Responses to water stress in an ABA-unresponsive hybrid poplar (Populus koreana * trichocarpa cv. Peace). III. Consequences for photosynthetic carbon assimilation

aba arbre forestier carbon dioxide chlorophylle chlorophylls clorofilas dioxyde de carbone drought drought stress estoma fluorescence fluorescencia forest trees gas exchange hybride hybrids intercambio de gases interspecific hybridization plant growth substances populus euramericana populus trichocarpa stomata stomatal resistance stomate sustancias de crecimiento vegetal water stress