Carrying capacity of grazing ranges in southern Arizona . Fig. 2.—a Dense Stand of Chollas (Opuntia fulqida) in the NortheasternPart of the Reserve Bui. 367, U. S. Dept. of Agriculture. Plate Fig. 1.—a Very Dense Stand of the Six-Weeks Grasses on the Santa Rita Range Reserve.

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Keywords: ., bookcentury1900, bookdecade1910, bookidcar, booksubjectrangelands