photoperiodism是什么意思_音标_用法_例句

简单释义：

n. 【生】光周期现象

网络 光周期性；光周性；光周效应

完整释义：

n.

1.【生物学】光周期现象

例句：

1. But there were obvious spring and strong photoperiodism tendencies among present big spike cultivars. These need to improvement.
   近期育成的大穗品种多有明显的春性化、强感光性，需要加以改进。

2. Photoperiodism and Diapause: Seasonal Adaptation in Crickets of Japanese Islands
   光周性和滞育：日本列岛蟋蟀的季节适应