Title: Effects of different systems and intensities of grazing upon the native vegetation at the Northern Great Plains Field Station /
Authors: Sarvis, J. T. 1886-; North Dakota Agricultural College.; United States.
Publisher: U.S. Dept. of Agriculture,
Year: 1923
Subjects: Grazing Middle West.; Forage plants Middle West.; Agricultural systems Middle West.
Contents: Introduction. pp. 1.