Yield and resistance of potato cultivars with colour flesh to potato late blight

The resistance to potato late blight (as AUDPC - the area under the disease progress curve) and yield were evaluated in precise field experiments with 13 colour-fleshed potato cultivars. Red Emmalie and Blaue Anneliese were the most profitable cultivars of potatoes with coloured flesh, the overall y...

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Main Authors: Kateřina PAZDERŮ, Karel HAMOUZ
Format: Article
Language:English
Published: Czech Academy of Agricultural Sciences 2017-07-01
Series:Plant, Soil and Environment
Subjects:
Online Access:https://pse.agriculturejournals.cz/artkey/pse-201707-0007_yield-and-resistance-of-potato-cultivars-with-colour-flesh-to-potato-late-blight.php
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author Kateřina PAZDERŮ
Karel HAMOUZ
author_facet Kateřina PAZDERŮ
Karel HAMOUZ
author_sort Kateřina PAZDERŮ
collection DOAJ
description The resistance to potato late blight (as AUDPC - the area under the disease progress curve) and yield were evaluated in precise field experiments with 13 colour-fleshed potato cultivars. Red Emmalie and Blaue Anneliese were the most profitable cultivars of potatoes with coloured flesh, the overall yield did not differ statistically from the control cv. Agria. Cv. Blaue Anneliese resistance to potato late blight was considerably better than both control cultivars, other 2 cultivars HB Red and Red Emmalie were similar to cv. Agria. Surprisingly, cv. Russet Burbank was found to be more resistant than most cultivars tested. A statistically significant weak dependence (r = 0.36) between the percentage of infestation of plants in the T6 evaluation date (6-8 August in individual years) and the yield was detected, the slightly stronger (r = 0.40) was the correlation between AUDPC values and total yields.
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spelling doaj.art-6776891e7fd84a36a48272665d9ed5152023-02-23T03:46:31ZengCzech Academy of Agricultural SciencesPlant, Soil and Environment1214-11781805-93682017-07-0163732833310.17221/371/2017-PSEpse-201707-0007Yield and resistance of potato cultivars with colour flesh to potato late blightKateřina PAZDERŮKarel HAMOUZ0Department of Plant Production, Faculty of Agrobiology, Food and Natural Resources, Czech University of Life Sciences in Prague, Prague, Czech RepublicThe resistance to potato late blight (as AUDPC - the area under the disease progress curve) and yield were evaluated in precise field experiments with 13 colour-fleshed potato cultivars. Red Emmalie and Blaue Anneliese were the most profitable cultivars of potatoes with coloured flesh, the overall yield did not differ statistically from the control cv. Agria. Cv. Blaue Anneliese resistance to potato late blight was considerably better than both control cultivars, other 2 cultivars HB Red and Red Emmalie were similar to cv. Agria. Surprisingly, cv. Russet Burbank was found to be more resistant than most cultivars tested. A statistically significant weak dependence (r = 0.36) between the percentage of infestation of plants in the T6 evaluation date (6-8 August in individual years) and the yield was detected, the slightly stronger (r = 0.40) was the correlation between AUDPC values and total yields.https://pse.agriculturejournals.cz/artkey/pse-201707-0007_yield-and-resistance-of-potato-cultivars-with-colour-flesh-to-potato-late-blight.phpsolanum tuberosumyellow-, purple- and red-fleshed tubersphytophtora infestans
spellingShingle Kateřina PAZDERŮ
Karel HAMOUZ
Yield and resistance of potato cultivars with colour flesh to potato late blight
Plant, Soil and Environment
solanum tuberosum
yellow-, purple- and red-fleshed tubers
phytophtora infestans
title Yield and resistance of potato cultivars with colour flesh to potato late blight
title_full Yield and resistance of potato cultivars with colour flesh to potato late blight
title_fullStr Yield and resistance of potato cultivars with colour flesh to potato late blight
title_full_unstemmed Yield and resistance of potato cultivars with colour flesh to potato late blight
title_short Yield and resistance of potato cultivars with colour flesh to potato late blight
title_sort yield and resistance of potato cultivars with colour flesh to potato late blight
topic solanum tuberosum
yellow-, purple- and red-fleshed tubers
phytophtora infestans
url https://pse.agriculturejournals.cz/artkey/pse-201707-0007_yield-and-resistance-of-potato-cultivars-with-colour-flesh-to-potato-late-blight.php
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