2-alkylcycloalkyl (or alkenyl) carboxamide

The present invention provides a compound of formula (I) (Wherein, X, s, R 1, L, R 2 and A are as defined as cited in the description) new 2-alkyl cycloalkyl (or alkenyl) carboxamide represented by the manufacturing method and the said material the use for controlling unwanted microorganisms substance. The present invention also relates to the preparation of the novel intermediate products and the products.