Read Edit View history 光期性 guāngqīxìng photoperiodism Origin Definitions Defs Strokes Stroke Words Sentences Sents 光期性 guāngqīxìng photoperiodism the physiological reaction of organisms to the length of day or night Cross-References Synonym 光周期 guāngzhōuqī
光期性 guāngqīxìng photoperiodism the physiological reaction of organisms to the length of day or night Cross-References Synonym 光周期 guāngzhōuqī