Abstract: The invention relates to a plant protecting composition which contains 1 to 80% by weight substituted alkoxycarbonyl dithiocarbamates or thiolcarbamates of formula (I) ##STR1## wherein R.sup.1 and R.sup.2 are the same or different and stand for hydrogen, straight or branched chain, saturated or unsaturated alkyl, alkoxyalkyl, alkylaminoalkyl, dialkylaminoalkyl having 1 to 10 carbon atoms, cycloalkyl, phenyl or halogenphenyl,R.sup.3 stands for straight or branched chain, saturated or unsaturated alkyl, cycloalkyl, phenyl or halogenphenyl, andX stands for oxygen or sulfur,as well as 10 to 90% by weight solid and/or liquid diluent(s) and 1 to 30% by weight additive(s).The novel compounds of formua (I) may be obtained in such way that a salt of disubstituted dithiocarbamic acid or thiolcarbamic acid of formula (II) ##STR2## wherein R.sup.1, R.sup.