Peanut Web Blotch: II Symptoms and Host Range of Pathogen1

Studies on Streptomyces phage II. Host range and species differentiation.

The phage 514-3 of Streptomyces griseus described in the preceding paper (Gilmour et al., 1959) has from the time of its isolation from soil, showed a high infectivity for a large number of diverse Streptomyces species. The application of pure-lining procedures involving transfers from plaques and continued propagation on the homologous host S. griseus strain 3475 has not altered the observed b...

Vegetative compatibility, host range and pathogenicity of Verticillium dahliae isolates in Iran

Verticillium wilt is an economically important disease which inflicts serious losses in potato, cotton, alfalfa, some vegetable crops and fruit trees and occasionally ornamentals. Verticillium dahliae, infected cultivated species and weeds were collected from several areas in Iran during tewelve years from 1993-2005 and studied for their vegetative compatibility, host range and pathogenecity. T...

Broadbean wilt virus - identification,host range and distribution in the fars province of iran

Skin and respiratory symptoms in peanut inspectors with peanut dust and endotoxin exposure.

Spot Blotch, Net Blotch, and Stripe Disease of Barley

Spot blotch is caused by Helminthosporium sativum or H. sorokinianum = Drechslera sorokiniana (Bipolaris sorokiniana). The disease is widespread in Illinois and is believed to lower potential barley yields by 1 to 3 percent; also, the bushel weight. The causal fungus affects all parts of the plant and produces a variety of symptoms, from a seedling blight and root rot to “Black point” of the ke...