منابع مشابه
Natural history , life history , and
We report on basic natural history, life history, and diet of Priapella chamulae (Poeciliidae) from Arroyo Tres, a small creek in Tabasco, southern México. The tertiary (adult) sex ratio was heavily female-skewed, female P. chamulae produced medium-sized offspring (~2.3 mg), one clutch at a time (i.e., showed no superfetation), and relied predominantly on yolk for embryo provisioning (Matrotrop...
متن کاملNatural history and temporalization: reflections on Buffon's Natural history.
This article presents a rereading of Buffon's Natural History in the light of the concepts of temporal reversibility and irreversibility. The goal is to determine to what extent Buffon introduces a transformationist concept of natural forms in this work. To that effect, the main points of classical natural history and the doctrine of preformed germs are analyzed. Subsequently, Buffon's use of t...
متن کاملOphthalmic psychoneurosis: natural history.
The status of 18 patients presenting with ocular psychosomatic symptoms is reviewed 10 to 18 months after presentation. All the patients had been discharged after the examination and reassurance given at the initial interview. In 8 patients symptoms had completely ceased, but 10 patients retained their symptoms. Transitory, self-limiting symptoms were more commonly associated with anxiety and o...
متن کاملNatural history of onchocerciasis.
Since the first description of ocular onchocerciasis in Africa was published (Hissette, 1931) many records have been made of the ocular lesions (e.g. Bryant, 1935; Hissette, 1938; Toulant and Boithias, 1952a, 1952b, 1954; World Health Organization Regional Conference on Onchocerciasis, 1956). However, no detailed account has been written of the progress of ocular signs and visual acuity in an u...
متن کاملScience and Natural History
P rior to the blight epidemic, American chestnut (Castanea dentata Borkh.) was one of the most important timber and nut-producing tree species in eastern North America (U.S. Census Bureau 1908). Its native range extended from southern Maine and Ontario in the north to Georgia, Alabama and Mississippi in the south (Sargent 1905). It now exists primarily as stump sprouts across its entire native ...
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ژورنال
عنوان ژورنال: Nature
سال: 1926
ISSN: 0028-0836,1476-4687
DOI: 10.1038/118022b0