Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Sherman V. Thomson"'
Publikováno v:
Plant disease. 84(9)
The Loire Valley Region France’s Loire Valley region frequently evokes images of châteaux, those grand homes and historic structures encompassing immense medieval fortress-like castles and extravagant renaissance mansions alike. A visitor from abr
Publikováno v:
Weed Science. 54:815-820
The rust pathogen,Puccinia thlaspeos, is used for biocontrol of dyer's woad. Rust infection results in chlorotic leaves and abnormal flower and seed production of this noxious weed during its second year of growth. Auxin-like and cytokinin-like activ
Autor:
Diane G. Alston, Sherman V. Thomson
Publikováno v:
Journal of Economic Entomology. 97:950-956
Autor:
Sherman V. Thomson, Diane G. Alston
Publikováno v:
Journal of Economic Entomology. 97:950-956
Representative fungicides from three or four families used for management of powdery mildew and other diseases in tree fruits were evaluated for their effects on a common spider mite and predator mite species, respectively. A modified Munger cell tec
Autor:
S.C. Gouk, Sherman V. Thomson
Publikováno v:
Plant Disease. 87:502-509
The influence of flower age on growth of Erwinia amylovora, the causal pathogen of fire blight of apples and pears, was investigated under humid and arid conditions in Hamilton, New Zealand (NZ), and Logan, UT, USA, respectively. ‘Royal Gala’ app
Publikováno v:
Plant Disease. 86:241-246
Dyer's woad rust is being intensively studied as a biocontrol agent for the noxious weed dyer's woad. These studies report on methods to establish this fungus in woad populations and to obtain information about disease incidence and dispersal of the
Publikováno v:
Agriculture, Ecosystems & Environment. 84:177-186
Evidence is presented that shows densities, incidence, and reproduction of spider mites were greater on apple and cherry leaves infected with powdery mildew than on healthy leaves collected from orchards. In five apple and sour cherry orchards in 199
Autor:
Karen M. Flint, Sherman V. Thomson
Publikováno v:
Plant Disease. 84:753-759
Potted dyer's woad rosettes exposed to natural rust inoculum at field sites became infected when exposed from late April through early July, depending upon the location. The latent period between exposure and symptom expression varied from 9 to 54 we
Publikováno v:
European Journal of Plant Pathology. 106:529-536
Acibenzolar-S-methyl (Novartis) is a chemical inducer of systemic acquired resistance in several annual plants. The ability of this novel chemical to induce resistance was studied in a perennial plant (apple) affected by fire blight caused by Erwinia
Publikováno v:
Canadian Journal of Botany. 77:843-849
The initial events involved in basidiospore germination and infection of dyer's woad by Puccinia thlaspeos were studied using scanning electron microscopy and the polymerase chain reaction. The presence of dew was shown to promote infection but was n