Results 51 to 60 of about 125,290 (319)

Exterior and weight characteristics of age-1+ brown trout (Salmo trutta Linnaeus, 1758), rainbow trout (Oncorhynchus mykiss Walbaum, 1792) and brook trout (Salvelinus fontinalis Mitchill, 1814)

open access: yesRibogospodarsʹka Nauka Ukraïni, 2018
Purpose. To study and analyze the results of the phenotypic parameters and the rate of linear and weight growth of 1+ salmonids (Salmo trutta m. fario, Oncorhynchus mykiss, Salvelinus fontinalis) grown in the tanks of the farm "Fish Stream" in the ...
Ye. Barylo
doaj   +1 more source

Study and development of methods for obtaining intergeneric hybrids of salmonids (Salmonidae (Jarocki or Schinz, 1822)) for achieving the effect of heterosis and increasing their productivity

open access: yesRibogospodarsʹka Nauka Ukraïni, 2021
Purpose. To study the possibility of obtaining highly productive intergeneric salmonid hybrids between rainbow trout and brook trout; brown trout and brook trout; rainbow trout and brown trout, as well as to develop methodological approaches and ...
A. Mruk   +3 more
doaj   +1 more source

Effects of Dietary Supplementation of Coenzyme Q10 on Growth Performance, Biochemical and Physiological Attributes of Rainbow Trout (Oncorhynchus mykiss). [PDF]

open access: yesVet Med Sci
Coenzyme Q10 plays a crucial role in the electron transport chain and ATP production in the inner mitochondrial membranes. As a feed additive, it improves feed conversion ratio, specific growth rate and carcass crude protein while reducing the hepatosomatic index in rainbow trout.
Asgari H   +3 more
europepmc   +2 more sources

Comparing Transcriptomic Responses to Chemicals Across Six Species Using the EcoToxChip RNASeq Database

open access: yesEnvironmental Toxicology and Chemistry, EarlyView.
Abstract The EcoToxChip project includes RNA‐sequencing data from experiments involving model (Japanese quail, fathead minnow, African clawed frog) and ecological (double‐crested cormorant, rainbow trout, northern leopard frog) species at multiple life stages (whole embryo and adult) exposed to eight chemicals of environmental concern known to perturb ...
Krittika Mittal   +7 more
wiley   +1 more source

Rainbow Free Colorings and Rainbow Numbers for $x-y=z^2$ [PDF]

open access: yesarXiv, 2023
An exact r-coloring of a set $S$ is a surjective function $c:S \rightarrow \{1, 2, \ldots,r\}$. A rainbow solution to an equation over $S$ is a solution such that all components are a different color. We prove that every 3-coloring of $\mathbb{N}$ with an upper density greater than $(4^s-1)/(3 \cdot 4^s)$ contains a rainbow solution to $x-y=z^k$.
arxiv  

Some Remarks on Rainbow Connectivity [PDF]

open access: yesJ. Graph Theory, 83 (2016), p. 372 - 383, 2015
An edge (vertex) coloured graph is rainbow-connected if there is a rainbow path between any two vertices, i.e. a path all of whose edges (internal vertices) carry distinct colours. Rainbow edge (vertex) connectivity of a graph $G$ is the smallest number of colours needed for a rainbow edge (vertex) colouring of $G$.
arxiv   +1 more source

Langcliffe hatchery investigations 1982 [on River Ribble near Settle] [PDF]

open access: yes, 1982
Langcliffe hatchery investigations looks at fish mortalities for salmon (fry), sea trout, brown trout and rainbow trout, and explores the River Ribble's water ...
Clough, W.T.
core  

Cytotoxicity of 19 Pesticides in Rainbow Trout Gill, Liver, and Intestinal Cell Lines

open access: yesEnvironmental Toxicology and Chemistry, EarlyView.
Abstract The rainbow trout gill cell line (RTgill‐W1), via test guideline 249 of the Organisation for Economic Co‐operation and Development, has been established as a promising New Approach Methodology, although to advance confidence in the method more case studies are needed that: 1) expand our understanding of applicability domains (chemicals with ...
Sophie Emberley‐Korkmaz   +4 more
wiley   +1 more source

Challenge to the model of lake charr evolution: shallow‐ and deep‐water morphs exist within a small postglacial lake

open access: yesBiological Journal of the Linnean Society, EarlyView., 2016
All examples of lake charr (Salvelinus namaycush) diversity occur within the largest, deepest lakes of North America (i.e. > 2000 km2). We report here Rush Lake (1.3 km2) as the first example of a small lake with two lake charr morphs (lean and huronicus). Morphology, diet, life history, and genetics were examined to demonstrate the existence of morphs
Louise Chavarie   +9 more
wiley   +1 more source

Description age-3 brood rainbow trout bred in the conditions of the industral fish farm "Sloboda Banyliv"

open access: yesRibogospodarsʹka Nauka Ukraïni, 2017
Purpose. To analyze the results of cultivation and give fish-breeding and biological characteristics of age-3 brood rainbow trout grown using industrial technology in the conditions of the trout farm "Sloboda Banyliv." Methodology.
P. Mendryshora, H. Kurynenko
doaj   +1 more source

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