000 00445 a2200157 4500
020 _a0028498208
080 _a581.331.2.081:614.71
_bO34M
245 1 _aManual for sampling airborne pollen
_cby E.C. Oggen, ...[et.al]
260 _aNew York
_bHafner Press
_c1974
650 _aSampling
650 _aAirborne Pollen
100 1 _aOggen, E.C...[et.al]
300 _a182 p.
040 _aIARI, New Delhi
901 _a129468
999 _c73551
_d73551