Use of a salt thereof for enhancing the stress tolerance of plants and 4-phenyl butyric acid and / or

摘要

(Preferably, drought stress) the invention, the plant associated with it, as well as use of the salt and 4-phenyl-butyric acid and / or represented by the general formula for enhancing the stress tolerance of plants to (I), abiotic stress about the increase in the yield of the plant and / or enhancement of growth. [Formula 1]