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The Impact of Hop Freshness on Kettle-Hopped Beers
Foods, 2023 Hops are an indispensable ingredient in beer, and the differences in their chemical composition impart the various tastes and aromas associated with different beers. However, during storage, hops undergo changes in their chemical composition.
Ksenija Rutnik +2 more
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Czech Journal of Genetics and Plant Breeding, 2022 Twenty hop genotypes were selected for the evaluation of resistance to primary and secondary Pseudoperonospora humuli infection and of alpha acid and hop oil content in the hops.
Markéta Trefilová +2 more
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Plants, 2021 Viroids are small infectious pathogens, composed of a short single-stranded circular RNA. Hop (Humulus lupulus L.) plants are hosts to four viroids from the family Pospiviroidae.
Josef Patzak +4 more
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Evaluation of Czech hop varieties in beer
Kvasný průmysl, 2021 New hop varieties were evaluated in brewing tests in the years 2020 and 2021. The Saaz Comfort, Saaz Shine, Saaz Late and Saaz fine aroma hops were compared in lager style beers. Saaz Comfort has the best evaluation in terms of overall popularity. With a
Vladimír Nesvadba +3 more
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The Quantity and Composition of Leachate from Hop Plant Biomass during Composting Process
Applied Sciences, 2022 Technology that would result in a high-quality product with minimal environmental impact throughout the on-site composting process of hop biomass after harvest has not yet been developed. It is crucial to introduce composting practices that do not result
Barbara Čeh +5 more
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Evaluation of fine aroma Saaz Shine hop variety
Kvasný průmysl, 2022 The Saaz Shine variety was registered in 2019. It was tested in two areas, Chrášťany (no irrigation) and Stekník (with irrigation), between 2017 and 2021. An average hop yield in Stekník is 2.62 t/ha and in Chrášťany it is 2.54 t/ha.
Vladimír Nesvadba +2 more
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Evaluation of Czech hop cultivars since 2010 till 2019
Plant, Soil and Environment, 2020 Czech hop cultivars were evaluated from 2010 to 2019. A total of 13 cultivars were assessed. The highest yield per plant was found out in cv. Kazbek (3.66 kg/plant), whereas the lowest in cv. Saazer (2.02 kg/plant).
Vladimír Nesvadba +3 more
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Evaluation of hop yield stability in Czech bitter hop varieties
Kvasný průmysl, 2022 Between the years 2011 and 2022, the Czech hop varieties Agnus, Rubín, Vital, Gaia and Boomerang were evaluated in terms of their hop yield. The highest hop yield was recorded in Gaia (2.99 kg/plant) and Vital (2.92 kg/plant).
Vladimír Nesvadba +2 more
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To Hop or Not to Hop? The Answer Is in the Bird Trees [PDF]
Systematic Biology, 2020 AbstractBirds can use different types of gaits to move on the ground: they either walk, hop, or run. Although velocity can easily explain a preference for running, it remains unclear what drives a bird species to favor hopping over walking. As many hopping birds are relatively small and arboreal, we wanted to test the link between size, arboreality ...
Provini, Pauline, Höfling, Elizabeth
openaire +3 more sources
Czech Journal of Genetics and Plant Breeding, 2020 In vitro meristem cultures have been used for the production of hop (Humulus lupulus L.) virus-free rootstocks worldwide, because multipropagation is considered to preserve the genetic stability of the produced plantlet.
Josef Patzak +3 more
doaj +1 more source