Results 11 to 20 of about 6,556 (264)

Trend Analysis of Different Climate Parameters and Watering Requirements for Hazelnut in Central Italy Related to Climate Change

open access: yesHorticulturae, 2023
In this study, the effects of climate change on the irrigation water requirement of hazelnut trees were investigated in Central Italy. The meteorological variables considered were precipitation, temperature, chilling units, and the Standardized ...
Alessandra Vinci   +3 more
doaj   +1 more source

Designing of advanced solar absorption chilling unit

open access: yesInternational Journal of Engineering and Technology, 2020
In emerging nations, access to electricity is inconsistent is a widespread issue. This research aimed to design an absorption chiller based on utilising heat from a solar tracker system to power a chiller. For this purpose, a solar-driven ammonia absorption chilling system is designed.
Ahmed Ullah   +3 more
openaire   +2 more sources

Herbaceous peony in warm climate: Modelling stem elongation and growers profit responses to dormancy conditions

open access: yesInformation Processing in Agriculture, 2016
We analysed the data collected for herbaceous peony cultivated in a warm climate region and stored in winter under three constant chilling temperatures.
Menashe Cohen   +2 more
doaj   +1 more source

Tradeoffs between chilling and forcing in satisfying dormancy requirements for Pacific Northwest tree species

open access: yesFrontiers in Plant Science, 2015
Many temperate and boreal tree species have a chilling requirement, that is, they need to experience cold temperatures during fall and winter to burst bud normally in the spring. Results from trials with 11 Pacific Northwest tree species are consistent
Constance Ann Harrington
doaj   +1 more source

Chilling and Heat Requirements of Temperate Stone Fruit Trees (Prunus sp.)

open access: yesAgronomy, 2020
Stone fruit trees of genus Prunus, like other temperate woody species, need to accumulate a cultivar-specific amount of chilling during endodormancy, and of heat during ecodormancy to flower properly in spring.
Erica Fadón   +4 more
doaj   +1 more source

Genetic diversity in apple tree cultivars established in the Sierra de Arteaga, Coahuila, Mexico

open access: yesEcosistemas y Recursos Agropecuarios, 2018
Apple production in the Sierra de Arteaga, Coahuila is mainly based on the Golden Delicious cultivar. Production based on only a few cultivars represents a genetic risk, because if they are susceptible to a pest, disease or climate change much of this ...
Mayra Alejandra Escobar-Saucedo   +4 more
doaj   +1 more source

Annual Chill Unit Accumulation in the U.S.

open access: yesJournal of the American Pomological Society, 1982
The effectiveness of different temperatures in overcoming the winter-time physiologic state of dormancy (rest) of temperate zone fruit plants has been described (2, 3, 6). Through controlled refrigeration experiments, temperatures between 3°C and 10°C were determined to be the most chill efficient, temperatures above 15°C reversed the chilling process,
Harry Jan Swartz, Susan E. Gray
openaire   +1 more source

Determination of Chilling and Heat Requirement of Four Apricot Cultivars of Khorasan Razavi Province

open access: yesMajallah-i ̒Ulum-i Bāghbānī, 2017
Introduction:Dormancy is one of the most important stages in the life cycle of temperate plants and plants are required to exit from it with supply of chill unit. Flowering is defined with chilling and heat requirement. Owing to low chilling requirement,
zohreh hoshyar   +2 more
doaj   +1 more source

Sugar units, not chilling units, control endodormancy duration in plants – potato tuber as a case study [PDF]

open access: yes, 2021
Summary Endodormancy (ED) is a crucial stage in the life cycle of many perennial plants, regulated by genetic and environmental factors. Chilling units, growth regulators, and nutrient supply are considered inducers of ED release, but the mechanism governing ED duration is poorly understood.
Raz Danieli   +7 more
openaire   +1 more source

Parametric investigation of a chilled water district cooling unit using mono and hybrid nanofluids [PDF]

open access: yesScientific Reports, 2021
AbstractThis study presents a novel parametric investigation into the performance of a district cooling system using mono (Al2O3 and TiO2) and hybrid (Al2O3–TiO2) nanoparticles in the base fluids of water and ethylene–glycol water (EG-water) at a 20:80 ratio.
Eric C. Okonkwo, Tareq Al-Ansari
openaire   +3 more sources

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