نتایج جستجو برای: spring and winter growth habit

تعداد نتایج: 16948390  

2014
Monica Ionita Alfred Wegener

In this study, the influence of the East Atlantic/Western Russia teleconnection pattern on the hydroclimatology of Europe, from mid-winter to late spring, is investigated. The influence of EAWR on the variability of precipitation (PP), temperature (TT) and standardized precipitation-evapotranspiration index (SPEI) is investigated on the base of correlation and stability maps. It is shown that E...

Journal: :Journal of experimental botany 2006
Stefano Ciannamea Kerstin Kaufmann Marta Frau Isabella A Nougalli Tonaco Klaus Petersen Klaus K Nielsen Gerco C Angenent Richard G H Immink

Regulation of flowering time is best understood in the dicot model species Arabidopsis thaliana. Molecular analyses revealed that genes belonging to the MADS box transcription factor family play pivotal regulatory roles in both the vernalization- and photoperiod-regulated flowering pathways. Here the analysis of three APETALA1 (AP1)-like MADS box proteins (LpMADS1-3) and a SHORT VEGETATIVE PHAS...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم انسانی 1389

rivers and runoff have always been of interest to human beings. in order to make use of the proper water resources, human societies, industrial and agricultural centers, etc. have usually been established near rivers. as the time goes on, these societies developed, and therefore water resources were extracted more and more. consequently, conditions of water quality of the rivers experienced rap...

2017
John R Flowerdew Tatsuya Amano William J Sutherland

"Bottom-up" influences, that is, masting, plus population density and climate, commonly influence woodland rodent demography. However, "top-down" influences (predation) also intervene. Here, we assess the impacts of masting, climate, and density on rodent populations placed in the context of what is known about "top-down" influences. To explain between-year variations in bank vole Myodes glareo...

2017
Yonghui Fan Zhongwei Tian Yanyan Yan Chenxi Hu Muhammad Abid Dong Jiang Chuanxi Ma Zhenglai Huang Tingbo Dai

The diurnal and seasonal temperature rising patterns "asymmetric warming," plays an important role in crop distribution and productivity. Asymmetric warming during the early growth periods of winter wheat (Triticum aestivum L.) profoundly affects vegetative growth and post-anthesis grain productivity, but the underlying physiological mechanism is still unclear. We conducted field experiments fr...

2015
Sandra Stålhandske Philipp Lehmann Peter Pruisscher Olof Leimar

The effect of spring temperature on spring phenology is well understood in a wide range of taxa. However, studies on how winter conditions may affect spring phenology are underrepresented. Previous work on Anthocharis cardamines (orange tip butterfly) has shown population-specific reaction norms of spring development in relation to spring temperature and a speeding up of post-winter development...

Journal: :The Journal of Values-Based Leadership 2022

2000
IAN A. JOHNSTON H. ANNE MCLAY MARGUERITE ABERCROMBY

that has a remarkably variable and flexible life history. Adult salmon spawn in fresh water in the autumn and winter, burying their eggs in river bed gravels (Stabell, 1984); the eggs hatch and the fry emerge the following spring. Young fish, known as parr, spend between 1 and 5 years in the river before smolting and migrating to the sea. Oceanic migrations take salmon to feeding grounds where ...

Journal: :Tree physiology 2012
Teresa E Gimeno J Julio Camarero Elena Granda Beatriz Pías Fernando Valladares

Juniperus thurifera L. is an endemic conifer of the western Mediterranean Basin where it is subjected to a severe climatic stress characterized by low winter temperatures and summer drought. Given the trend of increased warming-induced drought stress in this area and the climatic sensitivity of this species, we expect a negative impact of climate change on growth and ecophysiological performanc...

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