photoperiod

n.

光周期；

1. The gibberellins interact also with photoperiod in the determination of flowering.
   赤霉素也和决定开花的光周期有关。

Photoperiod Influences the Central Effects of Ghrelin on Food Intake, GH and LH Secretion in Sheep
Induction of flowering by seasonal changes in photoperiod
Time to Flower, the control of flowering time by photoperiod
Rumen microbial population dynamics in response to photoperiod
Regulation of serum gonadotropins by photoperiod and testicular hormone in the Syrian hamster
Move on up, it's time for change--mobile signals controlling photoperiod-dependent flowering
Using bulked extremes and recessive class to map genes for photoperiod-sensitive genic male sterility in rice.
A pseudo-response regulator is misexpressed in the photoperiod insensitive Ppd-D1a mutant of wheat (Triticum aestivum L.).
The environmental regulation of maturation in farmed finfish with special reference to the role of photoperiod and melatonin.
Aedes albopictus (Diptera: Culicidae): A Statistical Model of the Role of Temperature, Photoperiod, and Geography in the Induction o...