منابع مشابه
Histological Study of the Digestive System of the English Sparrow
H•3⁄4w•No, B. W. 1940. The effect of cold drinking water on chick growth and yolk absorption. Poultry Sci., 19: 201-204. Jm.L, M. A., •ND H•yw•NO, B. W. 1930. Yolk assimilation during the embryonic development of the chick. Poultry Sci., 9: 393-404. ILJ•N, M.D. 1917. Investigations on the development of the hen's egg (in Russian): 1-15. (Petrograd.) P•a•x•R, S. 1929. Effects of early handicaps ...
متن کاملNot the Nice Sparrow
—We began our studies of House Sparrow (Passer domesticus) biparental care in the mid-1990s by applying the classic Margaret Morse Nice field technique of color-banding individuals. Over the ensuing summers, we slowly accumulated quantitative provisioning records for 100 broods, even as we commenced a series of experimental manipulations. Provisioning data showed parental fitness, as expressed ...
متن کاملSparrow 2011
SPARROW is a stochastic local search (SLS) solver for SAT formulae in CNF format [2]. It was named after the mascot of the German city of Ulm. SPARROW2011 is a variant of SPARROW that was developed for the 2011 SAT competition. The core SPARROW2011 algorithm is identical to SPARROW; it has been re-implemented in UBCSAT [9] and a mechanism has been added to automatically select optimized paramet...
متن کاملAngry Sparrow
Instrumentalists rely on physical gestures such as plunking, bowing, hitting, and blowing air into their instruments in order to produce sound; among tremendous number of human gestures, the body movements employed by musical performers are limited. This compositional project began with the idea of extending the relationship between human gestures and sound by electronic means. From that germin...
متن کاملRelation of Estrogen to Ossification and the Levels of Serum Calcium and Lipoid in the English Sparrow, Passer Domesticus *
Skeletal hyperossification follows the injection of estrogen into mice1 and pigeons.5 In the female sparrow similar hyperossification occurs normally during the egg-laying season or if the ovary is stimulated to full activity by gonadotropic hormones during the non-breeding season.2 Attempts to duplicate this by the injection of estrogens have failed.2 Observations on chickens3 7 and on ducks4 ...
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ژورنال
عنوان ژورنال: Science
سال: 1885
ISSN: 0036-8075,1095-9203
DOI: 10.1126/science.ns-6.148.497-b