orthic soil

• 红壤

orthic soil的用法和样例：

例句

1. Red soil is one of the chief geomorphic features of Jiangxi Province.
   红壤是江西的主要地形特征之一。
2. Vegetation restoration is an effective approach for ecosystem restoration and enhancement in eroded area of red soil.
   植被恢复是红壤侵蚀区生态恢复与重建的有效途径。