... yellow-brown macules 黄褐斑 Yellow And Brown 黄色和棕色 Yellow-brown earths 黄棕壤 ...
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Wheat soil culture was carried out to study the features of the native and the applied re fractionation and its transformation in yellow brown earths.
研究了在小麦土培过程中黄棕壤中内源及外源稀土元素的形态分配特征及其动态变化。
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