Dr Roy Johnson
Studies on amoebae and cysts associated with the isolation of Spongospora subterranea f.sp. subterranea in vitro
Heterothallism in Plasmopara viticola
Pathogenic characteristics of isolates of Aphanomyces euteiches from pea in France
Accounting for photosynthetic efficiency of bean leaves with rust, angular leaf spot and anthracnose to assess crop damage
Factors affecting diseases of winter wheat in England and Wales, 1989–98
Evaluation of diagnostic and quantitative PCR for the identification and severity assessment of eyespot and sharp eyespot in winter wheat
Phenols as a biochemical basis of resistance in wheat against Karnal bunt
Aggressiveness of Verticillium dahliae isolates from different vegetative compatibility groups to potato and tomato
Effect of coinoculation by Verticillium dahliae and Colletotrichum coccodes on disease symptoms and fungal colonization in four potato cultivars
Gas chromatography–mass spectrometry analyses of volatile organic compounds from potato tubers inoculated with Phytophthora infestans or Fusarium coeruleum
Loss of pathogenicity in the blue-stain fungus Ceratocystis polonica
Effects of nutrient solution pH on the survival and transmission of Clavibacter michiganensis ssp. michiganensis in hydroponically grown tomatoes
Differential effect of nematicide treatments on tuber yields in early- and late-maturing potato cultivars
Detection of Xylophilus ampelinus in grapevine cuttings using a nested polymerase chain reaction
Molecular characterization of the Cassava brown streak virus coat protein
Biopesticides: Use and Delivery (Methods in Biotechnology: 5)
Biological Control: Measures of Success.
Biocontrol Potential and Its Exploitation in Sustainable Agriculture. Volume 1: Crop Diseases, Weeds and Nematodes.
Crop Protection Compendium Global Module, 2nd edn