USE OF SUBSTITUTED ISOQUINOLINONES, ISOQUINOLINDIONES, ISOQUINOLINTRIONES AND DIHYDROISOQUINOLINONES OR IN EACH CASE SALTS THEREOF AS ACTIVE AGENTS AGAINST ABIOTIC STRESS IN PLANTS
Use of substituted isoquinolinones, isoquinolinediones, isoquinolinetriones and dihydroisoquinolinones of the general formula (I) or their respective saltswhere the radicals in the general formula (I) correspond to the definitions given in the description, for enhancing stress tolerance in plants to abiotic stress, for strengthening plant growth and/or for increasing plant yield, and selected processes for preparing the compounds mentioned above.