000 00277nam a2200097Ia 4500
100 _aPorter H L & Spiker O W
245 _aThe Control of Insects and Plant Diseases in the Nursery
260 _bOhio Dept of Agri, Ohio
082 _aK86:(I:4)/N59/B09652
300 _app 158; 22*15
999 _c45899
_d45899