نتایج جستجو برای: stripping of fish eggs
تعداد نتایج: 21177196 فیلتر نتایج به سال:
Mining and processing of minerals produce large quantities tailings as waste. Some countries, including Norway, allow disposal mine in the sea. In this study we investigated impacts from a calcium carbonate (CaCO3) plant on early live stages haddock (Melanogrammus aeglefinus) Atlantic cod (Gadus morhua). Fish eggs (3 days post fertilisation; dpf) were exposed for 48 h to three concentrations ta...
Background and Aim: The level of fatty acids in human diets, affecting the atherogenic and thrombogenic indices, which has an important role in the function and healthiness of cardiovascular system. Due to high level of cholesterol, eggs are risky regimen for cardiovascular patients. This study was conducted to modify the composition of layer ration for reducing the risk of cardiovascular disea...
BACKGROUND Processed meat and fish have been shown to be associated with the risk of advanced prostate cancer, but few studies have examined diet after prostate cancer diagnosis and risk of its progression. OBJECTIVE We examined the association between postdiagnostic consumption of processed and unprocessed red meat, fish, poultry, and eggs and the risk of prostate cancer recurrence or progre...
OBJECTIVES This study compares the adherence of immigrant and Spanish adolescents residing in the Madrid region (Spain) to national dietary recommendations. The factors compared were the consumption of items from the eight basic food groups (vegetables, fruits, bread/cereals, meat, eggs, fish, legumes and milk/dairy products), including the excessive or deficient consumption of eggs, meat and f...
A highly pathogenic isolate of Aeromonas hydrophila, isolate No1, was identified through evaluation of the Crude extra-cellular product and estimation of LD50. Three types of formalized whole culture Aeromonas hydrophila vaccine (FWC) were prepared, FWC vaccine alone, FWC vaccine mixed with Freund's complete adjuvant (FCA), and FWC vaccine mixed with Freund's incomplete adjuvant (FIA), tested f...
In this study, tissue changes of the sex organs in the Tinca tinca fish in Anzali wetland and breeding conditions was compared. 96 fish were collected from the cultivating pool and 36 others from Anzali wetland. In the microscopic study of Tench and ovaries and testicles in different stages of sexual activity, from the samples of the wetland, from 3 fish of ovary, two of them were in stage III-...
cobitis sp. is an endemic spined loach species from the dough river in the southern caspian sea basin, (golestan province, iran). to provide some reproductive features of this fish, sampling was performed at monthly intervals throughout the year and 417 individuals were collected. the specimens ranged in total length from 27.1 to 92.9 mm and total weight from 0.11 to 6.79 g. the spawning of spi...
Preserved fish eggs can be used in many applications including artificial propagation and genetic studies. The aim of this study was to determine the effects of different temperatures and storage periods on fertilization and hatching success of short-term preserved scaly carp (Cyprinus carpio) eggs. Eggs were kept in 4 ml ovarian fluid in 10-cm petri dishes that were stored in a refrigerator at...
the present research was aimed to study the effects of different sources of carotenoids and their varying concentrations on the reproductive functions of goldfish. the study was carried out in seven treatments with three replicates at the bony fish hatchery complex (rasht, iran) from december 2011 to may 2012. experimental diets containing 50, 100, and 150 mg kg-1 astaxanthin and 50, 100, and 1...
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