نتایج جستجو برای: respectively these factors were called phenological parameters

تعداد نتایج: 6155795  

2016
Cong Wang Yanhong Tang Jin Chen

Phenological synchrony influences many ecological processes. Recent climate change has altered the synchrony of phenology, but little is known about the underlying mechanisms. Here using in situ phenological records from Europe, we found that the standard deviation (SD, as a measure of synchrony) of first leafing day (FLD) and the SD of first flowering day (FFD) among local plants were signific...

Journal: :City 2023

This paper reflects on City’s interview with the UK activist group, Disabled People Against Cuts (DPAC), examining their practices of resistance within broader structural frame austerity capitalism. enables an exploration how capitalism has constructed disability as exclusionary category over time to support accumulation wealth, from urban industrialisation The also engages Gargi Bhattacharyya’...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید باهنر کرمان - دانشکده ادبیات و علوم انسانی 1390

“any science seeks generalities; the aim is to transcend knowledge of particular cases by discovering general regularities or laws” (chesterman, 2001, p. 1). these were the words of chesterman whose paper has served as a typical example of numerous papers carried out on ‘translation universals’ since the mid-nineties. blum-kulka (1986) is among translation studies scholars who proposed ‘explici...

A. Mahdavi M. Towhidi

This article aims to provide a simple robust method to test the parameters of a normal population by using the new diagnostic tool called the “Forward Search” (FS) method. The most commonly used procedures to test the mean and variance of a normal distribution are Student’s t test and Chi-square test, respectively. These tests suffer from the presence of outliers. We introduce the FS version of...

Journal: :American journal of botany 2015
Charles C Davis Charles G Willis Bryan Connolly Courtland Kelly Aaron M Ellison

PREMISE OF THE STUDY Climate change has resulted in major changes in the phenology of some species but not others. Long-term field observational records provide the best assessment of these changes, but geographic and taxonomic biases limit their utility. Plant specimens in herbaria have been hypothesized to provide a wealth of additional data for studying phenological responses to climatic cha...

Journal: :Int. J. Applied Earth Observation and Geoinformation 2014
Holly Croft Jing M. Chen Yongqin Zhang

Spatial and temporal variations in canopy structure and leaf biochemistry have considerable influence on fluxes of CO2, water and energy and nutrient cycling in vegetation. Two vegetation indices (VI), NDVI and Macc01, were used to model the spatio-temporal variability of broadleaf chlorophyll content and leaf area index (LAI) across a growing season. Ground data including LAI, hyperspectral le...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یزد - دانشکده علوم اجتماعی 1392

this study aims to investigate value conflicts between mothers and their daughters among families and influential factors on this conflict in yazd city. this study adopted a survey method and a questionnaire was used that its validity through construct validity (factor analysis) and its reliability by cronbach alpha were measured. the population of this study consists of all yazdian families th...

A robust crop model can assist in genetic improvement and cultural management of the crop. The objectives of this study were to describe a wheat (Triticum aestivum L.) model and to report results of its evaluation. The model simulates phenological development, leaf development and senescence, crop mass production and partitioning, plant nitrogen balance, yield formation and soil water and ...

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