بحث بسيط
السجلات المعروضة 31 -- 40 من 358
Algal toxins and producers in the marine waters of Qatar, Arabian Gulf
(
Elsevier Ltd
, 2016 , Article)
Harmful Algal Bloom species are ubiquitous and their blooms occur in the Arabian Gulf. In this study, two cruises were performed in 2012 and 2013 to collect phytoplankton samples from 4 sites in the Arabian Gulf. Toxin ...
Statistical Analysis of Cultural Parameters Influencing Delta-Endotoxins and Proteases Productions by Bacillus thuringiensis kurstaki
(
Springer Verlag
, 2016 , Article)
Bacillus thuringiensis is a spore-forming bacterium that produces delta-endotoxins, which are toxic to lepidopterans, dipterans and coleopterans. Concomitantly with production of delta-endotoxins, B. thuringiensis produces ...
The effects of knee joint kinematics on anterior cruciate ligament injury and articular cartilage damage
(
Taylor and Francis Ltd.
, 2016 , Article)
This study determined which knee joint motions lead to anterior cruciate ligament (ACL) rupture with the knee at 25° of flexion. The knee was subjected to internal and external rotations, as well as varus and valgus motions. ...
Gender Difference in Teachers' Mathematical Knowledge for Teaching in the Context of Single-Sex Classrooms
(
Springer Netherlands
, 2016 , Article)
This study examines gender differences of teachers on their mathematical knowledge for teaching in the context of single-sex classrooms in Saudi Arabia. A translated version of the Mathematical Knowledge for Teaching (MKT) ...
A new model for learning Arabic script
(
Editura Universitatii din Bucuresti
, 2016 , Article)
This paper intends to solve a long lasting pedagogical problem that is still confronting Arabic learners and teachers by introducing a new approach to learning the Arabic script. The new model minimizes the 110 graphemes ...
Loading Rates of Dust and Metals in Residential Houses of Arid and Dry Climatic Regions
(
Taiwan Association for Aerosol Research
, 2016 , Article)
Dust samples were collected from 38 naturally ventilated houses for 12 weeks. Effects of three variables in two groups each were evaluated: proximity to traffic density (main- and side-roads), cigarettes smoking (smoking ...
Social workers in a Qatari health setting: responding positively to ethical problems
(
Routledge
, 2016 , Article)
Social workers in health settings often face challenging ethical problems in their daily practice. These challenges may be internal in nature and in particular related to their personal and cultural beliefs. The aim of ...
Scalable synthesis of mesoporous titania microspheres via spray-drying method
(
Academic Press Inc.
, 2016 , Article)
Mesoporous TiO2 has several potential applications due to its unique electronic and optical properties, although its structures and morphologies are typically difficult to tune because of its uncontrollable and fast sol-gel ...
Estimation procedures based on preliminary test in exponential distribution under progressive censoring
(
Nova Science Publishers, Inc.
, 2016 , Article)
This paper considers the preliminary test estimator of the unknown parameter of the exponential distribution based on progressively Type-II censored samples. The mean squared error of the proposed estimator is derived and ...
Inference for multiple linear regression model with extended skew normal errors
(
ISOSS PUBLICATIONS
, 2016 , Article)
This paper presents the estimation of the parameters of the multiple linear regression model when errors are assumed to follow the independent extended skew normal distribution. The estimators of the regression parameters ...