نتایج جستجو برای: leaf size indices lpi

تعداد نتایج: 713651  

2012
Jung Min Ko Choong Ho Shin Sei Won Yang Moon Woo Seong Sung Sup Park Junghan Song

Lysinuric protein intolerance (LPI) is a rare inherited metabolic disease, caused by defective transport of dibasic amino acids. Failure to thrive, hepatosplenomegaly, hematological abnormalities, and hyperammonemic crisis are major clinical features. However, there has been no reported Korean patient with LPI as of yet. We recently encountered a 3.7-yr-old Korean girl with LPI and the diagnosi...

2014
David Palmer

This research was intended to explore the degree to which leadership practices impacted Jamaican schools’ mathematics achievement. More specifically, the researchers examined Jamaica’s high school students’ CSEC mathematics performance in relation to principals’ instructional leadership behaviors as measured by teachers’ perceptions, using Kouzes and Posner (2003) Leadership Practices Inventory...

2013
Steven Peil Scott Crane James L. Hanssen Thomas B. Swanson Christopher R. Ekstrom

Tests of local position invariance (LPI) made by comparing the relative redshift of atomic clocks based on different atoms have been carried out for a variety of pairs of atomic species. In most cases, several absolute frequency measurements per year are used to look for an annual signal, resulting in tests that can span on order of a decade. By using the output of continuously running clocks, ...

Journal: :global journal of environmental science and management 2016
s. de s. maiti t. hazra a. debsarkar a. dutta

landfill leachates are potential threats for environmental degradation. this study was conducted to determine the leachate quality, to identify the dominant pollutants and to evaluate the leachate pollution potential of an active and closed dumping ground of an uncontrolled municipal solid waste landfill site in kolkata, india using leachate pollution index. the results of the physico-chemical ...

2001
Pablo J. Zarco-Tejada John R. Miller John Harron Baoxin Hu Thomas L. Noland Narendra Goel Gina H. Mohammed Paul H. Sampson

Predictions of chlorophyll content (chla+b) or any other canopy biophysical parameter from airborne or satellite canopy reflectance are generally carried out through four different methodologies: i) directly studying the statistical relationships between ground-measured biochemical data and canopy-measured reflectance (Johnson et al., 1994; Matson et al., 1994); ii) applying the leaf-level rela...

Journal: :Remote Sensing 2017
Tao Cheng Renzhong Song Dong Li Kai Zhou Hengbiao Zheng Xia Yao Yongchao Tian Weixing Cao Yan Zhu

Crop biomass is a critical variable for characterizing crop growth development, understanding dry matter partitioning, and predicting grain yield. Previous studies on the spectroscopic estimation of crop biomass focused on the use of various spectral indices based on chlorophyll absorption features and found that they often became saturated at high biomass levels. Given that crop biomass is com...

Journal: :Environmental pollution 2015
Paul Arellano Kevin Tansey Heiko Balzter Doreen S Boyd

The global demand for fossil energy is triggering oil exploration and production projects in remote areas of the world. During the last few decades hydrocarbon production has caused pollution in the Amazon forest inflicting considerable environmental impact. Until now it is not clear how hydrocarbon pollution affects the health of the tropical forest flora. During a field campaign in polluted a...

Journal: :علوم گیاهان زراعی ایران 0
حمید رضا نیکخواه دانشجوی دکتری دانشگاه تهران و مربی پژوهشی مؤسسۀ تحقیقات اصلاح و تهیۀ نهال بذر ولی اله محمدی دانشیار، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج محمد رضا نقوی استاد، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج حسن سلطانلو دانشیار، دانشگاه علوم کشاورزی و منابع طبیعی گرگان

in order to investigate effective morpho-physiological traits related to salinity resistance, and their relationship with grain yield as well as study of salinity tolerance and susceptibility indices in 169 barley recombinant inbred lines, a  population of barley derived from a cross between arigashar and igri, this experiments were carried out using alpha lattice design with two replications d...

Journal: :Diabetes care 2004
Mahmoud Sulieman Rabea Asleh Zvi I Cabantchik William Breuer Doron Aronson Abeer Suleiman Rachel Miller-Lotan Haim Hammerman Andrew P Levy

A s a result of its strong oxidative activity, iron (1) has been hypothesized to be of importance in morbidity and mortality from atherosclerotic cardiovascular disease (CVD) (2). Numerous studies (3) have failed to show a relationship between total body iron and CVD. However, total iron may not be reflective of the risk of oxidative damage mediated by iron. A linkage between iron and CVD is mo...

2014
Zvi Ioav Cabantchik

In living systems iron appears predominantly associated with proteins, but can also be detected in forms referred as labile iron, which denotes the combined redox properties of iron and its amenability to exchange between ligands, including chelators. The labile cell iron (LCI) composition varies with metal concentration and substances with chelating groups but also with pH and the medium redox...

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