. Fig. Fig. 33 . 34 33. Sweet pea roots affected with eel worm. 34. Sweet pea nodules formed by nitrogen fixing bacteria. and carrots due to S. libertiana. In 1887 Cohn93 reports on a potato disease due to the same fungus. Smith94 in 1890 reports on a holly- hock disease due to Sclerotiana libertiana. In 1891 Behrens95 reports on a hemp disease due to this fungus. In 1892 Humphrey9G reports

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Keywords: ., bookcentury1900, bookdecade1910, booksubjectsweetpeas, bookyear19