29
SEP
2022

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 inv
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30
JUN
2022

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 e
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30
SEP
2021

Selectivity and stability of herbicides, herbicide tank mixtures and herbicide combinations on seed yield of Clearfield oilseed canola (Brassica napus L.)

G. Delchev* Department of Plant Production, Faculty of Agriculture, Trakia University, 6000 Stara Zagora, Bulgaria (Manuscript received 31 May 2021; accepted for publication 26 July 2021) Abstract. During the period 2018-2020 a field experiment was carried out with the winter Clearfie
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29
DEC
2020

Species composition and density of weeds in a grain maize crop depending of soil tillage

P. Yankov*, M. Drumeva Department of Plant Production, Faculty of Manufacturing Engineering and Technologies, Technical University of Varna, 1 Studentska Str., 9010 Varna, Bulgaria (Manuscript received 5 September 2020; accepted for publication 26 October 2020) Abstract. The study was
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27
MAR
2020

Efficacy of different herbicide combinations for weed control in irrigated maize silage

R. Bazitov* Agricultural Institute, 6000 Stara Zagora, Bulgaria (Manuscript received 1 October 2019; accepted for publication 13 January 2020) Abstract: The aim of this study was to establish the efficacy of herbicide combinations between Tender EC and Titus + Magneto SL, and Wing P a
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27
SEP
2019

After-effect of foliar-applied herbicides for broad-leaved weeds on the primary germ weight of cotton seeds (Gossypium hirsutum L.)

Barakova, St. Georgiev   Field Crops Institute, 6200, Chirpan, Bulgaria   (Manuscript received 25 June 2019; accepted for publication 15 August 2019)   Abstract. The trial was carried out during 2013-2015, with twelve cotton cultivars (Gossypium hirsutum L.). Influence of herbici
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30
JUN
2019

Weeds and weed control in forage pea: A Review

Ivanov Agricultural University, 4000 Plovdiv, Bulgaria (Manuscript received 12 February 2018; accepted for publication 15 April 2019) Abstract. A major limitation factor for the low productivity in peas is weeding. A particularly critical moment in the race between the crop and weeds
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31
MAR
2019

Productivity and yield stability at late treatment of durum wheat (Triticum durum Desf.) with antibroadleaved herbicides.

Gr. Delchev*, S. Angelova Department of Plant Production, Faculty of Agriculture, Trakia University, 6000 Stara Zagora, Bulgaria (Manuscript received 5 July 2018; accepted for publication 1 February 2019) Abstract. The aim of the study was to investigate the productivity and yield sta
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30
DEC
2018

Productivity and yield stability at late treatment of durum wheat (Triticum durum Desf.) with antibroadleaved herbicides II. Influence at treatment during 2-nd stem node stage

Gr. Delchev*, M. Delcheva Department of Plant Production, Faculty of Agriculture, Trakia University, 6000 Stara Zagora, Bulgaria (Manuscript received 17 May 2018; accepted for publication 16 October 2018) Abstract. Theresearchwasconductedduring2012-2014onpellicvertisolsoiltype.Investi
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30
SEP
2018

Application of herbicides on common winter wheat (Triticum aestivum L.) at different doses and their reflection on the structural elements of spike

Z. Petrova, Nankova   Dobrudzha Agricultural Institute, 9520 General Toshevo, Bulgaria   DOI: 10.15547/ast.2018.03.046 (Manuscript received 13 June 2018; accepted for publication 25 July 2018)   Abstract. The aim of this investigation was to determine the effect of the appli
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