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温度,碳,氮,磷对一株芽孢杆菌生长的影响 总被引:10,自引:0,他引:10
A
series of orthogonal array tests and single-factor tests were designed to study the growth
of Bacillus sp. H strain isolated from Microcystis aeruginosa in the Taihu Lake. The
results indicated that within the experimental scope the factors affecting the growth of
Bacillus sp. H strain were arranged in the order organic carbon>temprature>phosphate>ammonium. Of
the four factors, organic carbon and temperature most significantly affected the growth of
Bacillus sp. H strain. It was also found that with the raising of temperature,
concentration of organic carbon or the ratio of N/P, the growth of Bacillus sp. H strain
would become better. The optimum conditions for the growth of Bacillus sp. H strain in
this experiment weretemperature
30℃, concentration of
ammonium 0.520 g/L , concentration of peptone 2.0 g/L , phosphate 0.088 g/L , and organic
carbon 2.28 g/L. Fig 4, Tab 2, Ref 5 相似文献
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用生物学方法防治藻类危害已逐渐受到人们的重视[1] ,有研究表明 ,水体生态系统中的细菌在控制水华、维持藻类生物量的平衡中起着非常重要的作用[2 ,3] ,它可通过直接接触[4 ,5] 、分泌胞外物质[6 ] 以及与藻类竞争营养物质[7] 等方式溶藻或抑制藻类生长 ,保障水体生态系统中营养物质的循环 .本实验室从采自太湖的微囊藻藻样上分离出四株细菌并已鉴定到属[8] ,对它们生长特征进行研究将有利于发现细菌与微囊藻生长代谢之间潜在的联系 .依据Odum提出的Leibig最少律 (lawofminimum) ,限制藻类生产量的物质是C、N、P[… 相似文献
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