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george w hudler
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Magical mushrooms, mischievous molds
George W. Hudler · 5th edition
260 sayfa · 1998
Fungi / Mushroom culture / New York Times reviewed / History / Plant diseases
Dutch elm disease and elm yellows
Wayne A. Sinclair, George W. Hudler, Warren T. Johnson · Cornell Cooperative Extension
17 sayfa · 1982
Elm / Diseases and pests / Ulmaceae