Results 21 to 30 of about 1,119 (166)

Analysis of the observed and modelled budburst dates of grapevine in Croatia [PDF]

open access: yes, 2021
<p>Since changes in temperatures and precipitation significantly affect the biosphere, viticulture as an important economic branch in the moderate latitudes (e.g., mainly between 35°N and 55°N) is strongly influenced by climate change.
Branimir Omazić   +3 more
openaire   +2 more sources

Effectiveness of winter temperatures for satisfying chilling requirements for reproductive budburst of red alder (Alnus rubra) [PDF]

open access: yesPeerJ, 2018
Background Experiencing an adequate amount of cold temperatures over winter is necessary for many temperate tree species to break dormancy and flower in spring.
Janet S. Prevéy   +1 more
doaj   +2 more sources

The minimum temperature for budburst in Betula depends on the state of dormancy [PDF]

open access: yesTree Physiology, 2012
Vegis has put forward the theory that the range of growth-promoting temperatures changes during the induction and the release of dormancy. We have tested the response of buds of Betula pubescens Ehrh. and B. pendula Roth. on temperature during the induction and release of dormancy. Betula seedlings were exposed to dormancy-inducing high-temperature and
Olavi, Junttila, Heikki, Hänninen
openaire   +2 more sources

Frost Risk Assessment in Slovenia in the Period of 1981–2020

open access: yesAtmosphere, 2023
As spring frost proves to be an increasing risk throughout Slovenia and Europe, a better assessment of frost risk is needed. The statistical approach presented in this article consists of the conditional probability that the last spring frost occurs ...
Zala Žnidaršič   +3 more
doaj   +1 more source

Flowering and Flower Maturation in Valley Oak <i>Quercus lobata</i>. [PDF]

open access: yesEcol Evol
We investigated the factors influencing flower production both among years and among individual trees of the valley oak Quercus lobata. Among years, weather conditions, particularly winter rainfall, drive female flower production, while among trees, male and female flowers were positively correlated, countering the hypothesis of a life‐history trade ...
Koenig WD   +4 more
europepmc   +2 more sources

Trends and uncertainties in budburst projections of Norway spruce in Northern Europe [PDF]

open access: yesEcology and Evolution, 2017
AbstractBudburst is regulated by temperature conditions, and a warming climate is associated with earlier budburst. A range of phenology models has been developed to assess climate change effects, and they tend to produce different results. This is mainly caused by different model representations of tree physiology processes, selection of observational
Cecilia Olsson   +3 more
openaire   +2 more sources

Bud dormancy evolution in apple genotypes with contrasting chilling requirements

open access: yesRevista Brasileira de Fruticultura, 2022
This work evaluates how thermal regimes with constant or oscillating temperatures affect the onset and overcome of endodormancy in apple buds with low (‘Castel Gala’) and high (‘Royal Gala’) chilling requirements.
Rafael Anzanello   +2 more
doaj   +1 more source

Induction and overcoming of dormancy of grapevine buds in response to thermal variations in the winter period

open access: yesCiência Rural, 2021
: This study quantified the chilling requirements for the induction and overcoming of endodormancy (chilling-controlled physiological dormancy) of grapevines buds.
Rafael Anzanello   +2 more
doaj   +1 more source

Climate change effect on the bud break and flowering dates of the apple trees in mountainous and plain regions of Algeria

open access: yesAdvances in Horticultural Science, 2019
Global warming is a strongly felt reality in recent years in Algeria. The fruit trees crop is particularly exposed to the impact of this warming, especially apple trees.
Aicha Abed   +3 more
doaj   +1 more source

Optimizing Budburst and Yield in Superior Seedless Grapevines Using Supplementary Dormancy-Breakers [PDF]

open access: yesJournal of Plant Production
In this study, superior Seedless grapevines were pruned during the winter to retain 10 fruit canes (FCs), each with 10 buds. On 8th of January, all vines were treated with a 5% hydrogen cyanamide (HC) spray, serving as the control treatment. For the four
M. Gawish, Marwa Mosallam
doaj   +1 more source

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