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Archive | 2016

溶藻细菌 A3 的溶藻特性

郗建云; Xi Jianyun; 曹煜成; Cao Yucheng; 徐武杰; Xu Wujie; 胡晓娟; Hu Xiaojuan; 徐煜; Xu Yu; 许云娜; Xu Yunna; 李卓佳; Li Zhuojia; 文国樑; Wen Guoliang; 李莎莎; Li Shasha

本研究以锥状斯氏藻(Scrippsiella trochoidea)、蛋白核小球藻(Chlorella pyrenoidosa)、四尾栅藻(Scenedesmus quadricauda)、条纹小环藻(Cyclotella striata)作为实验藻种,将浓度为107 CFU/ml的菌株A3分别加入到4种微藻的单种藻液、2种藻混合藻液、3种藻混合藻液中,每48 h观察藻细胞形态并统计藻细胞数量,实验周期为10 d,以探究菌株A3对4种微藻的溶藻效果。结果显示,在单种藻实验中,加菌组锥状斯氏藻细胞于第1天失去运动活性,细胞拉长变形,第5天细胞壁破裂溶解,第10天细胞密度为7.07×102 cells/ml,显著低于对照组的2.90×104 cells/ml (P<0.05);实验期间,加菌组 蛋白核小球藻细胞形态保持完整,第10天藻细胞密度为2.58×107 cells/ml,显著高于对照组的2.09×107 cells/ml (P 0.05);加菌组条纹小环藻细胞于第8天溶解,第10天对照组与加菌组藻细胞密度分别为4.38×105 cells/ml、1.78×105 cells/ml,加菌组藻细胞密度显著低于对照组(P<0.05)。混合藻实验中,菌株A3对各种微藻的溶藻效果与单种藻实验结果类似,菌株A3对锥状斯氏藻生长具有显著的溶藻作用,对蛋白核小球藻与四尾栅藻无溶藻作用,对条纹小环藻生长具有较弱的溶藻作用。研究表明,菌株A3具有溶藻选择性,对锥状斯氏藻具有显著的溶藻作用,而对其他3种藻无溶藻作用或溶藻作用相对较弱。


Archive | 2013

Water quality regulation method for high-position culture pond of prawns

Zhang Jiasong; Li Zhuojia; Leng Jiahua; Yang Yingying; Zhang Xiaoyang; Wen Guoliang; Cao Yucheng


Archive | 2013

Stenotrophomonas maltophilia strain CZRST19 capable of dissolving pond oscillatoria, and its application

Cao Yucheng; Wang Lihua; Li Zhuojia; Wen Guoliang; Hu Xiaojuan


Archive | 2013

Bacillus cereus strain CZBC1 capable of dissolving pond oscillatoria, and its application

Cao Yucheng; Wang Lihua; Wen Guoliang; Li Zhuojia; Hu Xiaojuan


South China Fisheries Science | 2010

Diurnal variation of water quality factors in late period of intensive seawater shrimp culture

Li YiWen; Li Zhuojia; Cao Yucheng; Wen Guoliang; Liu XiaoZhu


South China Fisheries Science | 2009

Common species composition, quantity variation and dominant species of planktonic microalgae in low salinity culture ponds.

Liu XiaoZhu; Li Zhuojia; Cao Yucheng; Wen Guoliang


Archive | 2014

Device for immobilized culture of oscillatoria algicidal bacteria in pond

Cao Yucheng; Li Zhuojia; Wen Guoliang; Wang Lihua; Hu Xiaojuan


South China Fisheries Science | 2010

Effects of Bacillus licheniformis strain De on growth of Sparus latus and main environmental factors in aquaculture pond

Cao Yucheng; Li Zhuojia; Yang Yingying; Wen Guoliang; Huang Honghui


South China Fisheries Science | 2007

Application of three microbiological preparations to control of water quality in industrialized shrimp culture

Cao Yucheng


Archive | 2017

Automatic dirt absorbing device of breed aquatics pond

Sun Zhiwei; Wen Guoliang; Cao Yucheng; Hu Xiaojuan; Xu Yu; Yang Keng; Su Haochang; Xu Wujie; Li Zhuojia; Hong Minna

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