. Fig. 24.—Covered smut of oats. Each affected oat kernel is transformed into a mass of black powder, enclosed in a delicate, white, persistent mem- brane; the glumes remain more or less intact until the oat crop is nearly mature.

---

Size: 2040px × 2450px
Photo credit: © The Bookworm Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1900, bookcolle, bookpublisherurbana, booksubjectgrain