. Controlling field rodents in California. Rodents; Mammals. II. Ground and Tree Squirrels California ground squirrels have long been important harmful rodents in California; they destroy crops, damage irrigation structures, and carry disease. The commonest ground squirrels in this state are the large, long-tailed "dig- ger," or California ground squirrels (Citellus beecheyi and its subspecies; fig. 1) that inhabit most of the state except the desert portions; the smaller, short-tailed Oregon ground squirrel {Citellus oreganus; fig. 7) that lives in the northeastern plateau counties;
. Controlling field rodents in California. Rodents; Mammals. II. Ground and Tree Squirrels California ground squirrels have long been important harmful rodents in California; they destroy crops, damage irrigation structures, and carry disease. The commonest ground squirrels in this state are the large, long-tailed "dig- ger," or California ground squirrels (Citellus beecheyi and its subspecies; fig. 1) that inhabit most of the state except the desert portions; the smaller, short-tailed Oregon ground squirrel {Citellus oreganus; fig. 7) that lives in the northeastern plateau counties; and the golden-mantled ground squirrel. Fig. 1. California ground squirrels; head-and-body length 914 to 11 inches, tail 6 to 8 inches. Above, Beechey ground squirrel; below, Douglas ground squirrel. [9]. 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 Storer, Tracy I. (Tracy Irwin), 1889-1973; California Agricultural Experiment Station; University of California Agricultural Extension Service; University of California (System). Division of Agricultural Sciences. [Davis?] : Division of Agricultural Sciences, University of California
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Keywords: ., bookauthorstorertracyitracy, bookcentury1900, booksubjectmammals
