作　　者： ; (何建国）; (李桂峰）; (江静波）; (莫福）; (陆永涛）; (林宁）;

机构地区： 中山大学生命科学学院

出　　处： 《中山大学学报论丛》 1996年第S1期45-49,共5页

摘　　要： 对4口虾塘水体的部分理化因子进行了日变化的观察，结果表明水温和pH值均下午高于上午，而亚硝酸盐和硝酸盐则上午高于下午，盐度和氨上、下午未见明显差别． The daytime changes of partial physical and chemical elements of four prawn-farming pond water were studied. The results showed that the water temperature and pH value were higher in the afternoon than those in the morning, while the levels of nitrite and nitrate were higher in the morning than those in the afternoon. The levels of salinity and ammonia were no statistical differences between the morning and the afernoon.

关 键 词： 水体理化因子 虾塘 日变化

领　　域： [文化科学] [文化科学]