Progress of adaptive mechanism of coral and symbiotic algae during bleaching Morphological and physiological characteristics of P-efficient maize hybrid to stress of phosphorus deficiency Advance in research on the response of plants to the increased Ultraviolet-B radiation Studies on Adaptive Mechanism of Alfalfa in Drought Stress at Seedling Stage Adaptive responses of eremophyte Pugionium cornutum seedlings to different concentrations of NaCl