Results 51 to 60 of about 1,052 (189)

Phenological diversity in wild and hybrid grapes (Vitis) from the USDA-ARS cold-hardy grape collection

open access: yesScientific Reports, 2021
Wild grape relatives and hybrids have been useful in breeding for tolerance to biotic and abiotic stress, however, few studies have emphasized wild and hybrid grapevines for phenological diversity.
Benjamin Gutierrez   +4 more
doaj   +1 more source

Modelling Kiwifruit Budbreak as a Function of Temperature and Bud Interactions [PDF]

open access: yesAnnals of Botany, 2002
This paper presents two models of budbreak on canes of 'Hayward' kiwifruit (Actinidia deliciosa). A conventional 'chill unit' (CU) type model is compared with an alternative 'loss of potential' (LOP) approach, which assumes that the number of buds developing in spring depends on climate and node position-dependent bud-to-bud interactions that vary in ...
P T, Austin   +3 more
openaire   +2 more sources

SVP-like MADS Box Genes Control Dormancy and Budbreak in Apple [PDF]

open access: yesFrontiers in Plant Science, 2017
The annual growth cycle of trees is the result of seasonal cues. The onset of winter triggers an endodormant state preventing bud growth and, once a chilling requirement is satisfied, these buds enter an ecodormant state and resume growing. MADS-box genes with similarity to Arabidopsis SHORT VEGETATIVE PHASE (SVP) [the SVP-like and DORMANCY ASSOCIATED ...
Wu, Rong-Mei   +7 more
openaire   +3 more sources

Variations in the Levels of Individual Phenolic Compounds in Grapevine Latent Buds during Eco-Dormancy, Following Chemically-Induced Stress Conditions

open access: yesAgronomy, 2021
The goal of viticulture in Greece, where it is one of the country’s briskest economic activities, is satisfying grape yields. Nevertheless, owing to the ongoing climate change, that goal is impeded by a major obstacle in the form of an insufficient ...
Ioannis Daskalakis   +3 more
doaj   +1 more source

Budbreak of Rabbiteye Blueberry Enhanced by Hydrogen Cyanamide

open access: yesHortScience, 1998
Few flower buds on pot grown `T-227' rabbiteye blueberry (Vaccinium ashei Reade) advanced past stage 1 (tight bud) when exposed to 0 or 200 h of chilling temperatures (4 °C), regardless of treatment with hydrogen cyanamide. However, 0.25%, 0.5%, 1%, and 2% sprays on plants chilled 400 h advanced flower bud development through stage 6 (open).
Melvin R. Hall, Max E. Austin
openaire   +1 more source

Refrigeration of the Root Zone to Delay Budbreak in Grapes [PDF]

open access: yesHortScience, 2000
Grapes grown in West Texas are especially susceptible to freeze damage during spring deacclimation and budbreak. This experiment was undertaken to evaluate whether refrigeration of the root zone would delay budbreak in two grape cultivars, `Chardonnay' and `Cabernet Sauvignon'.
J.H. Graham, D.T. Montague, R.E. Durham
openaire   +1 more source

Results of a phenological study at a young Norway spruce (Picea abies/L./Karst)

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2010
The paper deals with results of phenological studies of Norway spruce (Picea abies/L./ Karst.) in a mixed stand. This broad range was important in spring phenological stages.
Emilie Bednářová   +2 more
doaj   +1 more source

The Influence of Bud Positions on the Changes in Carbohydrates and Nitrogen in Response to Hydrogen Cyanamide During Budbreak in Low-Chill Kiwifruit

open access: yesHorticulturae
Climate change has contributed to a decline in winter chilling accumulation, a critical requirement for budbreak in temperate fruit crops. Its consequence has been a reduction in fruit production.
Wanichaya Chaiwimol   +4 more
doaj   +1 more source

Hydrogen Peroxide Increases during Endodormancy and Decreases during Budbreak in Grapevine (Vitis vinifera L.) Buds

open access: yesAntioxidants, 2021
Changes in the level of hydrogen peroxide (H2O2) is a good indicator to monitor fluctuations in cellular metabolism and in the stress responses. In this study, the changes in H2O2 content during bud endodormancy (ED) and budbreak were analysed in ...
Francisco Javier Pérez   +2 more
doaj   +1 more source

Exogenous Gibberellic Acid Advances Reproductive Phenology and Increases Early-Season Yield in Subtropical Blackberry Production

open access: yesAgronomy, 2020
Inadequate winter chill causes poor and erratic budbreak in blackberry (Rubus L. subgenus Rubus Watson), limiting the commercial production in subtropical climates. We examined the effects of exogenous gibberellic acid (GA3) on the reproductive phenology,
Syuan-You Lin, Shinsuke Agehara
doaj   +1 more source

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