photoperiods

photoperiods

美 　英

• n.光周期

词形变化

复数：photoperiods  

英汉解释

n.

1. 光周期

英英解释

n.	1. the daily cycle of light and darkness that affects the behavior and physiological functions of organisms

例句

Best studied are the effects of differing photoperiods on the times of height growth cessation, bud formation and dormancy onset.

研究最彻底的是不同的光周期对高生长停止，萌芽和进入休眠的时间的效应。

EFFECT OF DIFFERENT PHOTOPERIODS ON GROWTH, FLOWERING AND SEED PRODUCTION OF MYRIOPHYLLUM SPICATUM L.

光周期对穗花狐尾藻生长、开花与种子形成的影响。

Influence of Different Photoperiods on Reproduction of Male Eriocheir Sinensis

光周期对雄性中华绒螯蟹性腺发育的影响

Effects of Photoperiods on in vitro Plantlet Regeneration of Paulownia Plants Leaves

光周期对泡桐叶片体外植株再生影响研究