Methods for determining Pythium suppression in container media.

compost composts control de enfermedades cucumis sativus damping off disease control dosage biologique fonte de semis growing media measurement mesure methode methods peat plant containers plantas de macetas plante en pot pot plants pourriture des racines pythium aphanidermatum recipiente de cultivo root rots soil types substrat de culture substratos de cultivo tipos de suelos tourbe turba type de sol