岩溶石山地区土壤退化与恢复的成因和机理一直是近年来土壤学和生态学研究的热点。
The process of soil degradation in mountainous karst regions has been one of research foci of soil science and ecology in China for the last decade.
岩溶石山地区土壤退化与恢复的成因和机理一直是近年来土壤学和生态学研究的热点。
The process of soil degradation in mountainous karst regions has been one of research foci of soil science and ecology in China for the last decade.
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