نتایج جستجو برای: sander lucioperca

تعداد نتایج: 1132  

A. Arshadi E Effatpanah E. Zakipour Rahimabadi, M. Akbari

 A 6-week feeding experiments were carried out to determine the effects of different levels of dietary betaine on growth performance, food efficiency and survival rate of pike perch which has a critical period during transition feeding. Fingerlings of pike perch were fed with live food (treatment A), without betaine added to biomar (treatment B), 1% betaine added to biomar (treatment C) and 2% ...

2011
ANGELA ONWUACHI-WILLIG AMBER FRICKE

In his article Class in American Legal Education, Professor Richard Sander highlights the lack of class diversity within law schools in the United States, particularly within elite law schools. As Sander points out, law students tend to come from relatively elite class backgrounds, and Sander urges law schools to pursue class-based affirmative action, rather than race-based affirmative action, ...

M Pavlović M Stojković P Simonović V Simić,

Diet of adult pikeperch Sander lucioperca, Eurasian perch Perca fluviatilis, northern pike Esox lucius and European catfish Silurus glanis as top predators in aquatic ecosystems in Serbia was investigated during 2011, in order to understand their relationship to their prey and to investigate their food consumption, feeding and assimilation rate, cannibalism, and habitat segregation. Northern pi...

حمیدیان, امیرحسین, میرزاجانی, علیرضا, کرمی, محمود,

The fishery activities affect the lives of millions of people who live near the south of Caspian Sea, where the aquatic stocks have sophisticated ecological relationships. In this study, carbon and nitrogen stable isotope technique was applied as an ecological tool to interpret the fish catch values of different areas in relation to food chain. The average values of Captured bony fishes in six ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه هرمزگان 1389

این پژوهش به منظور بررسی تاثیر هورمون گنادوتروپین انسانی و عصاره هیپوفیز کپور بر میزان پاسخ مولدین به القای هورمونی، هماوری کاری (تعداد تخمک استحصال شده)، شاخص های لقاح (درصد لقاح، چشم زدگی و تخم گشایی) در ماهی سوف معمولی sander lucioperca (l.) و کیفیت اسپرماتوزوآ ( تراکم، مدت زمان تحرک، درصد تحرک اسپرماتوزوآ و درصد اسپرماتوکریت) در مولدین نر صورت گرفت. علاوه بر این تاثیر استفاده از هورمون گناد...

Journal: :iranian j. of fisheries science 0

diet of adult pikeperch sander lucioperca, eurasian perch perca fluviatilis, northern pike esox lucius and european catfish silurus glanis as top predators in aquatic ecosystems in serbia was investigated during 2011, in order to understand their relationship to their prey and to investigate their food consumption, feeding and assimilation rate, cannibalism, and habitat segregation. northern pi...

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