Fig. 1From: Multiple responses contribute to the enhanced drought tolerance of the autotetraploid Ziziphus jujuba Mill. var. spinosaa Morphological changes in diploid and autotetraploid sour jujube under drought-stress and rehydration conditions. b Phenotypic status of potted diploid and autotetraploid sour jujube plants after 7Â days of drought stress. Each image is diploid on the left and the autotetraploid on the right. Bar 1.0Â cmBack to article page