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The Pale Western Cutworm
作者
Howard Loomis Seamans / Canada. Department of Agriculture
出版1926
ISBN
OCLC:622372185
Control of Grasshoppers in the Prairie Provinces
作者
R.D. Bird / H.L. Seamans / K.M. King / Canada. Department of Agriculture. Agricultural Supplies Board
出版1940
ISBN
OCLC:622321196
主題
Agricultural pests
The Date on which it is Safe to Reseed Fields in t...
作者
Howard Loomis Seamans
出版1922
ISBN
OCLC:1007590558
Our Present Knowledge of the Pale Western Cutworm
作者
Montana Agricultural Experiment Station / H.L. Seamans / A.L. Strand / J.R. Parker
出版1920
ISBN
OCLC:632300271