LI Changsheng.Loss of soil carbon threatens Chinese agriculture:a comparison on agroecosystem carbon pool in China and the U.S.[J].Quaternary Sciences,2000,20 (4):345-350.

  • [5]长生.;土壤碳储量减少:中国农业之隐患-中美农业生态系统碳循环对比研究[J]
目录 查词历史