Identity and pathogenicity of Rhizoctonia spp. associated with bare patch disease of cereals at a field site in Western Australia F. A. RobertsK. Sivasithamparam OriginalPaper Pages: 185 - 195
Measures of disease intensity in powdery mildew (Erysiphe graminis) of winter wheat. 1. Errors in estimating pustule number R. A. Daamen OriginalPaper Pages: 197 - 206
Measures of disease intensity in powdery mildew (Erysiphe graminis) of winter wheat. 2. Relationships and errors of estimation of pustule number, incidence and severity R. A. Daamen OriginalPaper Pages: 207 - 222
Biological control of Rhizoctonia solani on potatoes by antagonists. 5. The effectiveness of three isolates of verticillium biguttatum as inoculum for seed tubers and of a soil treatment with a low dosage of pencycuron G. JagerH. Velvis OriginalPaper Pages: 231 - 238
Correlation between intercepted radiation and yield of potato crops infested by Phytophthora infestans in central Africa A. J. HaverkortM. Bicamumpaka OriginalPaper Pages: 239 - 247