，北方农牧交错带45％的退化土地属这一类型。
The main cause of desertification is overgrazing and its leading indicator is the form of aeolian landform, by which the grade of desertification is determined.
首要的是风沙地貌特征，沙漠化土地的分级主要依此而定。
But in short-term, especially in the period of research, the change of climate is very slight, so the cause of desertification needs to be analyzed further in Gong-he basin.
但研究期内气温升高的效应比较小，所以短期内(尤其是研究期内)共和盆地的荒漠化加剧问题有待进一步分析。
The root cause of the cumulative impacts of cropland index and carrying capacity on desertification is the increasing pressure on environment and resource due to increasing population.
人口持续增长导致的对资源环境压力的增大是耕地指数和草场载畜量对沙漠化影响产生累加效应的根本原因。
The root cause of the cumulative impacts of cropland index and carrying capacity on desertification is the increasing pressure on environment and resource due to increasing population.
人口持续增长导致的对资源环境压力的增大是耕地指数和草场载畜量对沙漠化影响产生累加效应的根本原因。
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