粘粒的游离氧化铁含量，每个山体均是山地黄壤高于山地红壤和山地赤红壤。
The free iron oxide content in clay in every mountain is higher in the mountain yellow soil than that in the mountain latored soil and mountain red soil.
粘粒的游离氧化铁含量，每个山体均是山地黄壤高于山地红壤和山地赤红壤。
The free iron oxide content in clay in every mountain is higher in the mountain yellow soil than that in the mountain latored soil and mountain red soil.
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