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Influence of natural illumination and temperature on bourgeon and growth of Potrmogeton crispus during Autumn and Winter
Author(s): 
Pages: 9-15
Year: Issue:  1
Journal: Journal of Chongqing University of Arts and Sciences

Keyword:  菹草石芽萌发幼苗生长发育快速光响应曲线;
Abstract: 分别于9月、11月和12月将菹草(Potrmogeton cripus)繁殖体石芽种植于盆中(沙∶土 = 1∶ 3),并将盆放置于露天水池70 cm水深处.定期统计菹草石芽的萌发率和幼苗的株高、叶片数和叶宽,并利用水下饱和脉冲荧光仪(DIVING-PAM)测定幼苗的Fv/Fm和快速光响应曲线.结果表明,9~12月石芽均能萌发,第17 d时萌发率为100%;9月、11月和12月的正午温度和光照差异显...
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