References
- Anderson , R. L. 1942 . Distribution of the serial correlation coefficient . Ann. Math. Stat. , 13 : 1 – 13 .
- Butt , D. J. and Royle , D. J. 1974 . “ Multiple regression analysis in epidemiology of plant disease ” . In Epidemics of plant diseases, mathematical analysis and modelling. , Edited by: Kranz , J. New York : Springer-Verlag . 170 pp
- Ellerbrook , L. A. and Lorbeer , J. W. 1977 . Sources of primary inoculum of Botrylis squamosa . Phytopathology , 67 : 363 – 372 .
- Hancock , J. G. and Lorbeer , J. W. 1963 . Pathogenesis of Botrytis cinerea, B. squamosa, and B. allii on onion leaves . Phytopathology , 53 : 669 – 673 .
- Jarvis , W. R. 1977 . Botryotinia and Botrytis species: taxonomy, physiology and pathogenicits. , Monograph 15 Canada Department of Agriculture . 195 pp
- Jeger , M. J. 1982 . The relation between total, infectious and postinfectious diseased plant tissue . Phytopathology , 72 : 1185 – 1189 .
- Kranz , J. and Hau , B. 1980 . Systems analysis in epidemiology . Annu. Rev. Phytopathol. , 18 : 67 – 83 .
- Lacy , M. L. and Pontius , G. A. 1983 . Prediction of weather-mediated release of conidia of Botrytis squamosa from onion leaves in the field . Phytopathology , 73 : 670 – 676 .
- McDonald , M. R. 1981 . Effects of environmental and host factors on botrytis leaf blight of onion. , University of Guelph . M.Sc. thesis, 108 pp
- McLean , D. M. and Sleeth , B. 1959 . Tip and leaf blight of onions in the lower Rio Grande Valley . J. Rio Grande Valles Hortte. Soc. , 13 : 152 – 154 .
- Morgan , D. L. 1971 . Numerical taxonomie studies of the genus Botrytis . Trans. Br. Myeol Soc. , 56 : 327 – 335 .
- Page , O. T. 1953 . Botrytis leaf spot of onion leaves in Ontario . Plant Dis. Rep. , 37 : 513 – 514 .
- Royle , D. J. 1970 . Infection periods in relation to natural development of hop downs mildew (Pseudoperonospora humuli) . Ann. Appl. Itiol. , 66 : 281 – 291 .
- Royle , D. J. and Thomas , G. E. 1972 . Analysis of relationships between weather factors and concentrations of airborne sporangia of Pseudoperonospora humuli . Trans. Br. Mycol. Soc. , 58 : 79 – 89 .
- Segall , R. J. and Newhall , A. G. 1960 . Onion blast or leaf spotting caused by species of Botrytis . Phytopathology , 50 : 76 – 82 .
- Shoemaker , P. B. and Lorbeer , J. W. 1977 . The role of dew and temperature in the epidemiology of botrytis leaf blight of onion . Phytopathology , 67 : 1267 – 1272 .
- Shoemaker , P. B. and Lorbeer , J. W. 1977 . Timing initial fungicide application to control botrytis leaf blight epidemics on onions . Phytopathology , 67 : 409 – 414 .
- Simard , T. , Crete , R. and Tartier , L. 1968 . Climate and disease development on muck-grown vegetables south of Montreal, Quebec, in 1968 . Can. Plant Dis. Surv. , 48 : 124 – 127 .
- Small , L. W. 1970 . The epidemiology of leaf blight disease of onions caused by Botrytis squamosa , McGill University . M.Sc. thesis, 249 pp
- Steel , R. G. D. and Torrie , J. H. 1980 . Principals and procedures of statistics. , 2nd ed. , New York : McGraw-Hill, Inc . 633 pp
- Sutton , J. C. , Gillespie , T. J. and Hildebrand , P. D. 1984 . Monitoring crop microclimate in relation to plant disease . Plant Dis. , 68 in press
- Sutton , J. C. , Swanton , C. J. and Gillespie , T. J. 1978 . Relation of weather variables and host factors to incidence of airborne spores of Botrytis squamosa . Can. J. Bot. , 56 : 2460 – 2469 .
- Swanton , C. J. 1977 . Influence of environmental factors on development and control of Botrytis leaf blight of onions , Guelph, Ont : University of Guelph . M.Sc. thesis, 89 pp