| 单词 | photorefractoriness |
| 释义 | > as lemmasˌphotoreˈfractoriness ˌphotoreˈfractoriness n. the condition of being photorefractory. ΚΠ 1959 W. L. Engels in R. B. Withrow Photoperiodism 764 Complete release from photorefractoriness had not in fact occurred during the period of short days. 1982 Proc. Royal Soc. B. 215 96 Classically, photorefractoriness is characterized by birds passing from a state of ‘absolute’ refractoriness, when their ability to respond photoperiodically is totally lost, through a state of ‘relative’ refractoriness when they will respond to quite long daylengths. 2004 Gen. & Compar. Endocrinol. 137 99 In this study, we tested for photo-induction of reproductive development and photorefractoriness in males of three cardueline finch species. < as lemmas |
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