Epidemiological aspects of Didymella bryoniae, the cause of stem and fruit rot of cucumber N. A. M. van Steekelenburg OriginalPaper Pages: 75 - 86
Yield reduction in wheat in relation to leaf necrosis caused by Septoria tritici H. R. ForrerJ. C. Zadoks OriginalPaper Pages: 87 - 98
Foliar injury responses of 24 bean cultivars (Phaseolus vulgaris) to various concentrations of ozone A. E. G. Tonneijck OriginalPaper Pages: 99 - 104
Alatae production in the cereal aphid Sitobion avenae G. W. AnkersmitH. Dijkman OriginalPaper Pages: 105 - 112
Biological control of Rhizoctonia solani on potatoes by antagonists. 1. Preliminary experiments with Verticillium biguttatum, a sclerotium-inhabiting fungus H. VelvisG. Jager OriginalPaper Pages: 113 - 123