red soil hilly region 红壤丘岗区
Hilly Red Soil Region 红壤丘陵区
low hilly red soil region 低丘红壤
subtropical hilly red soil region 亚热带红壤丘陵区
Soil and water loss is very serious in south red soil hilly region. It is very impendent mission for this region to construct soil and water conservation forest.
南方红壤丘陵区属于十分严重水土流失区，在该地区开展人工水土保持林建设是一项十分迫切的任务。
参考来源 - 红壤丘陵区人工林地生态学特征及其水土保持机理研究·2,447,543篇论文数据，部分数据来源于NoteExpress
It is important to study the water budget in hilly region of red soil.
开展对红壤丘岗区水量平衡的研究，显得非常重要。
The precent and its harmfulness of soil and water loss in red earth hilly region of south of Yangtze river was dis-cussed in this paper.
该文论述了江南红色丘陵区水土流失现状及危害，并对引起水土流失的原因进行了分析。
The effects of under-crop sowing grasses in citrus orchard on soil fertility, soil physical properties and orchard microclimate in low hilly red soil region were analyzed.
本文分析了低丘红壤新垦桔园套种牧草对土壤养分、土壤物理性质和桔园小气候变化的影响。
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