Substituted as the active compound to abiotic plant stresses 5- (bicyclo [4.1.0] hept-3-en-2-yl) penta-2,4-dienes and 5- (bicyclo [4.1. 0] hept-3-en-2-yl) pent-2-en-4-ynes

The present invention relates to substituted of formula (I) 5- (bicyclo [4.1.0] hept-3-en-2-yl) penta-2,4-dienes and 5- (bicyclo [4.1.0 ] hept-3-en-2-yl) pent-2-en-4-ynes and salts (group R1, R2, R3, R4, R5, [X-Y] and Q specifically in the specification .) have the definitions described, a process for their preparation and to their use for the increase in improved and / or plant yield stress tolerance to abiotic stress in plants. [Formula 1]