28
MAR
2025

Selectivity and stability of herbicides and herbicide combinations applied during the vegetation of cotton (Gossypium hirsutum L.)

T. Barakova Agricultural Academy, 1373 Sofia, Field Crops Institute, 6200 Chirpan, Bulgaria (Manuscript received 16 June 2023; accepted for publication 29 August 2024) Abstract. The experiment was conducted during the period 2019-2021 in the experimental field of the Field Crops Insti
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12
DEC
2024

Selectivity and stability of the herbicidal product Envoke applied during the vegetation of cotton (Gossypium hirsutum L.)

T. Barakova* Agricultural Academy, Field Crop Institute, 6200, Chirpan, Bulgaria (Manuscript received 2 June 2023; accepted for publication 23 June 2024) Abstract. The research was conducted during the period 2020-2022 in the experimental field of the Field Crops Institute – Chirpan,
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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
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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27
SEP
2017

Prey size selectivity of pikeperch (Sander Lucioperca L.) fed with topmouth gudgeon (Pseudorasbora Parva Temminck & Schlegel)

M. Gevezova-Kazakova*, M. Yankova, T. Hubenova, A. Zaikov, G. Rusenov Institute of Fisheries and Aquaculture, 4003, Plovdiv, Bulgaria (Manuscript received 29 May 2017; accepted for publication 29 July 2017) Abstract. The aim of this study is to examine the size selectivity of the pike
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20
DEC
2016

Selectivity and stability of herbicides and their tank mixtures for the seed yield of sunflower (Helianthus Annuus L.)

G. Delchev1*, T. Barakova2 1Department of Plant Production, Faculty of Agriculture, Trakia University, 6000 Stara Zagora, Bulgaria 2Field Crops Institute, 6200 Chirpan, Bulgaria (Manuscript received 16 May 2016; accepted for publication 11 August 2016) Abstract. The research was condu
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29
SEP
2016

Selectivity and stability of herbicides and herbicide combinations for the grain yield of maize (Zea Mays L.)

G. Delchev1*, T. Barakova2 1Department of Plant Production, Faculty of Agriculture, Trakia University, 6000 Stara Zagora, Bulgaria 2Field Crops Institute, 6200 Chirpan, Bulgaria (Manuscript received 16 May 2016; accepted for publication 9 August 2016) Abstract. The research was conduc
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29
JUN
2016

Selectivity and stability of new herbicides and herbicide combinations for the seed yields of some field crops

G. Delchev* Department of Plant Production, Faculty of Agriculture, Trakia University, 6000 Stara Zagora, Bulgaria (Manuscript received 28 January 2016; accepted for publication 30 May 2016) Abstract. During 2013 – 2015 on pellic vertisol soil type was conducted a field experiment. Un
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29
JUN
2016

Selectivity and stability of vegetation-applied herbicides in cotton (Gossypium hirsutum L.)

T. Barakova1*, G. Delchev2 1Field Crops Institute, 6200 Chirpan, Bulgaria 2Department of Plant Production, Faculty of Agriculture, Trakia University, 6000 Stara Zagora, Bulgaria (Manuscript received 16 May 2016; accepted for publication 26 May 2016) Abstract. An experiment was carried
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29
MAR
2016

Selectivity and stability of new herbicides and herbicide combinations for the seed yields of some field crops I. Effect at Coriander (Coriandrum Sativum L.)

G. Delchev* Department of Plant Production, Faculty of Agriculture, Trakia University, 6000 Stara Zagora, Bulgaria (Manuscript received 28 January 2016; accepted for publication 2 March 2016) Abstract. . The research was conducted during 2013 – 2015 on pellic vertisol soil type. Under
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