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Effect of temperature and irradiance on the growth and reproduction of Enteromorpha prolifera J. Ag. (Chlorophycophyta, Chlorophyceae)
引用本文:付刚,姚建亭,刘福利,刘吉东,壬秀良,付万冬,李大鹏,周名江,孙松,段德麟.Effect of temperature and irradiance on the growth and reproduction of Enteromorpha prolifera J. Ag. (Chlorophycophyta, Chlorophyceae)[J].中国海洋与湖沼学报,2008,26(4).
作者姓名:付刚  姚建亭  刘福利  刘吉东  壬秀良  付万冬  李大鹏  周名江  孙松  段德麟
作者单位:FU Gang(Institute of Oceanology, Chinese Academy of Science, Qingdao 266071, China;College of Marine Life Sciences, Ocean University of China, Qingdao 266100, China);YAO Jianting,LIU Fuli,LIU Jidong,WANG Xiuliang,FU Wandong,LI Dapeng,ZHOU Mingjiang,SUN Song,DUAN Delin(Institute of Oceanology, Chinese Academy of Science, Qingdao 266071, China) 
摘    要:

关 键 词:青岛  海滨  温度  辐射度

Effect of temperature and irradiance on the growth and reproduction of Enteromorpha prolifera J. Ag.(Chlorophycophyta, Chlorophyceae)
FU Gang,YAO Jianting,LIU Fuli,LIU Jidong,WANG Xiuliang,FU Wandong,LI Dapeng,ZHOU Mingjiang,SUN Song,DUAN Delin.Effect of temperature and irradiance on the growth and reproduction of Enteromorpha prolifera J. Ag.(Chlorophycophyta, Chlorophyceae)[J].Chinese Journal of Oceanology and Limnology,2008,26(4).
Authors:FU Gang  YAO Jianting  LIU Fuli  LIU Jidong  WANG Xiuliang  FU Wandong  LI Dapeng  ZHOU Mingjiang  SUN Song  DUAN Delin
Institution:[1]Institute of Oceanology, Chinese Academy of Science, Qingdao 266071, China [2]College of Marine Life Sciences, Ocean University of China, Qingdao 266100, China
Abstract:Effect of temperature and irradiance on growth and reproduction of Enteromorpha prolifera that bloomed offshore along the Qingdao coast in summer 2008, was studied. It was showed that E. prolifera propagated mainly asexually with specific growth rate (SGR) of 10.47 at 25°C/40 μmol m-2s-1. Under this condition, gametes with two flagellate formed and released in 5 days. At the beginning of the development, the unicell gamete divided into two cells with heteropolarity, and then the apical cell developed into thalli primordial cells, whereas the basal cell developed into rhizoid primordial cells. In 8-day culture, the monoplast gamete developed into juvenile germling of 240 μm in length. Unreleased gametes can develop directly within the alga body. E. prolifera could either reproduce through lateral branching or fragmenting except apomixis revealed by Microscopic observation. On aged tissue of E. prolifera, although the degraded pigments partially remained in faded algal filaments, numerous vegetative ceils could still divide actively in the algal tissues.
Keywords:Enteromorpha prolifera  growth  reproduction  gamete development
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