Effects of Zn~ ( 2+) on cultivating condition of hepatopancreatic cells of Penaeus japonicus and the judgement of it by RNA/ DNA ratio

Composition and variation of planktonic ciliated protozoa were investigated ( May to October 2002) in a closed culture-water for Penaeus japonicus near Qingdao.

自2002年5月至10月对青岛王哥庄一封闭的日本对虾（Penaeus japonicus）养殖水体中浮游纤毛虫原生动物做了初步的生态学调查。

Effects of Ca~ ( 2+) and Mg~ ( 2+) on cultured hepatopancreatic cells of Penaeus japonicus

Ca~（2+）和Mg~（2+）对培养日本对虾肝胰腺细胞的影响

The results showed that ammonia nitrogen and sulfurated hydrogen had a notable toxic effect on the larvae of penaeus japonicus ( F> F_ 0.05), and the mortality rate of larvae increased significantly with the concentration.

实验结果表明：氨氮和硫化氢对日本对虾幼体的毒性作用显著（F>F0.05），随着浓度的增加，各期幼体的死亡率明显升高；

Studies on Gonad Maturity Accelerating and Industrial Seed Culture Technique of Over-wintering Parent Prawn of Penaeus japonicus

日本对虾越冬亲虾性腺促熟及工厂化育苗技术研究

The results showed that: ( 1) Salinity is an important environmental parameter affecting physiology, survival of Penaeus japonicus;

结果显示：（1）盐度是影响日本对虾生理、存活的重要环境因子；

The effects of immunity polysaccharide on some enzyme activities of Penaeus japonicus serum

免疫多糖对日本对虾血清酶活性的影响

Culture of Hepatopancreatic Cells and Hemocytes under Different pH Values in Penaeus japonicus

不同pH值条件下日本对虾肝胰腺及血的细胞培养

Study on some characteristics of phenoloxidase from Japanese prawn, Penaeus japonicus

日本对虾的酚氧化酶特性研究

Hemocyte classification, dencity and percentage of the prawn Penaeus japonicus

日本对虾血细胞分类、密度及组成

Preliminary Study on Histopathology of Midgut Gland Necrosis Baculovirus in Penaeus japonicus

日本对虾中肠腺坏死杆状病毒病的组织细胞病理研究

Effects of OG shrimp larvae feed on zoea larvae of Penaeus japonicus

丰年虫粉虾苗幼体饲料对日本对虾溞状幼体的影响

System of Meteorological Service of Culture Penaeus orientalis

东方对虾养殖气象服务系统

The study on the composition of amino acid in larvae of Penaeus chinensis at development stages

中国对虾幼体发育阶段氨基酸组成的研究

Studies on functional groups of acid phosphatase from Penaeus penicillatus(ⅱ)

长毛对虾酸性磷酸酶功能基团的研究（Ⅱ）

The concentration and variation of vitamin C in Penaeus chinensis

中国对虾体内维生素C的含量及其变化

Development of Shelled Penaeus Shrimp with Long Shelf-life at Room Temperature

常温保藏南美白对虾半干虾仁食品的研制

StUdy on the Larval Cultivation of Penaeus monodon In Lower Water temperature

低温条件下培育斑节对虾幼体的研究

The effects of salinity and food on carbon budget of Penaeus chinensis

盐度和饵料对中国对虾碳收支的影响

Observation and Research on the Structure and Function of Lymphoid Organ of Penaeus Chinensis

中国对虾类淋巴器结构观察及功能探讨

Studies on Penaeus monodon resource in northwestern waters of South China Sea

南海西北部水域斑节对虾资源的调查研究