Zobrazeno 1 - 10
of 149
pro vyhledávání: '"R. R. Frost"'
Autor:
R. R. Frost, E. L. Passmore
Publikováno v:
Journal of Phytopathology. 95:346-363
Autor:
R. R. Frost, R. Ikin
Publikováno v:
Journal of Phytopathology. 79:160-168
Autor:
A. W. Pemberton, R. R. Frost
Publikováno v:
Plant Pathology. 23:20-24
SUMMARY A virus has been isolated from celery crops in Lincolnshire, Cambridgeshire, and Norfolk, from eight different cultivars on 15 of 18 farms sampled, but has not been found in any cultivars on 10 farms in Lancashire. It has also been isolated f
Autor:
R. R. Frost, Robert A. Griffin
Publikováno v:
Soil Science Society of America Journal. 41:53-57
Adsorption of As(V), As(III), and Se(IV) anions from municipal landfill leachate solutions by the clay minerals kaolinite and montmorillonite is strongly dependent upon solution pH. The and ions are the apparent primary As(V) and Se(IV) species being
Publikováno v:
Journal of Environmental Science and Health . Part A: Environmental Science and Engineering. 12:431-449
Adsorption of Cr(VI) and Cr(III) species by kaolinite and montmorillonite clay minerals was found to be highly dependent upon the pH of the clay suspensions and the physical‐chemical properties of the clay minerals. Adsorption of Cr(VI) decreased a
Autor:
A. W. Pemberton, R. R. Frost
Publikováno v:
Annals of Applied Biology. 108:319-331
SUMMARY Abnormal celery plants (Apium graveolens) with symptoms typical of virus infection were collected from 28 farms in Cambridgeshire, Lancashire, Lincolnshire, and Norfolk; six different diseases were found. The causal viruses from three of thes
Autor:
R. R. Frost, E.L. Passmore
Publikováno v:
Transactions of the British Mycological Society. 73:303-310
Trays of spawned and cased compost that were then protected from basidiospores either by covering them with formalin-soaked paper for 2 or 14 days or by keeping them in a filtered-air spawn-run room showed no significant increase in yield. Virus-like
Autor:
R. R. Frost, E. L. Passmore
Publikováno v:
Journal of Phytopathology. 97:68-81
Autor:
R. R. Frost, E. L. Passmore
Publikováno v:
Journal of Phytopathology. 98:272-284
Autor:
R. G. T. Hicks, R. R. Frost
Publikováno v:
Plant Pathology. 33:581-587
The Rosaceae contain several natural hosts of tobacco mosaic virus (TMV), including apple (Kirkpatrick & Lindner, 1964), pear (Gilmer et al., 1966), cherry (Cilnier, 1967), plum (Albrech-tova et al., 1974) and strawberry (Yankulova & Schmidt, 1974).