Recapitulation of empirical research on teachers’ difficulties in applying digital technologies in teaching gan Marko Todorović, Miroljub Ivanović, Cvijan Mekić, Milivoje Ćosić

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The rise of proftability in sheep production by out of season induction of heat in ewes gan Cvijan Mekić, Grigorije Trifunović, Zorica Novaković, Radosav Vujić, Dragan Romić

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The relationship between rearing system, animal needs index and dairy cows milk traits gan Slavča Hristov, Zvonko Zlatanović, Branislav Stanković, Marija Dokmanović, Dušica Ostojić-Andrić, Cvijan Mekić

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