The biological activity of subspecies Trichoderma harzianum against Fusarium oxysporum, the causative agent of fusarium wilt cucumber in vitroNinel Pavlovskaya, Irina Gneusheva, Irina Solokhina and Natalya AgeevaBIO Web Conf., 21 (2020) 00021DOI: https://doi.org/10.1051/bioconf/20202100021