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Description: |
40, [7] pages : illustrations, 1 map, plates ; 24 cm. |
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Department of Agriculture Bulletin No. 1091. |
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At head of title: United States Department of Agriculture Bulletin. |
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Bibliography Note: |
Includes bibliographical references. |
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Contents Note: |
Contents: Importance of rodent groups : Investigational methods. pp. 1. |
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Contents: Identification. pp. 3. |
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Contents: Description : General characters -- Color -- Oil gland -- Measurements and weights. pp. 5. |
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Contents: Occurrence : General distribution -- Habitat. pp. 7. |
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Contents: Habits : Evidence of presence -- Daily and seasonal activity -- Pugnacity and sociability -- Sense developments -- Movements and attitudes -- Storing habits -- Breeding habits. pp. 9. |
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Contents: Food and storage. pp. 18. |
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Contents: Commensals and enemies : Commensals -- Natural checks -- Parasites. pp. 33. |
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Contents: Abundance -- Economic considerations : Control. pp. 36. |
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Contents: Summary. pp. 38. |
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Contents: Bibliography. pp. 40. |
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Summary, Etc. Note: |
Abstract: This bulletin, a joint contribution of the Bureau of Biological Survey and the Arizona Agricultural Experiment Station, contains a summary of the results of investigations of the relation of a subspecies of kangaroo rat to the carrying capacity of the open ranges, being one phase of a general study of the life histories of rodent groups as they affect agriculture, forestry, and grazing. |