Report on white pine blister rust control 1919Samuel B. Detwiler, G. P. Clinton, Florence A. McCormick, W. S. Regan, American Plant Pest Committee · First published 1919Open the Tome
Report on White pine blister rust control, 1918-1919American Plant Pest Committee. · First published 1919Open the Tome
Report on white pine blister rust control 1918G. P. Clinton, Samuel B. Detwiler, W. S. Regan, Perley Spaulding, W. A. McCubbin, Haven Metcalf, American Plant Pest Committee · First published 1918Open the Tome
