. Effects of different systems and intensities of grazing upon the native vegetation at the Northern Great Plains Field Station . Fig. I.âView across the Quadrat Area in the 30-Acre Pasture. The composition and density of the vegetation arc shown as they appeared before grazing in .Inly, 191.'). .';â '; ' - . Fig. 2.âClose View of the Quadrat That Is Mapped in Detail in the IOO-Acre Pasture. July, 1915.

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Keywords: ., bookcentury1900, bookdecade1920, booksubjectforagep, bookyear1923