منابع مشابه
Improvemet of ornamental fish color with live algae feeding
In the nature, ornamental fish have a variety of beautiful colors that becomes pale or dull colored in conditions of intensive culture in breeding halls. Feeding these fish with algae can improve their color. For this purpose, rainbow trout larval stage feed was used as the base feed. The treated foods obtained from the powdering of the basic food were impregnated with different percentages of ...
متن کاملOrnamental fish in veterinary practice
Veterinary practice is a private business that provides professional health care to many species of animals. There is now an increasing division of the veterinary profession into specialist niches, and exotic pet medicine is currently an expanding area. Many veterinarians are becoming speciesspecific treating only horses or poultry, or food-fish. Some are discipline-specific such as dermatologi...
متن کاملHow do galaxies get their gas?
Not the way one might have thought. In hydrodynamic simulations of galaxy formation, some gas follows the traditionally envisioned route, shock heating to the halo virial temperature before cooling to the much lower temperature of the neutral ISM. But most gas enters galaxies without ever heating close to the virial temperature, gaining thermal energy from weak shocks and adiabatic compression,...
متن کاملHow animals get their skin patterns: fish pigment pattern as a live Turing wave.
It is more than fifty years since Alan Turing first presented the reaction-diffusion (RD) model, to account for the mechanism of biological pattern formation. In the paper entitled "The chemical basis of morphogenesis", Turing concluded that spatial patterns autonomously made in the embryo are generated as the stationary wave of the chemical (cellular) reactions. Although this novel idea was pa...
متن کاملCarotenoids in ornamental fish farming
The aquaculture industry has grown dramatically in recent years, with a multimillion-dollar market. There are a variety of freshwater fish, marine fish, mollusks, and ornamental fish cultivated in this industry. The pigment and coloring of ornamental fish are important characteristics for marketing. In edible fish, carotenoids are responsible for the pigmentation of body tissue, while in ...
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ژورنال
عنوان ژورنال: EDIS
سال: 2018
ISSN: 2576-0009
DOI: 10.32473/edis-fa192-2018