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Ross, R. G. eNo NEwnrnv, R. J. 19 Mclntosh (1969) and Burchill (1972) have receiving seasonal sprays of these funshown that fungicides applied to the foliage gicides and the fungicide triforine. Byrde et of apple (Malis pumila-Mill.) trees after al. (1973) reported that apple scab infection harvest suppressed the formation of was less on trees that had been sprayed with perithecia of ine appte scab fungus, Ze,?-benomyl the previous season and suggested iuria inaequclts (Cli.) Wint. However,

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