. ('ottoiiy-nioUl i'lDinus. (^Fioii) Ext. Cir. 118.) stoollike bodies with hollow, disk-shaped tops, about % to i/4 inch in diameter on the surface of the ground (fig. 75). These are called "apothe- cia," and the spores of the fungus are developed in them. Plants which have a thick mass of vegetation near the ground, or the stems or roots of plants, may become infected by direct contact with the cottony-mold growth; parts entirely aboveground, such as blossoms or fruits growing on the tree, which are sometimes attacked, can only be- come infected by spores developed from sclerotia in
. ('ottoiiy-nioUl i'lDinus. (^Fioii) Ext. Cir. 118.) stoollike bodies with hollow, disk-shaped tops, about % to i/4 inch in diameter on the surface of the ground (fig. 75). These are called "apothe- cia," and the spores of the fungus are developed in them. Plants which have a thick mass of vegetation near the ground, or the stems or roots of plants, may become infected by direct contact with the cottony-mold growth; parts entirely aboveground, such as blossoms or fruits growing on the tree, which are sometimes attacked, can only be- come infected by spores developed from sclerotia in the soil and blown about by the wind. The fungus may become very abundant and kill al- most any kind of plant in certain spots or areas of soil where there is a good deal of moisture and dense vegetation, but it does not usually per-
Size: 2179px × 2294px
Photo credit: © The Bookworm Collection / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookcollectionamericana, bookl, booksubjectfruit
