000 00338nam a2200145Ia 4500
008 130223s9999 xx 000 0 und d
100 _aBarrett, R.E.
245 _aPlastic greenhouses
260 _aOntario
260 _c1976
300 _a1-24 p.
440 _aOntario Department of Agricult
901 _pS20119
942 _cB
_2udc
999 _c129975
_d129975