Photoperiodism is a response that certain plants have to decreases or increases in the amount they receive in a day (which is normally produced by seasonal movement of the su â¦ n-longer and shorter days).  Some plants require short days to initiate flower formation, while others long day length initiates flowering.
October 24, 1945. Akershus, Norway. Vidkun Quisling, (born July 18, 1887, Fyresdal, Nor.âdied Oct. 24, 1945, Akershus Fortress, Oslo) Norwegian army officer whose collaboration with the Germans in their occupation of Norway during World War II established his name as a synonym for âtraitor.â.
William Withering FRS (17 March 1741 â 6 October 1799) was an English botanist, geologist, chemist, physician and the discoverer of digitalis.1  1 Introduction.e is also remembered by one of the Moonstones in Birmingham and by a blue plaque at Edgbaston Golf Club. In July 2011 a J D Wetherspoon public house opened in Withering's birthplace, Wellington, and has been named after him.