Селскостопанска академия Институт по аграрна икономика

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From the beginning of 1995 the Agricultural Academy in Bulgaria is publishing Bulgarian Journal of Agricultural Science® (BJAS) - the first agricultural scientific journal in Bulgaria for fundamental and applied researches, published entirely in English language, and one of the few such journals in Central Europe.
Bulgaria is an agricultural country with traditions and long standing experience in the development of agrarian science and production. BJAS, printing in English, in accordance with international standards,provides possibilities for Bulgarian agricultural science to enter adequately into the worlds scientific field, to find its place in reviews, abstracts and electronic means for processing and transfer of scientific information. Besides scientific articles provided in Bulgarian universities and research institutes, BJAS publishes also articles from Eastern Europe and other countries all over the world. The Editorial board of the journal includes prominent scholars from United Kingdom, Belgium, Slovenia, Italy, Poland, Hungary, Russia, Czech Republic and Bulgaria.

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Volume 22 Number 5 October 2016

Agricultural Economics

Agribusiness Management of Physalis peruviana L. Fruit in Brazil

L. Bendlin, C. Otavio Senff, C. Kudlawicz - Franco, Al. Souza, C. P. Da Veiga and L. C. Duclos


Evolutionary Aspects of Coffee Consumers’ Buying Habits: Results of a Sample Survey

M. Lanfranchi, C. Giannetto and V. Dimitrova


Cocoa Export Performance in the World’s Largest Producer

N. Verter


Ecology, Agrochemistry and Soil Science

Sewage Sludge as a Source of Nitrogen and Phosphorus for Virginia Fanpetals

J. Wierzbowska, S. Sienkiewicz, S. Krzebietke and P. Sternik


Cation Exchange Properties of Soils from Carbonate Landscape in the Central Balkan National Park

L. Malinova and D. Karatoteva


Trace Elements Content of Plant Material Growing on Alkaline Organic Soils and its Suitability for Smallruminant Extensive Farming

A. Z. Papazafeiriou, Ch. Lakis, S. Stefanou, M. Yiakoulaki, P. Mpokos and K. Papanikolaou


Attraction-Avoidance Response of Mound-Building Mouse, Mus spicilegus in Agroecosystems to Conspecific and Heterospecific Odours

D. Simeonovska-Nikolova


Plant Science

New Protocol for in vitro Propagation of Berry Plants by TIS Bioreactor

L. Georgieva, I. Tsvetkov, M. Georgieva and V. Kondakova


The Effectiveness of Nitrogen-Phosphorus Fertilization in Winter Wheat (Triticum aestivum L.) Cultivation

P. Rusek, M. Mikos-Szymańska, M. Karsznia, U. Sienkiewicz-Cholewa and J. Igras


Improvement of Winter Hardiness in Common Vetch Lines for Semi-Arid Conditions

S. Unal, H. K. Firincioğlu and Z. Mutlu


In vitro Propagation of the Balkan Endemic Species Verbascum eriophorum Godr.

Zh. P. Yordanova, M. A. Rogova and V. M. Kapchina-Toteva


Effects of Chemical Fruit Thinning on Fruit Yield and Quality in ‘Gemlik’ Olive (Olea europaea L.)

Z. Ciğdem, M. İsfendiyaroğlu and E. Ozeker


Evaluation of Morphology, Productive Potential, Oil Content and Composition of Plant Genetic Resources of Camelina sativa

M. P. Marcheva


Plant Genomics

Evaluation of the Function and Expression Pattern of Medicago truncatula Auxin Responsе Factor B3 after Heterologous Expression in Arabidopsis thaliana

M. Revalska, V. Vassileva, G. Zehirov and A. Iantcheva


Plant Pathology and Protection

First report of root rot caused by Pythium aphanidermatum and Pythium F-Group on Hydroponically Grown Pepper in Bulgaria. Short Communication

T. D. Vatchev, S. M. Bistrichanov and I. T. Yanashkov


Animal Science

Milk Fat Free Fatty Acids in Dependence on Health of Dairy Cows

O. Hanuš, M. Klimešova, P. Roubal, E. Samkova, D. Falta, M. Šlachta, L. Hasoňova and I. Němečkova


Seasonal and Altitudinal Variations in Nutritional Quality of Kermes Oak (Quercus coccifera L.) in Northwest Greece and Extensive Goat Farming

Ch. Roukos


Effect of the Addition of Spirulina platensis on the Carcass Traits, Chemical Composition and Physical Characteristics of М. longissimus dorsi in Fattening Pigs

G . Yordanova, J. Nakev, R. Nedeva, Y. Marchev, T. Popova, E. Kistanova and Al. Simkus


Breeding Value and their Relationship to the Cutting Parts in Beef Bull Progeny

J. Řiha and J. Bezdiček


The Effect of Partial Maize Substitution with By-Products in Piglet Nutrition. I. Productive Results

G. Cilev, Z. Gacovski, B. Petrovska and N. Pacinovski


Veterinary Medicine

Antimicrobial Susceptibility of Staphylococci Isolated from Clinical Mastitis in Dairy Cows in Kosovo

A. Hamidi and D. Sylejmani


Food Science and Technologies

Production of Melon-Based Juices with Enriching Herbal Supplements

B. Ye. Yerenova, Yu. Pronina and Е. B. Medvedkov


Comparison of Fatty Acid Composition of Various Types of Edible Oils

S . Ivanova, G. Marinova and V. Batchvarov


Differentiation of Bulgarian Wild Fruits According to their Mineral Content

G. Toncheva, K. Nikolova, D. Boyadzhiev, I. Alexieva, D. Georgieva, G. Antova, A. Aladjadjiyan and D. Buhalova


Agricultural Technologies

Theoretical and Experimental Substantiation of the Design of an Opener for Intrasoil Broadcast Sowing of Grain Crops

S. Nukeshev, K. Eskhozhin, D. Karaivanov, T. Sankibaev and N. Kakabayev