000 00299 am a2200121 a 4500
100 1 _aHall, WJ.
245 1 _aHibiscus mealy bug
260 _aCairo
_c1921
300 _a1-28 p.
942 _2udc
_cB
440 _aVirginia Agricultural Experiment Sation. Technical Bulletin No. 17
901 _aS55462
999 _c113828
_d113828