The research indicates that red clay and mantle rock soil, which distribute both sides of gully and with rich groundwater, are better for shallow-root tree to grow.

研究结果表明，红胶泥和风化岩沫土土壤地类主要位于沟谷两岸，地下水供给较为充裕，是浅根性树木生长发育的良好土壤类型；

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The research indicates that red clay and mantle rock soil, which distribute both sides of gully and with rich groundwater, are better for shallow-root tree to grow.

研究结果表明，红胶泥和风化岩沫土土壤地类主要位于沟谷两岸，地下水供给较为充裕，是浅根性树木生长发育的良好土壤类型；

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