Results 41 to 50 of about 3,842,095 (218)

Assessment of the effect of heterosis by productive parameters of young-of-the-year carps obtained from crossing Ukrainian and Polish breeds

Ribogospodarsʹka Nauka Ukraïni
Purpose. The aim of the work was to study the effectiveness of using structural units of Ukrainian carp breeds in combination with Polish carp lines to obtain new promising lines for industrial cultivation at different levels of aquaculture ...
H. Kurinenko, A. Derenko
doaj   +1 more source

Biotechnology as an Important Tool for Improving Fish Productivity

, 2017
Due to the increase in growth rate of the world population, the demand for fish is soaring worldwide and it appears unlikely that the increasing demand can be met through increased natural harvests as many of the oceans and natural freshwater fisheries ...
I. A. Omole
semanticscholar   +1 more source

Parasites of Farmed and Wild Tilapine Fishes From Selected Farms and Lake Jipe in Taita Taveta County, Kenya

Aquaculture, Fish and Fisheries
Parasitic infections threaten the endangered Oreochromis jipe and other ichthyic populations in Lake Jipe, thereby hindering conservation efforts. Initiatives have been made to farm O. jipe as a conservation strategy.
Finnan O. Ageng'o, Robert M. Waruiru, Daniel W. Wanja, Philip N. Nyaga, Mercy M. Hamisi, Joseph M. Ndegwa, Shimaa E. Ali, Mohan V. Chadag, Paul G. Mbuthia   +8 more
doaj   +1 more source

Antoniny-Zozulenets inbred type of Ukrainian carp breeds as a prospective link of aquaculture in the Prykarpattia (Ciscarpathia)

Ribogospodarsʹka Nauka Ukraïni
Purpose.To characterize the productive and biological features of the first generation crossbreed carp from the crossbreeding of Antoniny-Zozulenets, Galician and Lyubin inbred types of Ukrainian framed and scaly breeds adapted to cultivation in the ...
H. Kurinenko, U. Kuts, М. Ostapchuk, S. Yurchak   +3 more
doaj   +1 more source

Combination ability of few-scaled type of carp crossbred with Nyvka scaled carp. Growing of young-of-the-year. Message 1

Ribogospodarsʹka Nauka Ukraïni, 2019
Purpose. To obtain and evaluate crossbred young-of-the-year produced by crossing few-scale type of Ukrainian framed carp strain and Nyvka scaled type of Ukrainian scaly carp strain. Methodology.
H. Shyshman, V. Bekh, О. Oleksiyenko, M. Osipenko   +3 more
doaj   +1 more source

Use of Feed Additives with Sorption Properties in Fish Farming: Literature Review

Ветеринарная патология
Introduction. Aquaculture is currently recognised as the most rapidly developing branch of agriculture. Various feed additives enable reduction of the negative impact of the production intensification measures on the hydrobionts and improve their immune ...
Yu. V. Kilyakova, E. P. Miroshnikova, A. E. Arinzhanov, M. S. Mingazova   +3 more
doaj   +1 more source

Productivity and efficiency of growing age-1+ carp (Cyprinus carpio (Linnaeus, 1758)) with the use of a prebiotic additive in the feed composition

Ribogospodarsʹka Nauka Ukraïni, 2021
Purpose. The aim of the work was to assess the effectiveness and feasibility of using the prebiotic "Actigen" in the process of commercial cultivation of carp taking into account productive and economic indicators. Methodology. The study was conducted
O. Dobryanska, O. Deren, M. Korilyak, A. Tuchapska   +3 more
doaj   +1 more source

Fish Commission research briefs. Vol. 2, no. 1

These short reports are intended to inform the public, industry, and other interested parties of the current studies of the Commission's staff and the basis for conservation measures.
Oregon. Fish Commission
core   +5 more sources

The effect of amaranth Amaranthus (Linnaeus) on qualitative and productive characteristics of 1+ carp Cyprinus carpio (Linnaeus) after being added to the composition of the diet

Ribogospodarsʹka Nauka Ukraïni, 2018
Purpose. Determination of the effectiveness of amaranth assimilation in the body of 1+ carp, the study of the effect of this non-traditional feed component on some physiological and biochemical indices of experimental fish and the economic component of ...
R. Palamarchuk, O. Deren
doaj   +1 more source

Fish debris in sediments from the last 25 kyr in the Humboldt Current reveal the role of productivity and oxygen on small pelagic fishes

Progress in Oceanography, 2019
Upwelling of cold, nutrient-rich water from the oxygen minimum zone (OMZ) off Peru sustains the world’s highest production of forage fish, mostly composed of anchovy (Engraulis ringens).
R. Salvatteci, D. Gutiérrez, D. Field, A. Sifeddine, Luc Ortlieb, S. Caquineau, T. Baumgartner, V. Ferreira, A. Bertrand   +8 more
semanticscholar   +1 more source