00514nam a2200181 a 450000500170000002000150001708200130003210000170004524500280006226000390009030000200012949000460014969000120019596400220020799700190022999900170024895200670026520251203110425.0  a817041850X  a577bECO  aHusain,Majid  aEcology and environment  aNew DelhibAnmol Publicationc2003  a464P.c22CM. HB  aPerspectives in physical geography series  aEcology  bENGcd574efg_  a107009 LIBSC C  c89482d89482  00104070aPUbPUd2004-01-14g765.00l0o577 ECOp107009yBK