|Author:||Wellman, Frederick L.|
|Title:||Clubroot of Crucifers.|
|Publication info:||Beltsville, MD: U.S. Department of Agriculture, National Agricultural Library, Alternative Farming Systems Information Center
|Rights/Permissions:||Works produced by employees of the U.S. Government as part of their official duties are not copyrighted within the U.S.|
Clubroot of Crucifers.
Wellman, Frederick L.
Washington DC: : United States Department of Agriculture, April 1930
Cruciferae-Diseases and pests
F831 Plant Diseases (Fungal)
plant diseases and disorders
fungal diseases of plants