000 00312 am a2200121 a 4500
100 1 _aSmit, B.
245 1 _aSheep blow-flies of South Africa
260 _aPretoria
_c1929
300 _a1-27 p.
942 _2udc
_cB
440 _aUnion of South Africa Department of Agricultre. Bulletin No. 47
901 _aS53169
999 _c111060
_d111060