Results 21 to 30 of about 182,891 (332)

A role for jasmonates in the release of dormancy by cold stratification in wheat. [PDF]

open access: yesJ Exp Bot, 2016
Hydration at low temperatures, commonly referred to as cold stratification, is widely used for releasing dormancy and triggering germination in a wide range of species including wheat. However, the molecular mechanism that underlies its effect on germination has largely remained unknown.
Xu Q   +5 more
europepmc   +6 more sources

Physiological changes of American ginseng seeds during cold stratification

open access: goldSeed Science and Technology, 2021
As an important medicinal plant, American ginseng has high value. However, its deep dormancy makes it difficult to propagate from seeds. Previous studies on American ginseng seeds mostly focused on morphophysiological dormancy: the under-developed embryo in the seeds has physiological dormancy.
Yue Zuo   +4 more
openalex   +3 more sources

Influence of Some Physicochemical Treatments to Stimulate Seed Germination of Agrimonia eupatoria L. and Clinopodium vulgare L. [PDF]

open access: yesAgrotechniques in Industrial Crops, 2022
Dormancy is an inherent limitation on germination that happens across in the life cycle of a plant. The particular goals of this research were to survey the effects of various treatments for improving seed germination of Agrimonia eupatoria and ...
Ali Mohammad Asaadi
doaj   +1 more source

Dormancy of safflower seeds: effect of storage and cold stratification [PDF]

open access: goldJournal of Seed Science, 2017
Abstract: Safflower seeds exhibit dormancy soon after dispersion from the mother plant, making it impossible to sow newly harvested seeds. Thus, the aim of the present study was to evaluate breaking the dormancy of safflower seeds during storage associated with the use of different periods of cold stratification.
Guilherme Cardoso Oba   +5 more
openalex   +5 more sources

Soaking in Cold Water Replaces the Stratification Requirement of True Cedar Seeds [PDF]

open access: goldHortScience, 1999
There is an increasing demand from growers for seeds to be of the highest vigor possible, with the ability to emerge rapidly, uniformly, and to a high level. Seed priming (soaking in salt, osmoticum, or water solutions) can accelerate germination and seedling establishment.
David G. Brand, J. Riov
openalex   +3 more sources

Numerical analysis of temperature stratification in a subatmospheric cold helium line [PDF]

open access: goldIOP Conference Series: Materials Science and Engineering, 2017
J. Fydrych, Sławomir Pietrowicz
openalex   +3 more sources

Effect of warm and cold stratification, and ethanol treatment on germination of Corylopsis seeds [PDF]

open access: goldHorticultural Science, 2016
Seed germination experiments with Corylopsis coreana, C. sinensis var. calvescens, and Corylopsis gotoana were conducted. Corylopsis coreana seeds were treated at 5o, 7.5o, 10o, 12.5o and 20oC to study the upper temperature limit to break dormancy. Seeds of C. sinensis var.
Jieun Kim, A.K. Lee, JinHyeong Suh
openalex   +4 more sources

Low temperature stimulates spatial molecular reprogramming of the Arabidopsis seed germination programme [PDF]

open access: yes, 2021
The timing of the germination of seeds is highly responsive to inputs from the environment. Temperature plays a key role in the control of germination, with low temperatures acting to stimulate this developmental transition in many species.
Bassel, George   +2 more
core   +1 more source

Numerical Simulation of Thermal Stratification in Cold Legs by Using OpenFOAM

open access: bronzeProgress in Nuclear Science and Technology, 2011
*,† During a small-break loss-of-coolant accident in pressurized water reactors (PWRs), emergency core cooling system (ECCS) is actuated and cold water is injected into cold legs. Insufficient mixing of injected cold water and hot primary coolant results in thermal stratification, which is a matter of concern for evaluation of pressurized thermal shock
Jiejin Cai, Tadashi Watanabe
openalex   +3 more sources

Polar ocean stratification in a cold climate [PDF]

open access: yesNature, 2004
The low-latitude ocean is strongly stratified by the warmth of its surface water. As a result, the great volume of the deep ocean has easiest access to the atmosphere through the polar surface ocean. In the modern polar ocean during the winter, the vertical distribution of temperature promotes overturning, with colder water over warmer, while the ...
Sigman, D., Jaccard, S., Haug, G.
openaire   +6 more sources

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