Manuscript submission

The manuscript file should be uploaded as editable text in an MS Word (.doc, .docx) format. Additionally, figures should be uploaded also in separate files as BMP, JPG, TIFF; (minimum 300 dpi). The following types of manuscripts are accepted: short research notes (4 pages max.), research articles (4-10 pages) and review papers (10-15 pages). The manuscripts must be written in English. All parts of the manuscript should be type-written (Times New Roman,  font size 12), double-spaced with margins of 2.5 cm. Pages should be numbered consecutively throughout the manuscript.



Manuscript organization

Title: Provide a title that is concise, but also an informative synthesis of the study.
Author(s): Full first name(s), middle initials and surname(s) in bold italic.

Affiliation(s) with а postal address: As complete as possible. The affiliation should be given in the following order – University (Institute), Faculty, Department, postal address, city, COUNTRY (in capital letters). The E-mail address is given only for the corresponding author!

Abstract: Maximum length 250 words. The abstract should state briefly the objective of the research, the primary results and major conclusions, with no description of methods, discussions, references and abbreviations.
Keywords: Usually 3–5 words suitable for the information-retrieval system.

The Introduction: it should give the reasons for the need of the research performed against the background of the latest literature references on the subject and outline the specific experimental hypothesis and scientific objectives.
Materials and Methods: these are described or quoted clearly.

The Results: this section should summarize the original outcomes from the research which present considerable contribution to scientific advance. The detailed description of the initial and statistically unprocessed data should be avoided.

The Discussion section should be separated from the results section at full-length papers and should deal with the significance of the results and their relationship to the aims of the paper.

The Conclusions should shortly describe the main contributions and recommendations of the study without including citations and statistics.

Acknowledgments should include all sources of institutional, private and corporate funding of the work. Any potential conflicts of interest should be noted.

Tables: Each table should have an explanatory caption, which should be as concise as possible. Each table must be referred to in the text as, e.g., Table 1 or (Table 1). The tables must not repeat information already presented in the figures or in the text.

Figures: They must not repeat information already presented in the tables or in the text. They should conform to the size of the type area (up to 16 × 24 cm) which is the limit for all illustrations. All illustrations must be 300 dpi or 600 dpi. The following formats are acceptable: JPEG, PNG, TIFF, EPS. Figure files should not exceed 10 MB (the average size is about 2 MB). The figures must be numbered consecutively and should be provided with an explanatory legend below them.

Fig. 1. Distribution and infestation of Myzus persicae on peach in Bulgaria during 2013/2017.
All tables and figures must be referred to in the text!


“Agricultural Sciences” adopts the APA (American Psychological Association) bibliographic style (7th edition – 2020).

For example:
Hamilton, A., & McBrayer, J. (2020). Do Plants Feel Pain? Disputation: International Journal of Philosophy, 12(56), 71–98.
Cotado, A., & Munné-Bosch, S. (2020). Plasticity in the growth habit prolongs survival at no physiological cost in a monocarpic perennial at high altitudes. Annals of Botany, 125(3), 413–421.

1. In-Text Citation

These citations include the surname of the author and the date of publication only.
For example: (Hamilton, 2020).

In the case of two authors:
For example: (Hamilton & McBrayer, 2020).

In the case of three or more authors add „et al.“ after the first author’s surname.
For example: (Hamilton et al., 2020).

In case the author of the cited source is unknown, the first few words of the reference should be used. This is usually the title of the source. If this is the title of a book, periodical, brochure or report, is should be italicised.
For example: (Annals of Botany, 2020).

If this is the title of an article, chapter or web page, it should be in quotation marks.
For example: (“Do Plants Feel Pain ”, 2020).

Citing authors with multiple works from one year:

For example: (Hamilton, 2020a) Or (Hamilton, 2020b).

Citing multiple works in one parenthesis:

(Hamilton, 2013, 2017, 2020).
(Cotado, 2017; Hamilton & McBrayer 2020; Munné-Bosch, 2015, 2020a, 2020b; Vasilev et al., 2020).

Citing a group or an organization: (National Agricultural Workers Survey, 2020).

2. Citing a journal article in print

Lulcheva, Ivanka (2016). Service quality in four-star hotels in Bulgaria – evaluation, analysis and trends. Agricultural Sciences, 8 (20), 207-211.

3. Citing an online journal article

Hamilton, A., & McBrayer, J. (2020). Do Plants Feel Pain? Disputation: International Journal of Philosophy12(56), 71–98.

DOIs are formatted the same as URLs.

In case, if there is no DOI number assigned and the reference was retrieved online, you can use the URL of the journal homepage:
Cotado, A., & Munné-Bosch, S. (2020). Plasticity in the growth habit prolongs survival at no physiological cost in a monocarpic perennial at high altitudes. Annals of Botany125(3), 413–421.

4. Citing a book in print

Ebbels, David L. (2003). Principles of Plant Health and Quarantine.  CABI Publishing.

5. Citing an e-book

Brück, M. (2009). Women in early British and Irish astronomy: Stars and satellites. Springer Nature. https:/

6. E-book without known author:

Techniques for work with plant and soil nematodes. (2021). Retrieved from

7. Proceeding:

Papafilippaki, A., Velegraki, D., Vlachaki, C., & Stavroulakis, G. (2008). Levels of heavy metals and bioavailability in soils from the Heraklion-Crete industrial area, Greece. In Proceedings of the “Protection and Restoration of the Environment IX”. (pp. 979-985). Kefalonia, Greece. Retrieved from:

8. A book chapter:

Compant, S. & Vacher, C. (2019). Sources, niches and routes of colonization by beneficial bacterial endophytes. In: Shouten, A. (Ed.). Endophyte biotechnology: potential for agriculture and pharmacology. (pp. 32-41). CABI Publishing.

9. Website:

Quick Answers—References”. (2021). Retrieved from

10. Transliteration:

The Streamlined System is the official transliteration system in Bulgaria, adopted by the Transliteration Law (2009/2019).
In transliteration, letters are replaced as following:

А – A,   Б – B,   В – V,   Г – G,   Д – D,   Е – E,   Ж – Zh,   З – Z,   И – I,   Й – Y,

К – K,   Л – L,   М – M,   Н – N,   О – O,   П – P,   Р – R,   С – S,   Т – T,   У – U,

Ф – F,   Х – H,   Ц – Ts,   Ч – Ch,   Ш – Sh,   Щ – Sht,   Ъ – A,   Ь – Y,   Ю – Yu,   Я – Ya

The titles of the transliterated documents should be translated into English.


Bozhanova, V., Dechev, D., & Todorovska, E. (2009). Izpolzvane na genotipnite razlichiya v sposobnostta za osmoregulaciya v selekciyata po suhoustoichivost [Use of genotypic differences in the ability to osmoregulate in drought resistance selection.]. Field Crops Studies, 5, 21-32.

Valchev, D., Valcheva, D., & Georgiev, G. I. (2005). Kombinativna sposobnost na sortove pivovaren echemik po priznaka sadarzhanie na voda v listata na rasteniyata [Combinatorial ability of brewing barley varieties on the basis of water content in the leaves of plants]. In: Balkanska nauchna konferenziya, Karnobat [Balkan Scientific Conference, Karnobat], 1, (pp.169-173).

Otchet za deynostta na rakovodstvoto na Agrarniya universitet prez perioda noemvri 1999 – noemvri 2003 g. [Report on the activity of the management of the Agricultural University during the period November 1999 – November 2003] (2003). Plovdiv: Akad. izd. na AU.