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Bulgarian Journal of Agricultural Science (BJAS)® is a peer-reviewed, open access, online and print journal, issued bimonthly. It has been published in English since 1995. It publishes original research papers, review articles and brief communications from all areas of agricultural science including agricultural economics, agroecology, agrochemisty and soil science, crop science, plant protection, animal science, veterinary medicine, fisheries and aquaculture, agricultural engineering, food technologies and other related areas.

ISSN 1310-0351 - print
ISSN 2534-983X - online

Publisher: Agricultural Academy of Bulgaria
Editor-in-Chief: Prof. Dr. Martin Banov
Executive editor: Snezhana Besarabova
E-mail: bjas_sb@abv.bg
Web: www.agrojournal.org

Bulgarian Journal of Agricultural Science
125, Tzarigradsko shosse Blvd., Block 1
1113 Sofia, Bulgaria

Print preparation: Ivo Nikov
Printing:BPS Ltd

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Note to contributors

Volume 27 Number 1 February 2021


Consumers’ concern on food safety for domestic fresh tomato and its socio-economic factors in Albania-a multinomial regression approach

Myslym Osmani, Mira Andoni and Arben Kambo

The Common Agricultural Policy promotes a US-like development of the European agriculture

Michael Glowinkel, Marian Mocan and Manfred Külkens

A simple procedure to reduce production risk in vegetables double cropping: An evidence from Jourdan

Bassam Aldeseit and Ali Al-Sharafat

Ecological and economic problems of fertilizers application in crop production

Sergey Berezuk, Natalia Pryshliak and Ivan Zubar

Land use management and carrying capacity of Bangsri Micro Watershed, East Java, Indonesia: A baseline study

Rini Dwiastuti, Nuri Nurlaila Setiawan, Anisa Aprilia, Fitrotul Laili and Putri Budi


Autoregressive approach for exploring the gross value added in agriculture and the number of agricultural holdings in Bulgaria

Tsvetana Harizanova – Metodieva and Hristina Harizanova – Bartos

Assessing effective factors for export of Iranian dates to European Union using a gravity model

Mohammad Ghorbani, Suren Kulshreshtha and Milad Aminizadeh

Governance transformation of the Bulgarian cooperative movement: values, principles, practices and members’ satisfaction

Angel Sarov


Environmental sustainability of Bulgarian agriculture

Dilyana Mitova

Features of adaptation of varieties and selected forms of different types of red currants to damaging abiotic factors

Olga Panfilova, Sergey Knyazev, Olga Golyaeva, Mikhail Tsoy and Olga Kalinina

System approach to organic producers’ marketing activities based on the sustainable development concept

Roman Bezus and Lilia Golovko


Correlation and regression relationships between quantity and quality indicators of forage of Lotus corniculatus L. and Festuca rubra L., treated by bio-fertilizers

Tatyana Bozhanska


Influence of plantation age and density on Cornel-Tree yields

Argir Zhivondov, Neli Keranova and Svetla Pandova

Chemical and technological characteristics of large leaf tobacco Virginia 0842

Maria Kasheva, HristoBozukov and Yovcho Kochev

Comparison of changes in structural carbohydrates and enzyme digest­ibility during vegetation in permanent and temporary grazing pastures

Ina Stoycheva and Viliana Vasileva


Population structure and diversity analysis of Indica and Japonica rice genotypes

Anirban Nath, Disharee Nath and Tapash Dasgupta

DNA fingerprinting and molecular characterization of mango (Mangifera spp.) cultivars in Vietnam using ITS DNA barcode

Viet The Ho, Ngan Tram Tu and Thi An Nguyen


First report of Fusarium Oxysporum Schlecht. emend. Snyder and Hansen causing wilt of lettuce in Bulgaria. Short Communicattion

Ivo T. Yanashkov and Tzenko D. Vatchev

An overview of the diversity of pathogens causing bacterial spot on tomato and pepper in Bulgaria

Nevena Bogatzevska, Taca Vancheva-Ebben, Katya Vasileva, Yoana Kizheva and Penka Moncheva

State of the art on southern corn leaf blight disease incited by Cochliobolus heterostrophus: detection, pathogenic variability and novel control measures

Abdulaziz Bashir Kutawa, Khairulmazmi Ahmad, Asgar Ali, Mohd Zobir Hussein, Mohd Aswad Abdul Wahab and Kamaruzaman Sijam

Cotton bollworm (Helicoverpa armigera Hübner) – a key pest on sweet corn

Nedyalka Palagacheva and Atanas Sevov


Growth indicators and structure of headed cabbage production depending on the fertilization applied

Ivanka G. Mitova and Nikolai S. Dinev

Morpho-physiological responses of maize hybrids as a function prohexadione calcium doses applied in the vegetative phase

João Francisco Costa Carneiro Junior, Clovis Arruda Souza, Magaiver Gindri Pinheiro, Elijanara Raissa Silva and Ana Larissa Pinto da Silva

Lixisols and Acrisols on the territory of Strandzha Mountain

Ludmila Malinova, Kameliya Petrova and Bilyana Grigorova-Pesheva

Mapping analysis of the wetland loss in Loukkos (Morocco) under agricultural managements

Said El Falah, Mohamed Dakki and Ismail Mansouri


Effects of dietary marine microalgae Schizochytrium limacinum on natural humoral immunity of broiler chickens

Lilyan Sotirov, Stefan Denev, Sachka Chobanova, Nadya Bozakova, Кatya Velichkova, Toncho Dinev and Tsvetoslav Koinarski

Economic efficiency of rearing Karakachan sheep in the mountain re­gions of Bulgaria

Stanimira Slavova, Staika Laleva, Yovka Popova and Tsonka Odzhakova

Adaptation mechanisms of the pancreas enzyme system of calves after the introduction of ultrafine chromium particles into the ration

Svyatoslav V. Lebedev, Olga V. Kvan, Irina A. Gavrish, Elena V. Sheida and Ilmira Z. Gubaidullina


Valorization of waste by-products of rose oil production as feedstuff phytonutrients

Stefan Dragoev, Dessislava Vlahova-Vangelova, Dessislav Balev, Dimitar Bozhilov and Soleya Dagnon

Rheological and structural properties of tomato ketchup as affected by the addition of native and modified starches

Mina Dzhivoderova-Zarcheva, Kremena Nikovska and Kamelia Dimova

Antimicrobial activity of methanolic and ethanolic crude extracts of carp, peel and seed of Punica granatum L.

Emad I. Hussein, Wesam Al Khateeb, Mutaz A. Abd Al-Razaq, Jacob H. Jacob, Khalaf Alhussaen and Abdul-Salam F. Juhmani