Culture of cigrette burley tobacco
Scott, W.A., Haslam, R.J.
Culture of cigrette burley tobacco - Ottawa 1964 - 0.833333333 - No. 1217; Canada Department of Agricultural Entomological Branch .
Culture of cigrette burley tobacco - Ottawa 1964 - 0.833333333 - No. 1217; Canada Department of Agricultural Entomological Branch .