نتایج جستجو برای: fish weight

تعداد نتایج: 447768  

A. A. Motalebi, B. Mohammadzadeh M. Yasemi, N. Monfared

 The objective of this study was to assess fillet yield, proximate composition and mineral contents of the Indian spiny halibut (Psettodes erumei) during different seasons. Fish samples (female = 100 and male = 100) were caught from the coastal waters of Bushehr province and body weight and length were taken to predict fillet weight and yield. Large differences in the fillet yield were observed...

A. A. Motalebi , B. Mohammadzadeh, M. Yasemi , N. Monfared ,

 The objective of this study was to assess fillet yield, proximate composition and mineral contents of the Indian spiny halibut (Psettodes erumei) during different seasons. Fish samples (female = 100 and male = 100) were caught from the coastal waters of Bushehr province and body weight and length were taken to predict fillet weight and yield. Large differences in the fillet yield were observed...

Journal: :شیلات 0
حسن صفی یاری کارشناسی ارشد بخش مکانیک ماشین های کشاورزی دانشگاه شیراز عبدالعباس جعفری استادیار بخش مکانیک ماشین های کشاورزی دانشگاه شیراز محمدحسین رئوفت استاد بخش مکانیک ماشین های کشاورزی دانشگاه شیراز سید مهدی نصیری استادیار بخش مکانیک ماشین های کشاورزی دانشگاه شیراز

grading science and grading equipment for many kinds of sea products are growing rapidly in developed communities and variety of grading equipment can be found in most of the large fishery units. computer vision has the potential to be used as a precise method for recognition and assessment of apparent characteristics. in this study, machine vision technology was used to sort fish based on spec...

ژورنال: زیست شناسی دریا 2020
Gorjian Arabi, Mohammad Hossein, Rahmani, Mohammad , Unesi, Hossein Ali,

In this study, the growth parameters of Common Kilka (Clupeonella cultriventris) in the Caspian Sea were studied in one season and, three stations of Babolsar, Bandar Amirabad and Bandar Anzali. A total number of samples, 300 fish were randomly caught by conical nets in the study areas and analyzed. Overall, the average total length of the three stations 11.65 ± 1.17 cm and 9.64 ± 2.58 g total ...

Journal: :The Science of the total environment 2016
Jingxian Wang Yonghong Bi Bernhard Henkelmann Gerd Pfister Liang Zhang Karl-Werner Schramm

Polycyclic aromatic hydrocarbon (PAHs) and polychlorinated biphenyls (PCBs) accumulated by semipermeable membrane device (SPMD)-based virtual organisms (VOs) and local feral fish were studied in Three Gorges Reservoir (TGR), China. VOs were deployed at seven sites in TGR for two periods in 2009 and 5 species of fish with different living habitats and feeding habits collected in the same periods...

A. Hajizadeh, A. Shinn

This study investigates the effects of dietary lipid sources on the growth and reproductive performance of Nile tilapia over three consecutive spawnings. Fish were reared using three experimental diets, with the goal of replacing dietary fish oil with palm oil. Three experimental diets and a commercial   trout diet was used as the control. The effect of dietary lipid on the growth performance, ...

1995
R. W. Rottmann J. V. Shireman F. A. Chapman

Induced spawning of fish often requires hormone injections. Preparations used for hormone-induced spawning must be mixed properly, and the correct amount must be used to be effective. This publication describes common techniques used to calculate the hormone concentration and dose, prepare hormone solutions, and inject the fish for induced spawning. To calculate the proper dosage, 1) the recomm...

G.B. Das M.A. Akbar M.E. Hossain,

Six hundred day old unsexed broiler chicks were used in a 42-d trial at Chittagong Veterinary and Animal Science University Poultry Farm to compare the effects of different levels of fish oil supplementation on performance of broilers in terms of feed intake, weight gain and feed conversion and carcass characteristics. The chicks were randomly distributed following a completely randomized desig...

Jenyo-Oni Adetola Obe Bernardine Wuraola

For the purpose of sustainable exploitation of the fishery resources of Oni River, Ogun State, Nigeria, the fish biodiversity assessment was carried out. This was conducted by enumerating and identifying fish species composition, measuring the fish length, fish weight, assessing the fish abundance and biomass, determining the length-weight relationships and the length-frequency of the fishes. A...

Journal: :تحقیقات دامپزشکی 0
جمیله سالار آملی بخش سم شناسی گروه علوم پایه دانشکده دامپزشکی دانشگاه تهران طاهره علی اصفهانی بخش سم شناسی گروه علوم پایه دانشکده دامپزشکی دانشگاه تهران

on the basis of the some studies recently published on the concentration of potentially dangerous levels of mercury, a global pollutant and highly toxic element in sea fish and specially tuna fish, this work has been carried out to determine the concentration of mercury in canned tuna fish, that compose a large majority of the fish most people eat. for this reason, 30 cans, produced by differen...

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