...After twenty-five years ofunbroken protection in Colorado, Dillon Wallace estimates, after aninvestigation on the ground, that the state possesses perhapsthirty-five hundred head...
William T. Hornaday 「Our Vanishing Wild Life」
...The methods used by other investigators to calculate the home range of the cottontail have yielded estimates varying from 0...
Donald W. Janes 「Home Range and Movements of the Eastern Cottontail in Kansas」
...Careful estimates by farm experts, and by authorities on cattle, placethe cost of production in Louisiana at less than 60 per cent of the costin the most favored corn-belt states...
William Carter Stubbs 「Louisiana Beef Cattle」
...These estimates are very conservative for it is ourintention in this book to give the beginner only the facts on which hemay rely...
Carl Dare 「Profitable Squab Breeding」
...The first estimates of abundance on the Range Reserve were fromactual counts of dens on areas measured off for experimental fencing,and gave the figure of about two mounds to the acre...
Charles T. Vorhies and Walter P. Taylor 「Life History of the Kangaroo Rat」
...The higher estimates of density appear to be large enough to compensate forany overlapping of home ranges...
Charles L. Douglas 「Comparative Ecology of Pinyon Mice and Deer Mice in Mesa Verde National Park, Colorado」
...The fact that estimates of the total population and the percentage-compositionagree in most respects lends support to the validity of both methods ofanalysis...
James Everett Deacon 「Fish Populations, Following a Drought, in the Neosho and Marais des Cygnes Rivers of Kansas」
...Spawning bycertain species during the course of the study complicated estimates oftheir relative abundance...
Artie L. Metcalf 「Fishes of Chautauqua, Cowley and Elk Counties, Kansas」
...If the estimates of Tubain'sarrival which he had heard were correct,the Jovian fleet should be almostmost overhead...
Sterner St. Paul Meek 「Giants on the Earth」
...The error, according to thebest modern estimates, is about one 575th part of the true period...
Richard A. Proctor 「Myths and Marvels of Astronomy」
...Campbell estimates that fully one star in six is a spectroscopic binary...
E. Walter Maunder 「Are the Planets Inhabited?」
...To tell the number of the stars is a task which no man hasaccomplished; but various estimates have been made...
Robert Stawell Ball 「The Story of the Heavens」
...As later estimates, however,considerably exceed this, it will, perhaps, be not far from the truth tostate that they are each roughly about the size of the planetoid Eros...
Cecil G. Dolmage 「Astronomy of To-day」
...Campbell, Director of the Lick Observatory, estimates, for instance,that, out of about every half-a-dozen stars, one is a spectroscopicbinary...
Cecil G. Dolmage 「Astronomy of To-day」
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