West Virginia Agricultural Experiment Station научное издание

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• West Virgnia Agricultural Experiment Station : научное издание
  Հրապարակվել է: (1899)
• West Virgnia Agricultural Experiment Station : научное издание. . Special Bulletin No 30 : Address and notes on sheep. (By A. D. Hopkins)
  Հրապարակվել է: (1893)
• West Virgnia Agricultural Experiment Station : научное издание. . Bulletin No 15, march 1891: Raspberry gouty-gall beetle (By A. D. Hopkins)
  Հրապարակվել է: (1891)
• West Virgnia Agricultural Experiment Station : научное издание. . Bulletin No 38, november 1894: Potatoes. Potato blight, potato scab (By F. W. Rane)
  Հրապարակվել է: (1894)
• West Virgnia Agricultural Experiment Station : научное издание. . Bulletin No 44, april 1896: Practical Entomology. Insects injurious to farm and garden crops. The character of the injury. The insect causing iy. The remedy. Briefly and plainly stated (By A. D. Hopkins and W. E. Rumsey)
  Հրապարակվել է: (1896)