...Many factors were involved that were quite foreign to the older woman's nature and training... 
W. E. B. Du Bois 「The Quest of the Silver Fleece」
... That governments do not maintain themselves throughsuch harmonious factors is proven by the terrible array of violence,force, and coercion all governments use in order to live...
Emma Goldman 「Anarchism and Other Essays」
...—The buffalo of the past was ananimal of a rather low order of intelligence, and his dullness ofintellect was one of the important factors in his phenomenally swiftextermination...
William T. Hornaday 「The Extermination of the American Bison」
...Later on,however, two other factors introduce themselves...
George Murray Levick 「Antarctic Penguins」
...Perhaps one of the most important factors in the outcome of snakebite is the treatment...
Ray D. Burkett 「Natural History of Cottonmouth Moccasin, Agkistrodon piscovorus (Reptilia)」
...In this sense bacteria are most important factors in causinggritty deposits in the urine...
U.S. Department of Agriculture 「Special Report on Diseases of Cattle」
...All these factors coincide in intensifying the one condition of plethora andpoint to that as a most essential cause of the affection...
U.S. Department of Agriculture 「Special Report on Diseases of Cattle」
...All virus, excepting such asmay live in the soil, is killed sooner or later by drying and sunshine, and theimportance of these factors in the daily life of animals need not be insistedon here...
U.S. Department of Agriculture 「Special Report on Diseases of Cattle」
...That was his power—a law of the factors that had come down through thecenturies...
James Oliver Curwood 「Baree, Son of Kazan」
...Gross climate and topography, through their influence on vegetation, are the prime factors in the distribution and kinds of birds in the State...
Emil K. Urban 「Birds from Coahuila, Mexico」
... that complex chance whose factors are four infinitely improbable occurrences...
J. Henri Fabre 「More Hunting Wasps」
...They are essential factors which itbehoves her to keep intact, if need be by sacrificing a few cross-bars...
J. H. Fabre 「The Wonders of Instinct」
...The adults were weighed in a cloth sack, the sack being weighed each time to prevent error owing to variable moisture and other factors...
Glen E. Woolfenden 「Comparative Breeding Behavior of Ammospiza caudacuta and A. maritima」
...Probably weatherplayed a major part, but other unknown factors must have been importantalso...
Henry S. Fitch 「Ecological Observations on the Woodrat, Neotoma floridana」
...Or possiblythese factors or the need to find food and securityovercame the homing tendency...
Thomas F. Weise 「An Experimental Translocation of the Eastern Timber Wolf」
...During the ensuing months of fall and winter there is a steady decreasein numbers, through various mortality factors, with no replacementuntil young are born about the first week of March...
Henry S. Fitch 「Ecology of the Opossum on a Natural Area in Northeastern Kansas」
...These rivers may well havebeen important factors in the origin and the limitation of these twoseemingly closely-related subspecies...
Robert L. Packard 「Speciation and Evolution of the Pygmy Mice, Genus Baiomys」
...Now that the important ecological factors of the major environmentshave been outlined, we may examine the local distribution of amphibiansin each of these...
William E. Duellman 「A Distributional Study of the Amphibians of the Isthmus of Tehuantepec, Mexico」
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