Zobrazeno 1 - 10
of 143
pro vyhledávání: '"Roberts Rugh"'
Autor:
Mary Mcmanaway, Roberts Rugh
Publikováno v:
Journal of Experimental Zoology. 197:363-367
A total of 130 female mice pregnant at 8 days were exposed singly to a 7.3 watt microwave waveguide at 2,450 MHz wave length while being monitored for total obsorbed dose, the exposure being four minutes. Among the 1,328 offspirng examined (327 of wh
Publikováno v:
Journal of Morphology. 91:237-267
Autor:
G. Thomas Samartino, Roberts Rugh
Publikováno v:
Journal of Experimental Zoology. 98:153-159
Autor:
Roberts Rugh
Publikováno v:
Journal of Morphology. 89:323-365
Autor:
Roberts Rugh
Publikováno v:
Journal of Morphology. 89:457-499
Autor:
Roberts Rugh, Marlis Wohlfromm
Publikováno v:
The Biological Bulletin. 124:303-310
1. Increased radioresistance is manifested in hybrid embryos exposed to 200 r at 8.5 days of embryonic development when divergent stocks of mice are crossbred, as determined by the incidence of congenital anomalies. This is evidence of embryonic hete
Autor:
Roberts Rugh
Publikováno v:
Journal of Experimental Zoology. 71:163-193
Autor:
Roberts Rugh, Ludmila Skaredoff
Publikováno v:
Archives of Ophthalmology. 74:382-393
The fetal retina contains some neuroblasts almost as soon as the optic vesicle has invaginated to incorporate the lens vesicle, and is thereby made highly radiosensitive. In the mouse the optic vesicle is first seen at nine days gestation, in the rat
Publikováno v:
Journal of Morphology. 93:561-571
Autor:
Roberts Rugh
Publikováno v:
Ecology. 15:407-411
There are numerous environmental variables which directly and independently effect the growth rate of tadpoles. The principal factors are, (1) temperature of the medium, (2) amount of available food, (3) amount of radiant energy through light, (4) am