Resistance to metalaxyl in Phytophthora infestans in the Netherlands

agentes nocivos agricultural chemicals antimicrobials antimicrobien bactericidas biological properties champignon crops cultivos diseases drugs economic plants enfermedades fungosas europa europa occidental europe europe occidentale facteur nuisible fongicide fungi fungicidas fungicides hortalizas (plantas) injurious factors medicamentos microbial properties mildews mycose mycoses netherlands papa pays-bas pesticide pesticide resistance pesticides phytophthora plaguicidas plantas plantas feculentas plante plante de culture plante racine plants poder microbiano pomme de terre potatoes produit agrochimique resistencia a los plaguicidas root crops root vegetables starch crops symptome symptoms vegetable crops western europe