Phosphonous acid derivatives of the general formula I
or the corresponding zwitterion form, in which R, R1, R2 and R3 have the meanings given hereinafter, are valuable microbicides. They are being manufactured according to known methods of peptide synthesis and may be used to protect plants from the attack of plant-phathogenic bacteria and fungi.
通式 I 的
亚磷酸衍
生物或相应的齐聚物形式
或相应的齐聚物形式,其中 R、R1、R2 和 R3 的含义见下文。它们是根据已知的肽合成方法制造的,可用于保护植物免受植物致病细菌和真菌的侵袭。