. Effects of different systems and intensities of grazing upon the native vegetation at the Northern Great Plains Field Station. Grazing; Forage plants; Agricultural systems. i:#-; Fig. I.—Unit in the 30-Acre Pasture Closed to Grazing in I920. Note the planl j of ArU misia frigida, which are taller and more numerous than in the mm in L918and 1919. Oct ber, Fig. 2.—Unit in the 30-Acre Pasture Closed to Grazing in 1921. Note the plants of A rlcmisia frigiia, which are much larger, coarser, and thicker on the ground than in the units closed during the previous seasons. October, Plea
. Effects of different systems and intensities of grazing upon the native vegetation at the Northern Great Plains Field Station. Grazing; Forage plants; Agricultural systems. i:#-; Fig. I.—Unit in the 30-Acre Pasture Closed to Grazing in I920. Note the planl j of ArU misia frigida, which are taller and more numerous than in the mm in L918and 1919. Oct ber, Fig. 2.—Unit in the 30-Acre Pasture Closed to Grazing in 1921. Note the plants of A rlcmisia frigiia, which are much larger, coarser, and thicker on the ground than in the units closed during the previous seasons. October, Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Sarvis, J. T. (Johnson Thatcher), 1886-; North Dakota Agricultural College; United States. Bureau of Plant Industry. Washington, D. C. : U. S. Dept. of Agriculture
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectforagep, bookyear1923
