Nannipieri P,Greco S,Ceccanti B.Ecological significance of the biological activity in soil[A].In:Bollag J M,Stotzky G (eds).Soil Biochemistry(Vol 6)[C].New York:Marcel Dekker,1990.293-355.

 
  • 肖洪浪李新荣段争虎李涛李守中.;流沙固定过程中土壤-植被系统演变[J]
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