Apostichopus japonicus was reared under different temperatures,salinities and light cycles so as to analyze the effects of temperature,salinities and light cycle on the growth and behavior of it.A.japonicus were sampl...Apostichopus japonicus was reared under different temperatures,salinities and light cycles so as to analyze the effects of temperature,salinities and light cycle on the growth and behavior of it.A.japonicus were sampled from Dakoujing Shrimp Cultural Cage,Lüshun City,which were 1-year-old,and were accustomed to the experimental conditions for two days before each experiment.The average initial body wet weight of the experimental sea cucumber was 36.89 g(25.24-59.11 g),and the average initial body length was 6.68 cm(5.12-8.74 cm).In the temperature experiment,the sea cucumbers were reared in six plastic barrels(the cubage of each was about 60 L and one brick in each barrel) at six temperatures(9,12,15,18,21 and 24 ℃).The results showed that the body wet weight increased under 9-21 ℃ and 15 ℃ was the optimum temperature to the growth of A.japonicus.When the temperature was beyond 22 ℃,A.japonicus began to aestivate.As soon as the temperature below 20 ℃,aestivation was over.In the salinity experiment,the sea cucumbers were reared in the same plastic barrels under six salinities(23,26,29,32,35 and 38).The salinity for growth of the A.japonicus was 29-33,and the optimum salinity was 32,the reason of which was that the sea cucumbers had been accustomed to the range of salinity in the ocean for a long time.The A.japonicus were reared in four plastic barrels for the light cycle experiment,and the conditions of the barrels were fully light (24-hour-light),fully dark(24-hour-dark),half light dark(12-hour-light and 12-hour-dark) and natural light.The growth of the sea cucumbers was best under the half light dark condition,and worst under the fully dark condition.In addition,the correlation analyses were given in each experiment.展开更多
目的：探讨进展性缺血性卒中（stroke in progression,SIP）的危险因素,为其预防提供依据。方法：回顾性分析2005—05~2007—05收治的120例进展性缺血性卒中病例,并以同期住院的160例非进展性缺血性卒中患者作为对照组。对两组患者的血...目的：探讨进展性缺血性卒中（stroke in progression,SIP）的危险因素,为其预防提供依据。方法：回顾性分析2005—05~2007—05收治的120例进展性缺血性卒中病例,并以同期住院的160例非进展性缺血性卒中患者作为对照组。对两组患者的血压、血脂水平、血纤维蛋白原水平、血糖水平、发热、白细胞增多、糖尿病史和CT进行比较。结果：进展组患者的糖尿病史、CT早期梗死征象、发热和白细胞增多的比例较高,血压、血糖和纤维蛋白原水平明显高于对照组;结论：进展性缺血性卒中的危险因素多与高血压、糖尿病、近期感染及颅内外大血管狭窄及闭塞有关。展开更多
文摘Apostichopus japonicus was reared under different temperatures,salinities and light cycles so as to analyze the effects of temperature,salinities and light cycle on the growth and behavior of it.A.japonicus were sampled from Dakoujing Shrimp Cultural Cage,Lüshun City,which were 1-year-old,and were accustomed to the experimental conditions for two days before each experiment.The average initial body wet weight of the experimental sea cucumber was 36.89 g(25.24-59.11 g),and the average initial body length was 6.68 cm(5.12-8.74 cm).In the temperature experiment,the sea cucumbers were reared in six plastic barrels(the cubage of each was about 60 L and one brick in each barrel) at six temperatures(9,12,15,18,21 and 24 ℃).The results showed that the body wet weight increased under 9-21 ℃ and 15 ℃ was the optimum temperature to the growth of A.japonicus.When the temperature was beyond 22 ℃,A.japonicus began to aestivate.As soon as the temperature below 20 ℃,aestivation was over.In the salinity experiment,the sea cucumbers were reared in the same plastic barrels under six salinities(23,26,29,32,35 and 38).The salinity for growth of the A.japonicus was 29-33,and the optimum salinity was 32,the reason of which was that the sea cucumbers had been accustomed to the range of salinity in the ocean for a long time.The A.japonicus were reared in four plastic barrels for the light cycle experiment,and the conditions of the barrels were fully light (24-hour-light),fully dark(24-hour-dark),half light dark(12-hour-light and 12-hour-dark) and natural light.The growth of the sea cucumbers was best under the half light dark condition,and worst under the fully dark condition.In addition,the correlation analyses were given in each experiment.
文摘目的：探讨进展性缺血性卒中（stroke in progression,SIP）的危险因素,为其预防提供依据。方法：回顾性分析2005—05~2007—05收治的120例进展性缺血性卒中病例,并以同期住院的160例非进展性缺血性卒中患者作为对照组。对两组患者的血压、血脂水平、血纤维蛋白原水平、血糖水平、发热、白细胞增多、糖尿病史和CT进行比较。结果：进展组患者的糖尿病史、CT早期梗死征象、发热和白细胞增多的比例较高,血压、血糖和纤维蛋白原水平明显高于对照组;结论：进展性缺血性卒中的危险因素多与高血压、糖尿病、近期感染及颅内外大血管狭窄及闭塞有关。
