短語(yǔ)詞組短語(yǔ)photoperiod pathways 光周期途徑photoperiod response 光周期反應(yīng)photoperiod treatment 光周期處理artificial photoperiod 人工光周期Induced photoperiod 誘導(dǎo)光周期weak photoperiod 弱感光photoperiod sensitive 光敏diurnal photoperiod 光周期contra photoperiod 反光周期 返回 photoperiod