Effect of chitosan on damping-off on sugarbeets, root rot on pea and clubroot on oil seed plants

aphanomyces aphanomyces euteiches beta vulgaris brassica alba chitin chitine damping off enfermedades fungosas enrobage des semences fongicide fonte de semis fungal diseases fungicidas fungicides fusarium solani maladie fongique organisme transmissible par semence organismos transmitidos por semilla pisum sativum plantas azucareras plasmodiophora plasmodiophora brassicae pourriture des racines quitina root rots seed pelleting sugar crops