The effect of a fungicide application on the yield and quality of barley grain and malt

In small-plot field trials conducted in 2000-2002 we studied the effect of fungicides on the yield and selected technological parameters of grain of malt barley and on malt. For the treatment we used Cerelux (active ingredients: fenpropimorph, flusilazole), Amistar (azoxystrobin) and Caramba (metcon...

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Main Author: L. Hřivna
Format: Article
Language:English
Published: Czech Academy of Agricultural Sciences 2003-10-01
Series:Plant, Soil and Environment
Subjects:
Online Access:https://pse.agriculturejournals.cz/artkey/pse-200310-0004_the-effect-of-a-fungicide-application-on-the-yield-and-quality-of-barley-grain-and-malt.php
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author L. Hřivna
author_facet L. Hřivna
author_sort L. Hřivna
collection DOAJ
description In small-plot field trials conducted in 2000-2002 we studied the effect of fungicides on the yield and selected technological parameters of grain of malt barley and on malt. For the treatment we used Cerelux (active ingredients: fenpropimorph, flusilazole), Amistar (azoxystrobin) and Caramba (metconazole) applied in two stages of stand development (DC 47 and 55). Compared to the untreated control plants the yield grains ranged between 6.9 and 16.5% after the application of fungicides. The application of fungicides increased the proportion of full grains and had a favourable effect on the chemical composition of grain. After the treatment with azoxystrobin the content of N-substances decreased from 11.43 to 11.07% as compared to the controls. The highest starch content of grain was observed after the application of the active ingredient metconazole; the average content ranged between 64.44 and 64.62%. Compared to the controls the highest relative yield of malt starch (124.2-125.2%) was achieved after the application of azoxystrobin or a combination of azoxystrobin and metconazole in the DC 47 stage. The highest average attainable degree of fermentation was 78.57% and was discovered in the untreated control.
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spelling doaj.art-56bdcb9021df431ebd6ae0a1cf3c72cd2023-02-23T03:44:53ZengCzech Academy of Agricultural SciencesPlant, Soil and Environment1214-11781805-93682003-10-01491045145610.17221/4156-PSEpse-200310-0004The effect of a fungicide application on the yield and quality of barley grain and maltL. Hřivna0Mendel University of Agriculture and Forestry in Brno, Czech RepublicIn small-plot field trials conducted in 2000-2002 we studied the effect of fungicides on the yield and selected technological parameters of grain of malt barley and on malt. For the treatment we used Cerelux (active ingredients: fenpropimorph, flusilazole), Amistar (azoxystrobin) and Caramba (metconazole) applied in two stages of stand development (DC 47 and 55). Compared to the untreated control plants the yield grains ranged between 6.9 and 16.5% after the application of fungicides. The application of fungicides increased the proportion of full grains and had a favourable effect on the chemical composition of grain. After the treatment with azoxystrobin the content of N-substances decreased from 11.43 to 11.07% as compared to the controls. The highest starch content of grain was observed after the application of the active ingredient metconazole; the average content ranged between 64.44 and 64.62%. Compared to the controls the highest relative yield of malt starch (124.2-125.2%) was achieved after the application of azoxystrobin or a combination of azoxystrobin and metconazole in the DC 47 stage. The highest average attainable degree of fermentation was 78.57% and was discovered in the untreated control.https://pse.agriculturejournals.cz/artkey/pse-200310-0004_the-effect-of-a-fungicide-application-on-the-yield-and-quality-of-barley-grain-and-malt.phpmalt barleymaltfungicideyieldsgrain quality
spellingShingle L. Hřivna
The effect of a fungicide application on the yield and quality of barley grain and malt
Plant, Soil and Environment
malt barley
malt
fungicide
yields
grain quality
title The effect of a fungicide application on the yield and quality of barley grain and malt
title_full The effect of a fungicide application on the yield and quality of barley grain and malt
title_fullStr The effect of a fungicide application on the yield and quality of barley grain and malt
title_full_unstemmed The effect of a fungicide application on the yield and quality of barley grain and malt
title_short The effect of a fungicide application on the yield and quality of barley grain and malt
title_sort effect of a fungicide application on the yield and quality of barley grain and malt
topic malt barley
malt
fungicide
yields
grain quality
url https://pse.agriculturejournals.cz/artkey/pse-200310-0004_the-effect-of-a-fungicide-application-on-the-yield-and-quality-of-barley-grain-and-malt.php
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