Effects of different systems and Effects of different systems and intensities of grazing upon the native vegetation at the Northern Great Plains Field Station effectsofdiffere1170sarv Year: 1923 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. Fig. 2.—Same Area Shown in Figure I. Photographed at the Close of the Season in 1921. Notethal a considerable number of plants of ArU ne left standing. October, 1921.

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