Associations to the word «Photoperiodism»

Wiktionary

PHOTOPERIODISM, noun. (biology) the growth, development and other responses of plants and animals according to the length of day and/or night

Wise words

It is better wither to be silent, or to say things of more value than silence. Sooner throw a pearl at hazard than an idle or useless word; and do not say a little in many words, but a great deal in a few.
Pythagoras