PRELIMINARY STUDY OF DIFFERENT HORMONE TREATMENTS IN THE ARTIFICIAL PROPAGATION OF PIKEPERCH (Sander luciopreca) REGARDING THE ASPECTS OF ANIMAL WELFARE

The pikeperch (Sander lucioperca) is very important and valuable freshwater fish in Hungary.The quality of lash is very high (white, tasty and boneless) thus the gastronomically demand grows year by year.Besides the pikeperch is an attractive game fish and as a top predator, Signage plays an important role in the maintenance of ecological balance i

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Performance improvement of solar distiller using hang wick, reflectors and phase change materials enriched with nano-additives

The role of using nano-based thermal storage material filled into trapezoidal hang wick in a pyramid solar distiller is under study.The study underwent three stages of examination; after the material preparation.First, the pyramid distiller had a trapezoidal hang wick with pure phase change material (PCM) inside the cavity of the hang wick structur

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