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pro vyhledávání: '"H. L. Nixon"'
Autor:
H. L. Nixon
Publikováno v:
Journal of Visual Impairment & Blindness. 88:329-337
This article provides an overview of relevant sociological perspectives and knowledge about major social aspects of family coping with visual impairment. Special attention is given to the importance of the social structures and dynamics of families a
Autor:
H. L. Nixon
Publikováno v:
Journal of Visual Impairment & Blindness. 82:271-278
This article reports on a qualitative study of the psychosocial adjustment of parents of blind and partially sighted children and youths and their perceptions and experiences in parent support groups. Specifically, the study attempted to clarify the
Autor:
H. L. Nixon, B. D. Harrison
Publikováno v:
Journal of General Microbiology. 21:582-590
SUMMARY: The structure of tobacco rattle virus was studied by examining with the electron microscope: (1) shadow-cast mounts of particles partly degraded with alkali, sodium dodecyl sulphate or phenol; (2) unshadowed mounts on thin carbon film of par
Autor:
H. L. Nixon, C. J. Banks
Publikováno v:
Journal of Experimental Biology. 35:703-711
1. To test the idea of Herzig (1937) that the excretion and feeding rates of aphids are stimulated by attendant ants, bean plants ( Vicia faba ), on which groups of nymphs of Aphis fabae were feeding, were made radioactive with 32 P in water culture,
Publikováno v:
International Journal of the Addictions. 7:285-303
The purpose of this study was to determine whether socio-demo-graphic and social psychological variables are related to college female drug use. A questionnaire was administered to 38 female drug users and 93 female nonusers. All the participants in
Publikováno v:
Journal of General Microbiology. 4:210-219
SUMMARY: With the aid of abrasives, paracrinkle virus, hitherto transmitted only by grafting, was transmitted to Arran Victory potatoes by inoculation with sap from infected plants, either symptomless King Edward or diseased Arran Victory. The propor
Autor:
B.D. Harrison, H. L. Nixon
Publikováno v:
Virology. 12:104-117
Highly infective, purified preparations of tomato black ring, raspberry ringspot and arabis mosaic viruses were obtained by macerating infected Petunia hybrida or tobacco leaves in a butanol-chloroform mixture, followed by clarification, differential
Autor:
H. L. Nixon, C. J. Banks
Publikováno v:
Entomologia Experimentalis et Applicata. 2:77-81
The feeding and excretion rates of nymphs of Aphis fabae, feeding on young leaves of Vicia faba, were studied, using host plants grown in water culture and made radioactive with 32P. The amounts of sap ingested at first were small but the rate of ing
Publikováno v:
Journal of General Microbiology. 36:303-309
SUMMARY: Partially purified preparations of the Kofi Pare isolate of cocoa swollen-shoot virus (CSSV) were usually inactivated after 10 min. at 50°, but not after 10 min. at 45°. Infectivity of freshly made preparations was greatly lessened by dilu
Autor:
H. L. Nixon, A. H. Weir
Publikováno v:
Mineralogical Magazine and Journal of the Mineralogical Society. 31:413-416
SummaryElectron micrographs of Na-saturated Unter-Rupsroth montmorillonite show that many of the individual flakes, which are probably 10 Å. thick, have straight edges meeting in 120° angles. This is evidence in support of the pseudohexagonal struc