THE NEEDS AND IMPORTANCE OF FATTY ACIDS IN THE NUTRITION OF FISH

by Ivan Bogut, Anđelko Opačak
Published 1996-09-01

THE QUALITY OF WATER AND ICHTHIOFAUNA OF THE SOUTHERN LAKE IN OSIJEK – THE CONDITIONS FOR BIOMANIPULATION

by Melita Mihaljević, Anđelko Opačak, Ivan Bogut
Published 1996-09-01

ASSESSMENT METHODS OF CORMORANT (Phalacrocorax carbo) DIET

by Krešimir Terzić, Anđelko Opačak, Dinko Jelkić, Tihomir Florijančić
Published 2008-10-01

APPLICATION OF THE GREAT CORMORANT'S (Phalacrocorax carbo sinensis) DAILY MEAL IN THE STIMATION OF DAMAGES AT FISHPONDS

by Anđelko Opačak, Tihomir Florijančić, Siniša Ozimec, Ivan Stević
Published 2004-03-01

NUTRITIONAL AND PROTECTIVE VALUES OF FISH – WITH EMPHSIS ON OMEGA-3 FATTY ACID

by Ivan Bogut, Anđelko Opačak, Ivan Stević, Stjepan Bogut
Published 1996-12-01

A COMPARISON OF FOALS DEVELOPMENT OF THE LIPIZZANER AND HOLSTEIN BREED

by Tomo Rastija, Mirjana Baban, Zvonko Antunović, Ivica Mandić, Anđelko Opačak
Published 2004-06-01

COMMERCIAL FISHERIES ON THE DANUBE IN THE REPUBLIC OF CROATIA ANALYZED BY THE FOX AND SCHAEFER MODEL

by Dinko Jelkić, Anđelko Opačak, Tomislav Treer, Ivica Aničić, Roman Safner
Published 2013-10-01

ARTIFICIAL SPAWNING OF EUROPEAN CATFISH (Silurus glanis L.) USING SMALL DOSES OF CARP PITUITARY GLANDS

by Ivan Stević, Anđelko Opačak, Mira Runac, Ivan Bogut, Ivan Bačić
Published 1998-12-01

A NEW FINDING OF THE EUROPEAN MUDMINNOW (Umbra krameri, Walbaum 1792) IN CROATIA

by Dinko Jelkić, Anđelko Opačak, Siniša Ozimec, Senka Blažetić, Ras Lužaić, Nevena Vukajlović
Published 2019-01-01

FORMATION AND REARING OF THE BEE NUCLEI (Apis mellifera L.)

by Zlatko Puškadija, Anđelko Opačak, Tihomir Florijančić, Dinko Jelkić, Pero Mijić, Ivica Bošković
Published 2008-12-01

REARING CARP LARVAE (Cyprinus carpio) IN CLOSED RECIRCULATORY SYSTEM (RAS)

by Anđelko Opačak, Jurica Jug Dujaković, Siniša Ozimec, Ivan Stević, Dinko Jelkić, Roman Safner
Published 2012-03-01

Heavy metal concentrations in the liver of two wild duck species: influence of species and gender

by Tihomir Florijančić, Mario Škrivanko, Zlatko Puškadija, Irena Listeš, Tanja Bogdanović, Siniša Ozimec, Dinko Jelkić, Anđelko Opačak, Ivica Bošković
Published 2010-01-01