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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: Vania Draganova
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 29 Number 2 April 2023

Agricultural Economics and Management

Willingness to adopt and disseminate projects related to the “twin transition” on an area. The farmer’s perspective

M. Lanfranchi, C. Giannetto, V. Dimitrova and A. De Pascale

Perspectives of agricultural cooperatives re-development after Covid 19 pandemic in Slovakia

Denisa Gajdová

Sustainable agricultural policy strategy through increasing food crop productivity in Indonesia

Hary Satrya Wanto

Economy and diversity of aquaculture production in Bulgaria: status and trends

Eliza Uzunova, Javor Markov, Angelina Ivanova, Stanka Delcheva and Tania Hubenova

Production efficiency estimation of Kosovo beef fattening farms

Arben Musliu, Behlul Behluli, Blenda Fazliu, Yllka Dibrani, Shpend Kokolli and Leonart Gashi

The Bulgarian model of land ownership: the “white plot” phenomenon

Angel Sarov and Diana Kopeva


Using phytoplankton as a tool for evaluating changes in the ecological status of two Bulgarian reservoirs (2020–2021)

Kostadin Dochin

Agrochemisty and Soil Science

Factors controlling water-stable macroaggregation of Kastanozems exposed to water erosion

Gergana Kuncheva, Milena Kercheva, Evgeni Enchev, Tsvetina Paparkova and Viktor Kolchakov

Plant Science

Use of the preparation based on solanum nigrum as a potato yield stimulator

I. Аnikina and K. Issayeva

Nitrogen use efficiency and yield of broccoli crop fertilized with compost and synthetic fertilizer in arid region of Morocco

Kaoutar Aouass and Lahcen Kenny

Composition of gluten proteins of hexaploid triticale varieties from different origin

Sonya Doneva, Hristo Stoyanov and Nikolay Neykov

Influence of economically important diseases and pests on the yield of pepper varieties and breeding lines (Capsicum annuum L.) grown in organic conditions

Penka Filyova, Vinelina Yankova and Velichka Todorova

Agronomic response of maize hybrids to foliar fertilization with nanosized zinc hydroxy nitrate

E. Kolentsova, A. Mitkov, N. Nguyen, T. Tonev, K. Ivanov

Influence of irrigation in different phenophases on the chemical composition of soybean grains

Mariya Sabeva, Alexander Matev, Katya Uzundzhalieva, Stanislav Stamatov, Zlatina Ur, Bilyana Harizanova-Petrova, Radost Petrova and Nikolay Minev

Fatty acids composition and physical characteristics of chickpea seeds

Liana Relina, Oleh Suprun, Liubov Kobyzeva, Olha Vazhenina, Valeriia Kolomatska, Olha Bezuhla, Nina Ilchenko and Liudmyla Vecherska

Plant Genetics

Dwarfing gene Rht4 and its effects on key agronomic and coleoptile traits in bread wheat

Cigdem Cicek Bulguroglu, Fatma Aykut Tonk, Deniz Istipliler and Muzaffer Tosun

Morpho-agronomic assessment of genetic diversity among rye accessions using multivariate analyses

G. Desheva and E. Valchinova

Plant Protection

Study on the chemical composition of alfalfa varieties attacked by Uromyces striatus Schroter

Iliana Ivanova, Diana Marinova, Daniela Kertikova and Anna Ilieva

Animal Science

Effect of birth type on slaughter characteristics of Ile-de-France lambs

Evgeniya Achkakanova and Ivan G. Penchev

Partial replacement of maize by root and leaf meal of cassava in diets of laying hens

Tran Thi Hoan and Tu Quang Hien

Animal Genetics

Genetic markers associated to improving prolificacy of sheep. A review

Radena Nenova, Ivona Dimitrova, Nevyana Stancheva, Milena Bozhilova-Sakova, Todor Tzonev and Tanya Minkova

Genetic variability in myostatin (MSTN) and ryanodine (RYR1) receptor genes in crossbred pigs Youna x Pietrain

Radostina Stoykova-Grigorova, Katerina Stefanova and Milena Bozhilova-Sakova

A new approach for processing and use of sunflower meal

Krum V. Nedelkov

Food Science and Technologies

Influence of the breed on the physicochemical characteristics, fatty acid composition of sheep’s milk and consumption of biologically active and trans fatty acids in the Rhodopes

Tsonka Odzhakova and Silviya Ivanova