. Fig. 46. Carnation Diseases. a. White tip (after Clinton), b-f. carnation rust parasite (after Blodgett, F. H.), g. stigmanose (after Woods), h. Septoria leaf spot (after Potter, M. C), i. pycnidia of Septoria dianthi, j. pow- dery mildew fungus (after Mercer, W. B.).


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Keywords: ., bookcentury1900, bookdecade1920, bookpublishernewyo, bookyear1920