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040 _aBD-DhUL
_cBD-DhUL
082 _a597.49
_bCON
245 0 _aContributions to the studies on some aspects of biology and induced spawning of air beeathing catfish clarias batrachus (linaeus 1758) /
_h[MS Thesis]
260 _aDhaka :
_bUniversity of Dhaka,
_c1979.
300 _a[8], 80 p. :
_bill. (some col.) ;
_c30 cm.
500 _aThesis (MS) -- Department of Zoology, University of Dhaka, 1979
504 _aIncludes bibliographical references.
650 0 _aCatfish
942 _2ddc
_cREF
999 _c105988
_d105988