Estimation of morphological variability of some Fusarium culmorum (W.G. Smith) Sacc., Fusarium nivale (Fr.) Ces (Microdochium nivale Samuels et Halett) and Fusarium avenaceum (Corda ex Fr.) Sacc. isolates Koczowska, I.; Packa, D.; Wiwart, M. Acta Academiae Agriculturae ac Technicae Olstenensis, Agricultura 56: 31-52 1993 https://eurekamag.com/research/002/614/002614088.php