Gray leaf spot of corn is caused by the fungus Cercospora zeae-maydis. The fungus is now widespread in Indiana and the Eastern Corn Belt (Midwest). Weather strongly influences development of gray leaf ...
THE latest results of M. Bert's researches into the growth of plants (see Comptes Rendus, vol. 87, p. 695, November 4), have led me to publish an observation which I made on the inner sheaths of young ...
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