The present invention relates to hetaryl-substituted pyrazolidine derivatives of the formula (I) ##STR00001## in which Het, A, D and G are as defined above, to a plurality of processes for their preparation and to their use as pesticides and/or herbicides.Moreover, the invention relates to selective herbicidal compositions comprising both the hetaryl-substituted pyrazolidinedione derivatives and a crop plant compatibility-improving compound.

The invention relates to novel fungicidallly active compound combinations of 2'-cyano-3,4-dichloroisothiazole-5-carboxanilide of the formula ##STR00001## and the active compounds listed in the disclosure.

The present invention relates to fungicidally active compound combinations of a fluorobenzothiazole derivative of the formula (I) ##STR00001## and at least one of the compounds listed in the disclosure.