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".

Learn more

NEW Articles

  • Socio-economic analysis of vegetable seed production in Nepal
    B. Aryal1*, S. Neupane1, B. Pandey2, S. Shah2, A.Tiwari3 1Institute of Agriculture and Animal Science, Tribhuvan University, Kirtipur, Nepal 2Institute of Agriculture and Animal Science, Campus of Live Sciences, Dang, Nepal 3Ministry of Land Management, Agriculture and Co-operative, Province 5, Nepal (Manuscript received 19 May 2021; accepted for publication 20 March 2022) Abstract. A survey was conducted at Musikot, Western Rukum, Nepal in 2019 […]
  • Supply chain analysis of Large Cardamom in Eastern Nepal
    Keshav Prasad Shrestha1*, Punya Prasad Regmi2, Krishna Prasad Pant3, Gopal Bahadur KC4, Yama Raj Pandey5 1PhD Scholar, Tribhuvan University, Kathmandu, Nepal 2Major advisor of the Advisory Committee, Vice Chancellor, Agriculture and Forestry University, Nepal 3Member of Advisory Committee/Faculty, School of Arts, Kathmandu University, Kathmandu, Nepal 4Member of Advisory Committee/Professor, Tribhuvan University, Kathmandu, Nepal 5Member of […]
  • Influence of some herbicides and herbicide combinations on the elements of yield and some quality indicators of winter barley (Hordeum vulgare L.) variety Obzor
    M. Georgiev* Department of Crop Science, Faculty of Agriculture, Trakia University, 6000 Stara Zagora, Bulgaria (Manuscript received 14 October 2021; accepted for publication 16 January 2022) Abstract. In order to determine the impact of some herbicides and herbicide combinations on elements of yield in winter barley a field experiment was carried out under the block method, in 12 variants and 4 replicates using the herbicides: Granstar 75 DF, […]
  • Canopy temperature and chlorophyll content as plant traits indicators for durum wheat (Triticum durum Desf. ) superior lines selection under semi-arid conditions
    A.Oulmi1, 2, M.R. Aissaoui1, 2* 1Department of Biology and Plants Ecology, Faculty of Life and Nature Sciences, Ferhat ABBAS University, Sétif-1, 19000 Setif, Algeria 2Natural Biological Resources Valorization Laboratory, Ferhat ABBAS University, Setif-1, 19000 Setif, Algeria (Manuscript received 6 January 2022; accepted for publication 30 May 2022) Abstract. The present study was carried out at the experimental site of the Agricultural Research […]
  • Preference of rice farmers’ coping strategies to environmental hazards in Kwara State, Nigeria
    A.O. Kayode *, A.O. Awoyemi, O.A. Alabi Department of Agricultural Extension and Rural Development, University of Ilorin, PMB 1515 Ilorin, Nigeria (Manuscript received 9 November 2021; accepted for publication 20 May 2022) Abstract. Climate change has resulted in challenging environmental issues, which have become a major global concern. Farmers therefore employ several methods which are adaptable to environmental hazards. The study assessed […]
  • Morphological study on hairs from mammalian predators in Bulgaria
    R. Mihaylov1*, K. Kirilov2 1Department of Morphology, Phisiology and Nutrition of animals, Faculty of Agriculture, Trakia University, 6000 Stara Zagora, Bulgaria 2Department of Animal production – Non-ruminants and other animals, Faculty of Agriculture, Trakia University, 6000 Stara Zagora, Bulgaria (Manuscript received 2 March 2022; accepted for publication 3 May 2022) Abstract. The morphological characteristics of the hairs can be used […]
  • Characteristics of some chitin body parts in worker bees (Apis mellifera L.) from hygienic and non-hygienic bee colonies
    S. Lazarov* Department of Animal husbandry–Non Ruminants and other Animals, Faculty of Agriculture, Trakia University, 6000 Stara Zagora, Bulgaria (Manuscript received 17 February 2022; accepted for publication 19 May 2022) Abstract. In the conducted study the level of manifestation of hygienic behavior of 25 bee colonies was tested from the honey bee (Apis mellifera L.) in Bulgaria. During the testing the method used for killing the brood was […]
  • Assessment of the impact of the costs of building the floor profile on the technological flexibility of four-row buildings for free-box breeding of cows
    V. Dimova* Department of Agrarian Engineering, Faculty of Agriculture, Trakia University, 6000 Stara Zagora, Bulgaria (Manuscript received 18 March 2022; accepted for publication 20 May 2022) Abstract. A total of 20 popular technical and technological schemes of semi-open four-row buildings for dairy cows with widths in the range 20.60-31.00 m have been analyzed. The options have been grouped according to the internal distribution of the […]
  • Monitoring the productivity of Trichoderma viride strain in submerged cultivation
    O. Georgieva*, N. Karadzhova Maritsa Vegetable Crops Research Institute (MVCRI), 32 Brezovsko shosse, 4003 Plovdiv, Bulgaria (Manuscript received 19 July 2021; accepted for publication 14 April 2022) Abstract. The influence of the nutrient medium, the amount of inoculate and the initial acidity on the accumulation of the biomass of the antagonistic fungus Trihoderma viride during submerged cultivation was studied. As a result of the conducted […]
  • Effect of the depth of pre-sowing tillage on the yield of wheat grown by conventional technology
    G. Hristova*, P. Veleva Department of Agricultural Engineering, Faculty of Agriculture, Trakia University, 6000 Stara Zagora, Bulgaria (Manuscript received 30 August 2021; accepted for publication 4 March 2022) Abstract. The present research was conducted to investigate the influence of annual precipitation on the depth of soil tillage with a disc harrow and to monitor their effect on the productivity of wheat grown by conventional technology. […]
  • Physical properties and dietary effects of Abelmoschus esculentus leaves used as binders in fish feed
    Oyeniyi Oluwaseun Veronica1, Ojuola Michael Olaemy2 , Oke Israel Opeyemi2* 1Nigeria Institute of Oceanography and Marine Research, P. M. B. 12729, Victoria Island Lagos. 2Department of Fisheries and Aquaculture Technology, School of Agriculture and Agricultural Technology, Federal University of Technology, P.M.B. 704, Akure, Ondo State. (Manuscript received 14 February 2022; accepted for publication 20 May 2022) Abstract. The experiment was […]
  • Effect of feed on the milk protein and fat composition
    L. Abdellaoui1,2, N.A. Khelifi-Touhami *1, F. Mebkhout1,2, D. Tarzaali1, W.I. Yahiaoui1, T.M. Hamdi2, N. Ouchene1 1Institute of Veterinary Sciences, University of Saad Dahlab, Blida 1, BP 270, Street, Algeria 2HASAQ Laboratory, National Veterinary School of Algiers, 16000 Algiers, Algeria (Manuscript received 28 October 2021; accepted for publication 31 March 2022) Abstract. Feed is considered the most important factor affecting the composition […]
  • Resistance of pepper types to Xanthomonas euvesicatoria and Xanthomonas vesicatoria – impact of the species, races and hosts specialization
    K. Vasileva1*, N. Bogatzevska2 1Maritsa Vegetable Crops Research Institute, Agricultural Academy, 32 Brezovsko Shosse Str., 4003 Plovdiv, Bulgaria 2Institute of Soil Science, Agrotechnologies and Plant Protection “N. Pushkarov”, Agricultural Academy, 7 Shosse Bankya Str., 1331 Sofia, Bulgaria (Manuscript received 15 December 2021; accepted for publication 10 May 2022) Abstract. An economically important disease of the traditional vegetable […]
  • Stability analysis for grain yield and thousand kernel weight of durum wheat (Triticum durum Desf.) genotypes growing under semi-arid conditions
    S. Benkadja1*, K. Maamri2, A. Guendouz3, A. Oulmi4, B. Frih4 1Department of Agronomy, VRBN Laboratory, Faculty of Nature and Life Sciences, Farhat Abbas Setif University 1, Algeria 2Department of Agronomy, Faculty of Nature and Life Sciences, Mohamed El Bachir El Ibrahimi University of Bordj Bou Arreridj, Algeria 3National Institute of Agronomic Research of Algeria (INRAA), Setif Unit, Algeria 4Department of Biology and Plant ecology, VRBN […]
  • Mutagenic effect of sodium azide on winter barley cultivars
    B. Dyulgerova*, N. Dyulgerov Institute of Agriculture, 8400 Kamobat, Agricultural Academy, Bulgaria (Manuscript received 25 January 2022; accepted for publication 7 April 2022) Abstract. The present investigation was carried out to study the effect of the chemical mutagen sodium azide on winter barley cultivars Monika and Imeon for its efficient utilization in a mutation breeding program of winter barley. A preliminary study of the effect of […]
  • Evaluation of heritability and genetic advance of some quality parameters in common wheat (Triticum aestivum L.) under genotype by environmental interaction
    N.Tsenov1, T. Gubatov1, I.Yanchev2 1Department of Wheat Breeding and Technology, Agronom Breeding Company, 9300 Dobrich, Bulgaria 2Department of Crop Science, Faculty of Agronomy, Agricultural University, 4000 Plovdiv, Bulgaria (Manuscript received 12 January 2022; accepted for publication 31 May 2022) Abstract. Growing conditions play a significant role in the yield and grain quality of winter wheat. Global climate changes and in particular in […]
  • Bio-economic models for deriving economic values for cattle: a review
    S. Slavova*, T. Angelova, J. Krastanov Agricultural Institute, 6000 Stara Zagora, Bulgaria (Manuscript received 4 April 2022; accepted for publication 23 May 2022) Abstract. Bio-economic models for deriving economic weights in livestock have a significant development in recent years providing integrated assessment of biological and economic parameters of production systems and possibilities for achieving economic sustainability through inclusion […]

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