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           ISSN: 1313 – 8820 (print)
           ISSN: 1314 – 412X (online)

Indexing: AGRIS (FAO), CABI, EBSCO-host, ROAD and DOAJ

 

Editor-in-Chief:

Prof. Ivaylo Sirakov

About the journal

Agricultural Science and Technology /AST/ was founded in 2009 by Faculty of Agriculture, Trakia University, Stara Zagora, Bulgaria.
It’s is published in English in one volume of 4 issues per year, as a printed journal and in electronic form.

All issues in 2022 are published with the financial support by Contract No. К P-06 NP3/24 from 15.11.2021, financed by Bulgaria National Science Fund (BNSF), grant "Bulgarian scientific periodicals".

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NEW Articles

  • Bioagents of the Chrysopidae (Neuroptera) feeding on Myzus persicae Sulzer (Hemiptera; Aphididae) in a crop of oriental tobacco
    Zh. Radev* Tobacco and tobacco products institute, 4108 Markovo, Agricultural Academy, Bulgaria (Manuscript received 27 April 2022; accepted for publication 23 August 2022) Abstract. This study was conducted with the aim to establish the bioagents of the Chrysopidae (Neuroptera) family feeding on green peach aphid Myzus persicae Sulzer (Hemiptera; Aphididae) in an oriental tobacco crop. The results showed low multiplication density of the […]
  • Investigation on the efficacy of a utility model „Remote piston injector for veterinary use“
    R. Mihaylov1, D. Kanakov2, S. Krastev3, Z. Zheleva4 1Department of Morphology, Physiology and Nutrition of animals, Faculty of Agriculture, Trakia University, 6000 Stara Zagora, Bulgaria, 2Department of Internal Diseases, Faculty of Veterinary Medicine, Trakia University, 6000 Stara Zagora, Bulgaria 3Department of Veterinary Surgery, Faculty of Veterinary Medicine, Trakia University, 6000 Stara Zagora, Bulgaria 4Department of Press Journalism […]
  • Beef farming: farmers’ strategies in the Grand Cheliff plains of Algeria
    M. Sadoud1*, J.F. Hocquette2 1Hassiba Benbouali Chlef University, Faculty of Science, Nature and Life, Department of Biology, (02000), Chlef, Algeria 2INRAE, Clermont Auvergne University, Vetagro Sup, UMR1213, Herbivore Research Unit, Theix 63122 Saint-Genès-Champanelle, France (Manuscript received 26 July 2022; accepted for publication 3 September 2022) Abstract. Beef production is an important activity in Algeria, mainly located in the coastal […]
  • Occurrence of parasites, length-weight relationship and condition factor of Sarotherodon melanotheron (Ruppel, 1852) in Ilaje Local Government Area of Ondo State, Nigeria
    Amulejoye F.D.*, Ajibare A.O.1, Arosoye A.S.2, Adegeye A.T.1 1Department of Fisheries and Aquaculture Technology, Olusegun Agagu University of Science and Technology Okitipupa, Nigeria 2Department of Biological Sciences, Olusegun Agagu University of Science and Technology Okitipupa, Nigeria (Manuscript received 17 February 2022; accepted for publication 29 August 2022) Abstract. Fish parasites immensely affect fish production given their […]
  • Comparative efficacy of two plant extracts and cypermethrin against field insect pests of Amaranthus hybridus L.
    J.A. Ugwu1*, V.C. Umeh2, K.T. Kareem3 1Federal College of Forestry Ibadan, Forestry Research Institute of Nigeria, P.M.B.5087, Jericho Hills, Ibadan, Oyo State, Nigeria 2National Horticultural Research Institute. P.M.B. 5432, Idi-Ishin, Jericho Reservation Area, Ibadan, Nigeria 3Institute of Agricultural Research and Training, Obafemi Awolowo University, Ile ife P.M.B 5029 Moor Plantation Ibadan (Manuscript received 8 March 2022; accepted for […]
  • Structure of phytoplankton communities in Kaliakra protected area, summer 2020 – 2021
    D. Klisarova1,2, D. Gerdzhikov1* 1Institute of Fish Resources, Agricultural Academy, Varna, 9000, POBox 72, Primorski 4 2Medical University – Pleven, 5800, Saint Kliment Ohridski Street, 1 (Manuscript received 18 July 2022; accepted for publication 15 August 2022) Abstract. Marine protected area (MPA) Kaliakra is an object of interest owning to its geographic location, the peculiarity of the hydrodynamic processes and the influence of the […]
  • Efficacy of herbicides, herbicide combinations and herbicide tank mixtures on lentil (Lens culinaris Medik.)
    G. Delchev* Department of Plant Production, Faculty of Agriculture, Trakia University, Stara Zagora, Bulgaria (Manuscript received 13 June; accepted for publication 01 September 2022) Abstract. The research was conducted during 2019 – 2022 on pellic vertisol soil type. Under investigation was lentil cultivar Ilina (Lens culinaris Medik.). A total of 23 variants were investigated: untreated control, 8 herbicides – Pendistar 40 SC […]
  • Lactobacillus acidophilus and Lactobacillus cereus-containing products do reduce soybean antinutritional factors
    M.J. Madibana1*, C.H. Fouché1, J.J. Davids2, S.T. Mthembu2, M.H. Motubatse2, Z. Poni2, E.A. Thomas2, O. Nyengule2, R.L. Nemakhavhani2 1Department of Forestry, Fisheries and the Environment, Martin Hammerschlag way, Foreshore, Cape Town, 8001 2Department of Conservation and Marine Sciences, Cape Peninsula University of Technology, P.O. Box 652, Cape Town 8000, South Africa (Manuscript received 9 July; accepted for publication 22 August 2022) […]
  • Evaluation of grain yield performance of seven (Triticum durum Desf.) genotypes grown under semi-arid conditions during two crop seasons in the eastern of Algeria
    B. Frih1*, A. Oulmi1, A. Guendouz2, S. Benkadja3 1Department of Biology and Plant ecology, VRBN Laboratory, Farhat Abbas Sétif University 2National Institute of Agronomic Research of Algeria (INRAA), Sétif Unit 3Department of Biology and Plant ecology, VRBN Laboratory, Farhat Abbas Sétif University (Manuscript received 2 June 2022; accepted for publication 31 August 2022) Abstract. The aim of this study was to test the adaptability of seven […]
  • Comparison of statistical parameters for estimating the yield and stability of winter common wheat
    N. Tsenov1*, T. Gubatov1, I. Yanchev2 1Department of Wheat Breeding and Technology, Agronom Breeding Company, 9300 Dobrich, Bulgaria 2Department of Plant Science, Faculty of Agronomy, Agricultural University, 4000 Plovdiv, Bulgaria (Manuscript received 3 February 2022; accepted for publication 19 August 2022) Abstract. Data from different multi-environmental trails (MET) were analysed, including different number of varieties, number of locations […]
  • Bio-economic models for deriving economic values for sheep: a review
    S. Slavova* Agricultural Institute, Radnevo road, 6000 Stara Zagora, Bulgaria (Manuscript received 11 July; accepted for publication 01 September 2022) Abstract. Selection is an important part of animal breeding and is usually performed on the basis of a set of traits, each of them characterized by its BV (breeding value) and EV (economic value). Different approaches have been used in recent years for the calculation of the economic values of […]
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Tomato leaf miner, Tuta absoluta (Povolny) (Lepidoptera: gelechiidae) – first record in Bulgaria

Correlation between grain yield and yield components in winter barley varieties

Fibromelanosis in domestic chickens

Fatty acid composition of common carp, rainbow trout and grey mullet fish species

Influence of genotype and environments on quality of winter wheat varieties in Northern Bulgaria

Functional properties of maltitol

Grouping of determinate local tomato varieties on the basis of cluster analysis

Grain combines productivity according to various unloading methods – in the field and at the edge of the field

Genotype x Environment Interaction and Stability Analysis of Some Narbonne Vetch (Vicia narbonensis L.) Genotypes

Near Infrared Spectroscopy and aquaphotomics for monitoring changes during yellow cheese ripening

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