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.
Printing - BPS Ltd
Volume 21 Number 1 February 2015
Agricultural Economics
Does Enlargement Has Caused Intra and Extra European Union Agri-Food Trade?
S. Bojnec and I. Ferto
A Winding Road from Investment Support to the Economic Growth of Farms: Evidence from Spatial Econometric Analysis of Agricultural Holdings in Slovenia
T. Travnikar and L. Juvancic
Agro-Environmental Measures and Rural Landscape Value: Evidence from Real Estate Market
G. Sali, S. Corsi and Ch. Mazzocchi
Application of Data Mining in Agriculture
B. Milovic and V. Radojevic
Ecology, Agrotechnics and Soil Science
Droughts and Climate Change in Bulgaria:
Assessing Maize Crop Risk and Irrigation Requirements in Relation to Soil and Climate Region
Z. Popova, M. Ivanova, L. Pereira, V. Alexandrov, M. Kercheva, K. Doneva and D. Martins
Vertical Distribution of Heavy Metals in Soils under the Application of Industrial Sludge from Paint and Print Industry
I. Atanassova, M. Teoharov and M. Har izanova
The Role of Potassium in Alleviating Boron Toxicity and Combined Effects on Nutrient Contents in Pepper (Capsicum annuum L.)
H. Samet, Y. Cikili and S. Dursun
Effect of Irrigation with Maritza and Ergene Rivers Water on Soil Contamination and Heavy Metal Accumulation in Rice Crop
I. Kocaman, F. Konukcu, A. Istanbulluoglu and S. Albut
The Effect of Water Deficit and Interspecific Competition on Selected Physiological Parameters of Spring Barley and Italian Ryegrass
M. Jastrz ębska, M. K. Kostrzewska, M. Wanic and K. Treder
Flora and Vegetation of the Natural Phenomenon "Karst Spring Zlatna Panega"
D. Dimitrov and V. Vutov
Study the Effect of Methanol Foliage Spraying on Chickpea Cultivars in Rainfed Condition
M. Sh. Yakhchali, B. Pasari and A. Rokhzadi
Plant Sciences
Influence of Nutritive Media and Low Temperatures on Broomrape Seed Germination
St. Masirevic, S. Medic-Pap, B. Konstantinovic and A. Terzic
Performance of Bt Cotton Varieties under Khanewal Conditions
M. Luqman, G. M. Shah, A. S. Raza, N. Shahid and M. Hassan
The Change of Some Physicochemical Properties Depending on the Sowing Times in Local Pea Genotypes
R. Karayel and H. Bozoglu
Tomato Reaction on Excessive Manganese Nutrition
T. Kleiber and M. Grajek
Peronospora tabacina A. the Causing Agent of Blue Mold Disease on Tobacco
V. Krsteska, V. Dimeska, S. Stojkov and P. Stojanoski
Evaluation of Genotype X Environment Interaction for Grain Yield in Durum Wheat Using Non-Parametric Stability Statistics
Y. Kaya and M. Turkoz
Study on the Elemental Composition of Clinopodium vulgare L. - Medicinal Plant, Collected from Different Regions of Bulgaria
K. Bardarov, V. Mihaylova and R. Djingova
Vegetative and Yield Potential of Cultivars and Selection of Raspberry Cultivated in Conditions of West Serbia
A. Leposavi ć, D. Durovi ć, Z. Keserovi ć and D. Jevremovi ć
Anatomy, Elemental and Chemical Compositions of Seeds of Some Species of the Walnut Juglans L.
V. N. Sorokopudov, V. N., Thi Chuc Nguyen and S. N. Shlapаkova
Nutrient Levels in a Productive Cycle of Hydroponic Tomato Crop
B. Herrero, M. E. Bláquez and M. D. Cristóbal
Food Science and Technologies
Myrtus Communis L. Leaves and Teas as Potential Antioxidants and Protectors against in vitro Ldl-Oxidation
H. K. Yildirim, Y. Akcay, S. K. Ucar, M. Coker and E. Sozmen
Prolongation of the Storage and Quality Preservation of Potato Semi-Finished Foods by Specific Technological Treatment
D. Miteva, K. Dimov, I. Nacheva, Y. Todorov, M. Doneva, P. Metodieva and Tsv. Tsvetkov
Influence of Storage Conditions on Changes in Physical Parameters and Chemical Composition of Highbush Blueberry (Vaccinium corymbosum L.) Fruit during Storage
I. Ochmian, K. Kozos and K. Mijowska
Animal Science
Investigation on Production Traits of Broiler Chicken Hybrid Combinations
N. Mincheva, M. Oblakova, M. Lalev and P. Hristakieva
Comparison on the Response of Ewes to the "Ram Effect" in Seven Bulgarian Breeds
K. Nedelkov, N. Todorov, D. Girginov and М. Simeonov
Comparative Evaluation of Two Different Ration Types for Growing Rabbits
D. Ribikauskiene, V. Macijauskiene, A. Jeresiunas, V. Ribikauskas and I. Stuoge
Comparison of Different Dietary Protein Sources for Dairy Cows
E. Yildiz, N. Todorov and K. Nedelkov
Veterinary Medicine
The Role of Antioxidants and Biologically Active Substances on the Motility and Speed Parameters of Buffalo Bull Spermatozoa after Cryopreservation
I. Kirilova, M. Ivanova-Kicheva, D. Daskalova, D. Gradinarska, A. Kukov, P. Dimitrov and E. Hristova
Influence of the Ferrous Methionate and Ferrous Sulphate on Some Productive Indices in Broiler Chickens
Arnaudova-Matey, Z. Shindarska, T. Yankovska, T. Kirilova, D. Dimitrova, V. Dilova, T. Todorov, S. Ivanova and T. Mehmedov
Agricultural Technique
Grain Sample Quality Assessment Fusing the Results from Color Image and Spectra Analyses
M. I. Mladenov, M. P. Dejanov and R. Tsenkova
Test Results for Machine and Human Hours Spent Producing Different Grape Varieties
R. Kukutanov, I. Canev, D. Spasova and Z. Davcev