000 00335nam a2200133Ia 4500
008 130223s9999 xx 000 0 und d
245 _a1968 controls for tobacco insects and diseases
260 _aOntario
260 _c1968
300 _a1-16 p.
440 _aOntario Department of Agricult
901 _pS15767
942 _cB
_2udc
999 _c151576
_d151576