. Journal of agricultural research . Journal of Agricultural Research Vol. XVIII, No. 3 Recent Studies on Sclcrotiutn rolfsii Sacc. Plate 4. Journal of Agricultural Research Vol. XVIll, No. 3 PLATE 4 Sclerotium rolfsii: A.—Cabbage artificially inoculated. The rot is confined to the outer layers of thehead. B.—Cultures on artificial media. C.—Mustard-seed-like sclerotia on cantaloupe. D.—Formation of sclerotia at point of union of apparently plus and minus strains. PLATE s Sclerotium rolfsii; A.—Sweet potato in seed bed, showing method of natural infection of young sprouts. B.—Infected Irish po
. Journal of agricultural research . Journal of Agricultural Research Vol. XVIII, No. 3 Recent Studies on Sclcrotiutn rolfsii Sacc. Plate 4. Journal of Agricultural Research Vol. XVIll, No. 3 PLATE 4 Sclerotium rolfsii: A.—Cabbage artificially inoculated. The rot is confined to the outer layers of thehead. B.—Cultures on artificial media. C.—Mustard-seed-like sclerotia on cantaloupe. D.—Formation of sclerotia at point of union of apparently plus and minus strains. PLATE s Sclerotium rolfsii; A.—Sweet potato in seed bed, showing method of natural infection of young sprouts. B.—Infected Irish potato, melter stage. C.—Longitudinal section of infected sweet potato, showing nature of rot. Recent Studies on Sclerotium rolfsii Sacc. Plate 5
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectagricul, bookyear1913
