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245 _aNitrogen Fixing and Multipurpose Tree Species for afforestation (Recent Researches in Ecology, Envirnment and Pollution-7)
_cSingh, M.P.; Jain, B.P.
260 _aNew Delhi
_bToday & Tomorrow's Printers & Pubs
_c1991
300 _ax
_b306pp
365 _b425/-
999 _c63456
_d63456