詞語:photoperiodism
photoperiodism的解釋
photoperiodism[,fəutə'piəriədizəm]n. 光週期現象(=photoperiodicity);光週期性(=photoperiodicity)
photoperiodism的意思
photoperiodism 光週期現象;光週期性;光週期現象,光週期性;光期性;
photoperiodism的參考例句
1.But there were obvious spring and strong photoperiodism tendencies among present big spike cultivars. These need to improvement. 近期育成的大穗品種多有明顯的春性化、強感光性,需要加以改進。
2.Photoperiodism A biological response to the length and timing of day and night, making it possible for an event to occur at a particular time of year. 植物只需要一定時間適宜的光週期處理,以後即使處於不適宜的光週期下,仍然可以長期保持刺激的效果,這種現象稱為光週期誘導。
3.Morphological and genetic analysis revealed some photoperiod-sensitive genetic characteristics in plants and confirmed the criteria of photoperiodism index. 通過形態學和遺傳學研究,揭示了光週期敏感的一些遺傳特性,並確定了光敏感指數的標準。