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. Effects of different systems and intensities of grazing upon the native vegetation at the Northern Great Plains Field Station . Fig. I.—View across the Quadrat Area in the 30-Acre Pasture at the Close of the Grazing Season in I9I7. Note that practically no vegetation i- left standing. November, 1917.
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectforagep, bookyear1923