Confidence intervals for the estimation of the incubation period of fire blight following Billing's prediction system 1 H. J. Schouten OriginalPaper Pages: 49 - 53
A revision of Billing's potential doublings table for fire blight prediction H. J. Schouten OriginalPaper Pages: 55 - 60
Temperature requirements for germination, germ tube growth and appressorium formation of urediospores of Hemileia vastatrix E. J. De JongA. B. EskesJ. C. Zadoks OriginalPaper Pages: 61 - 71
Accessions of Australian Nicotiana species suitable as indicator hosts in the diagnosis of plant virus diseases P. Van DijkF. A. Van Der MeerP. G. M. Piron OriginalPaper Pages: 73 - 85
Dark lines formed between colonies of isolates of phoma exigua var. foveata on a semi-selective medium L. J. Turkensteen Short Communication Pages: 87 - 90
A method for detecting Polymyxa betae and beet necrotic yellow vein virus in soil using sugar-beet as a bait plant A. B. R. BeemsterA. de Heij Short Communication Pages: 91 - 93