by Tserkova, F., Institute of Fish Resources, Varna (Bulgaria), Boyadzhieva-Doychinova, D., University of Plovdiv 'Paisii Hilendarski', Plovdiv (Bulgaria), Gevezova, M., University of Plovdiv 'Paisii Hilendarski', Plovdiv (Bulgaria), Petrova-Klisarova, D., Institute of Fish Resources, Varna (Bulgaria), Denev, L., University of Plovdiv 'Paisii Hilendarski', Plovdiv (Bulgaria)
Published in Bulgarian Journal of Agricultural Science (Bulgaria) (2013)

by Zheliazkov, G., Trakia University, Stara Zagora (Bulgaria). Faculty of Economics, Zaimova, D., Trakia University, Stara Zagora (Bulgaria). Faculty of Economics
Published in Ekonomika poljoprivrede (1979) (01.01.2012)

by Ivkovich, V.S, Arnolbik, V.M, Kachanovskij, I.M, Kozlo, P.G, Lyushtyk, V.S, Molozhavskij, A.A, Nikiforov, M.E, Natarov, V.M, Parfenov, V.I, Pugachevskij, A.V, Uglyanets, A.V. (eds.)
Year of Publication 2007

by Klimo, E.,Mendelova Univ., Brno (Czech Republic). Ustav Ekologie Lesa, Prax, A.,Mendelova Univ., Brno (Czech Republic). Ustav Agrochemie, Pudoznalstvi, Mikrobiologie a Vyzivy Rostlin, Hybler, V.,Mendelova Univ., Brno (Czech Republic). Ustav Agrochemie, Pudoznalstvi, Mikrobiologie a Vyzivy Rostlin, Stykar, J.,Mendelova Univ., Brno (Czech Republic). Ustav Lesnicke Botaniky, Dendrologie a Geobiocenologie
Published in Acta Universitatis Agriculturae et Silviculturae Mendelianae Brunensis (2010)

by Kang Yongxiang, Northwest Agriculture and Forestry University, Yangling (China), College of Forestry, Zhao Baoxin, Northwest Agriculture and Forestry University, Yangling (China), College of Forestry, Yun Yujie, Northwest Agriculture and Forestry University, Yangling (China), College of Forestry
Published in Xi bei nong lin ke ji da xue xue bao.Zi ran ke xue ban (01.09.2010)

by Yin Pingping, Shenyang agricultural university, Shenyang (China), College of Agronomy, Li Jiandong, Shenyang agricultural university, Shenyang (China), College of Agronomy, Yin Hong, Shenyang agricultural university, Shenyang (China), College of Agronomy
Published in Xi bei nong lin ke ji da xue xue bao.Zi ran ke xue ban (01.04.2010)

by Zigo Jonozovic, A., LUTRA (Slovenija) Institut za ohranjanje naravne dediscine
Published in Slovenski veterinarski zbornik (2007)

by Wozniak, A.,Akademia Rolnicza, Lublin (Poland). Katedra Ogolnej Uprawy Roli i Roslin
Published in Annales Universitatis Mariae Curie-Skłodowska., Sectio E. Agricultura (2005)

by Mann, St., Forschungsanstalt Agroscope Reckenholz-Taenikon ART, Ettenhausen (Switzerland)
Published in ART-Schriftenreihe (Switzerland) (01.11.2010)

by Wehenkel, C, Castellanos Bocaz, H.A, Pinedo Álvarez, A, Corral Rivas, J.J
Published in Investigación agraria. Sistemas y recursos forestales (2009)

by Mišković, M.M., Visoka škola strukovnih studija za obrazovanje vaspitača, Novi Sad (Serbia)
Published in Ecologica (Serbia) (2010)

by Savchenko, V.K.,National Academy of Sciences, Minsk (Belarus). Institute of Genetics and Cytology
Published in Известия Национальной академии наук Беларуси. Серия биологических наук (Belarus). Proceedings of the National Academy of Sciences of Belarus. Biological Sciences Series (2007)

by Suzuki, Y., Kinki Univ., Nara (Japan). School of Agriculture, Sakuratani, Y
Published in Memoirs of the Faculty of Agriculture of Kinki University (Japan) (01.03.2010)

by Wakui, Y., Koibuchi Coll. of Agriculture and Nutrition, Mito (Japan)
Published in Research Journal of Food and Agriculture (Japan) (01.04.2010)

by Alemayehu Mengistu
Year of Publication 01.04.2004

by Oballa, P.O.(Kenya Forestry Research Institute)
Year of Publication 1993

by Capuano, E, Amati, C, Alba, V, Polignano, G.B
Published in Italus Hortus (Italy) (01.03.2006)

by Giugliano, I, Sunseri, F, Alba, E
Published in Italus Hortus (Italy) (01.03.2006)

by Delice, Y.N., Onsekiz Mart University, Çanakkale Vocational School, Çanakkale (Turkey), Özkaya, T., Ege University, Faculty of Agriculture, İzmir (Turkey). Div. of Agricultural Economics
Published in Journal of the Faculty of Agriculture of Harran University (Turkey) (2008)