Effect of estrogen hormone, 17β-estradiol on feminization of banana shrimp, Penaeus merguiensis (de Man, 1888) postlarvae and the identification of the age of external sex differentiation
نویسندگان
چکیده
منابع مشابه
Population structure of banana shrimp, Penaeus merguiensis De Man, 1888 in Strait of Hormoz, Persian Gulf
Monthly length frequency data of banana shrimp, Penaeus merguiensis were collected from the coastal waters of North east Persian Gulf, from January 2012 to January 2013. Software package FiSAT was used to analyze the length frequency data. Growth parameters, mortalities, exploitation rate and recruitment pattern were estimated from the carapace length in the area. Based on length – weight relat...
متن کاملThe Effects of Triploidy Towards Growth Performance, Survival Rate, Gender Ratio and Sex Differentiation on Banana Shrimp, Penaeus merguiensis (De Man, 1888) Postlarvae Compared to Diploid Siblings
Study was done to show the effect of triploidy on growth performance, survival rate and gender ratio on Penaeus merguiensis compared to diploid sibling otherwise identifying the sex external characteristic of the postlarval. Cold shocks (10°C, 15°C and 20°C) with control (28°C) and three different time of exposures (10, 15 and 20 min)were introduced to each treatments. The fertilization rate wa...
متن کاملthe effect of explicit teaching of metacognitive vocabulary learning strategies on recall and retention of idioms
چکیده ندارد.
15 صفحه اولPopulation structure of banana shrimp, Penaeus merguiensis De Man, 1888 in the Strait of Hormoz, Persian Gulf
Monthly length frequency data of banana shrimp, Penaeus merguiensis were collected from the coastal waters of the north east of the Persian Gulf, from January 2012 to January 2013. Software package FiSAT was used to analyze the length frequency data. Growth parameters, mortalities, exploitation rate and recruitment pattern were estimated from the carapace length in the area. Based on length – w...
متن کاملthe effect of taftan pozzolan on the compressive strength of concrete in the environmental conditions of oman sea (chabahar port)
cement is an essential ingredient in the concrete buildings. for production of cement considerable amount of fossil fuel and electrical energy is consumed. on the other hand for generating one tone of portland cement, nearly one ton of carbon dioxide is released. it shows that 7 percent of the total released carbon dioxide in the world relates to the cement industry. considering ecological issu...
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ژورنال
عنوان ژورنال: Aquaculture Reports
سال: 2019
ISSN: 2352-5134
DOI: 10.1016/j.aqrep.2018.100177