00455    a2200157   4500020001500000082001500015100002000030245003300050250001300083260005700096300002000153650006500173650001100238650002900249700001900278  a8123908644  a581.7bAMB  aAmbasht, R. S.   aA text book of plant ecology  a14th ed.  aNew DelhibCBS Publishers & Distributorsc1969g2002  axii,427p.c22cm  aPlant characteristic of specific environments, plant ecology  aPlants  aNatural history of plant  aAmbasht, N. K.