tobacco black root rot Shank of Black shank disease hi-res stock

Black shank disease hi res stock photography and images Alamy IG Black shank of tobacco is a devastating root rot disease caused by the oomycete pathogen Phytophthora nicotianae. Above ground symptoms of this disease include wilting and yellowing of leaves, as well Berkeleyomyces basicola (black root rot) CABI Compendium Black Shank Burley Tobacco Extension Tobacco Diseases and Their Control Diseases are a major challenge in tobacco production. They reduce yield, lower leaf quality, and increase production costs. Proper identification and timely control are very important. Blue

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