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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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Volume 27 Number 4 August 2021


The role of CAP subsidies in reducing socio-economic marginalisation in Romanian rural areas

Nicola Galluzzo

Survey of German farmers towards the impact of the Common Agricultural Policy on their businesses

Michael Glowinkel, Marian Mocan and Manfred Külkens


A SWOT analysis of groundnut farm households: Evidence from Mirzapur District in India

Mosab I. Tabash, Pawan Kumar Singh, Rajiv Kumar Bhatt and Alok Kumar Pandey


Combined use of probiotics and other active ingredients in broiler production during free antibiotic period – an update review

Sugiharto Sugiharto


Fertilizing dosage on three patchouli varieties (Pogostemon cablin Benth.) to reduce the effects of drought stress

Nasruddin, Erwin Masrul Harahap, Chairani Hanum and Luthfi Aziz Mahmud Siregar


In vitro effect of plant extracts and exudates on mycelium growth of fungal plant pathogens

Slavtcho Slavov, Petar Yordanov and Milena Nikolova

Phytopathological assessment of reaction of genotypes from variety group burley tobacco to economically important viral diseases

Yonko Yonchev and Yovko Dyulgerski

Epicoccum nigrum – isolation, characterization and potential for biological control of Botrytis cinerea

Petya K. Christova and Slavtcho B. Slavov


Evaluation of the effect of electromagnetic treatment on the sowing qualities of triticale seeds

Kiril Sirakov, José Álvarez and Angelina Muhova


Assessment of soil water repellency in reclaimed soils under different land use

Plamen Ivanov, Irena Atanassova, Toma Shishkov, Emil Dimitrov, Martin Banov and Ivaylo Kirilov

Microbiome status and determinants in soils from the region of Maritsa-Iztok coal mine (Bulgaria)
I. Natural soils – Smolnitsas (Pellic Vertisols)

Venera Tsolova, Kostadinka Nedyalkova, Victor Kolchakov and Plamen Tomov

Microbiome status and determinants in soils from the region of Maritsa-Iztok coal mine (Bulgaria).
II. Spolic Technosols

Venera Tsolova, Kostadinka Nedyalkovа, Plamen Tomov and Victor Kolchakov

Evaluation of the effect of N-fertilization levels on teff (Eragrostis tef) yields expressed with nitrogen indices

Ioanna Kakabouki, Antigolena Folina, Stella Karydogianni, Charikleia Zisi and Panagiota Papastylianou

The yield of spring bird rape (Brassica campestris L.) varieties according to the level of mineral nutrition

Viliana Vasileva, Ekaterina Lupova and Dmitry Vinogradov

Effects of different doses of plant mega minerals applied to different forage crops mixtures on dry grass crops and some quality criteria

Ayse Calik

Leaching of chemical elements under some anthropogenic impacts on Fluvisols

Tsetska Simeonova, Maya Benkova, Lyuba Nenova and Irena Atanassova

Content of natural and technogenic radionuclides in Bulgarian soils

Radoslava Lazarova


Replacement of soybean meal by Moringa oleifera leaf meal in broiler diet

Tu Quang Hien, Hoang Thi Hong Nhung, Tu Quang Trung and Mai Anh Khoa

Hematologic responses to shearing stress in pregnant Ile de France ewes with low and high basal hematocrit levels

Penka Moneva, Marina Tsaneva, Nikola Metodiev, Ivan Yanchev and Dimitar Gudev


On the subcritical extraction of Rosa damascena Mill.

Ana Dobreva, Ivayla Dincheva and Nenko Nenov

Alternative technology for beef meat shelf life

Pepa Nacaridou, Daniela Miteva and Silviya Ivanova

Physicochemical grain properties of the weedy rice complex in North Macedonia

Trajche Dimitrovski, Natasha Gjorgovska, Vesna Levkov, Danica Andreevskаand Dobre Andov

Preliminary studies on fatty acid composition of buffalo milk

Yordanka Ilieva Pencho Penchev, Silviya Ivanova, Daniela Miteva


Method for measuring the energy consumption for dynamic tearing off the peanut gynophores

Stoyan Ishpekov, Nayden Naydenov and Rangel Zaykov