نتایج جستجو برای: frost resistance

تعداد نتایج: 379053  

Journal: :Annals of botany 2004
Ilja Tom Prásil Pavla Prásilová Katerina Pánková

BACKGROUND AND AIMS Frost tolerance of wheat depends primarily upon a strong vernalization requirement, delaying the transition to the reproductive phase. The aim of the present study was to learn how saturation of the vernalization requirement and apical development stage are related to frost tolerance in wheat. METHODS 'Mironovskaya 808', a winter variety with a long vernalization requireme...

Journal: :E3S web of conferences 2021

Poor frost resistance of concrete will accelerate the deterioration structure and shorten service life concrete. This paper predicts selects initial index factors that affect The random forest algorithm is introduced to remove unimportant indicators in indicator system mix ratio determine optimal combination. relative dynamic elastic modulus used as output predict proposed model provides a reas...

Journal: :Environment. Technology. Resources. Proceedings of the International Scientific and Practical Conference 2017

2011
Alan W. REMPEL

The deformation of the ground surface that is produced by frost heave has motivated almost a century of concerted laboratory, field and theoretical studies. Well before the development of equipment capable of resolving the microscopic films that support liquid transport towards growing ice lenses, early investigators predicted their occurrence and noted their importance. Idealized experiments c...

Journal: :Plant physiology 1978
H H Chen P H Li

The induction of stem frost hardiness by low temperature, water stress, short days, and their combinations in 2- and 4-month-old growing dogwoods (Cornus stolonifera) were investigated. When plants were subjected to more than one factor, the increased hardiness was the sum of the effects of the individual factors involved. No interactions among these factors on hardiness were observed during a ...

2017
Yosuke Yanai Yukiyoshi Iwata Tomoyoshi Hirota

On-farm soil frost control has been used for the management of volunteer potatoes (Solanum tuberosum L.), a serious weed problem caused by climate change, in northern Japan. Deep soil frost penetration is necessary for the effective eradication of unharvested small potato tubers; however, this process can delay soil thaw and increase soil wetting in spring, thereby delaying agricultural activit...

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