Yazar
Pennsylvania Chestnut Tree Blight Commission
9 cilt bulundu.
Pennsylvania. Chestnut Tree Blight Commission. · W.S. Ray, state printer
663 sayfa · 1915
Chestnut blight / Bibliography
R. Kent Beattie, Pennsylvania. Chestnut Tree Blight Commission. · C. E. Aughinbaugh, printer to the state of Pennsylvania
Sayfa sayısı yok · 1913
Chestnut blight
Commission for the Investigation and Control of the Chestnut Tree Blight Disease in Pennsylvania · C. E. Aughinnbaugh
Sayfa sayısı yok · 1912
Chestnut blight
Commission for the Investigation and Control of the Chestnut Tree Blight Disease in Pennsylvania · Sine nomine
16 sayfa · 1913
Chestnut / Chestnut blight / Endothia parasitica
Chestnut Tree Blight Commission (Pennsylvania) · W.S. Ray, State Printer
122 sayfa · 1914
Chestnut blight
Pennsylvania. Chestnut Tree Blight Commission. · State Printer
253 sayfa · 1912
Trees / Diseases and pests