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Now showing items 2667-2686 of 9119
Effects of Nutrient Solution Temperature on Lettuce Grown in a Nutrient Film Technique System
(2017-11-20)
Increases in global population coupled with predicted depletion of natural resources has created a push for more intensive and efficient food production. Greenhouse production has been shown to significantly increase water, ...
Effects of Oil Dispersants on the Transport of Oil Contaminants and Photolysis/Photocatalysis of Oil-Related PAHs
(2016-08-03)
Petroleum is the largest energy source consumed in the US today. Routine oil exploration, transportation, refining, and consumption process result in the release of a large amount of oil into marine environments. Oil spills ...
Effects of Ozone Pollution and Climate Variability/Change on Spatial and Temporal Patterns of Terrestrial Primary Productivity and Carbon Storage in China
(2009-12-08)
Over the past several decades, China’s terrestrial ecosystems have experienced severe air pollution and other environmental changes. Quantifying how these environmental changes have affected carbon (C) fluxes and storage ...
The Effects of Parental Self-Efficacy on Parental Involvement and on Pre-School Aged Children’s Readiness for the Transition to Kindergarten
(2012-12-05)
Using data from the Early Childhood Longitudinal Study Kindergarten Class of 1998-99 (ECLS-K), demographic and parental predictors of parental self-efficacy were identified among parents with children transitioning to ...
The Effects of Parenting and Religiosity on Deviance in Slovene Adolescents
(2014-04-23)
The current investigation studied the relations between positive parenting (parental warmth and monitoring), adolescent religiosity, low self-control, and deviance among Slovenian adolescents (N = 816). The study sought ...
The Effects of Peer Tutoring and Group Counseling on Academic Achievement and Behavior of At-Risk Junior High Males
(2005-08-15)
This study investigated academic achievement and behavior of 8th and 9th grade male students by examining their grade average and frequency of discipline office referrals before and after the peer tutoring and group ...
Effects of Periodic Cooling During Incubation on Lifelong Physiology in Zebra Finches
(2019-04-16)
Developmental stress can have long term consequences on phenotypes. In birds, incubation temperature is critically deterministic for a range of traits. When parents leave the nest to forage, developing embryos can be exposed ...
Effects of Personality Traits on Predicting Substance Dependence in University Students
(2013-07-08)
College students who do not successfully complete undergraduate studies by obtaining
bachelor’s degrees have much lower average lifetime earnings than college students who do
obtain bachelor’s degrees. Research ...
Effects of physical activity on cortisol levels in African American toddlers attending full-time daycare
(2005-12-15)
Cortisol is a glucocorticoid hormone secreted by the adrenal cortex in response to both physical and psychological stressors. A baseline, diurnal pattern of activity, which peaks soon after waking and declines throughout ...
The Effects of Physical Therapy Clinical Experiences on Post-Professional Orthopaedic Knowledge
(2020-05-14)
While it is the case that physical therapists who complete an orthopaedic residency program are more likely to pass the orthopaedic specialist examination, it is unclear if these programs provide those students with more ...
The Effects of Phytase and Non-starch Polysaccharide Enzymes in Poultry Production
(2021-11-19)
Feed is the largest expense in broiler production; therefore, feed additives have become commonplace in broiler diets to reduce feed cost and improve live performance. Exogenous enzymes have been used for over 50 years to ...
Effects of Piperazine Derivatives on Hippocampal and Dopaminergic Neurotransmission
(2019-10-08)
Designer Drugs are a group of psychoactive substances synthesized from chemicals to emulate the pharmacodynamic and pharmacokinetic actions of widely used substances of abuse. A minor modification of the chemical structure ...
Effects of Plant Growth-Promoting Rhizobacteria (PGPR) Treatment of Cotton on the Oviposition Behavior of Spodoptera exigua (Hübner) (Lepidoptera: Noctuidae)
(2012-03-29)
Treating crops with a group of naturally-occurring root bacteria, termed plant growth-promoting rhizobacteria (PGPR), has been shown to increase plant growth and enhance plant health in different ways. Although much is ...
Effects of Planting Density, Prescribed Fire, and Other Factors on Stand Structure and Wildlife Habitat in Longleaf Pine Stands in Alabama
(2019-05-01)
Though the distribution of longleaf pine (Pinus palustris) forests has decreased throughout the past century, increasing awareness of the economic and ecological benefits of longleaf silviculture has stimulated restoration ...
The Effects of Poly-Victimization and Caregiver Attachment on Disclosure of Illegal Sexual Behavior
(2016-08-04)
This study examined the relationships between poly-victimization (i.e., cumulative types of victimization), caregiver attachment, and disclosure of illegal sexual behavior in adolescent males detained in sex offender ...
Effects of Polyacrylamide Hydrogel on the Properties of Sand
(2010-08-18)
A study on the effects of polyacrylamide hydrogel on the properties of Ottawa sand was conducted. Laboratory testing included stress-controlled cyclic triaxial tests, consolidated undrained triaxial compression tests, and ...
The Effects of Polyethylene and Cereal Rye Mulch, Tillage, and Herbicides on Tomato and Watermelon Yield and Weed Control
(2017-01-11)
Cereal rye, polyethylene mulching, and tillage all have an impact on the yield and growth of weeds. Herbicides have been used to control weed growth for decades. Using these in conjunction can possibly demonstrate ways to ...
The Effects of Positive Behavior Supports on Academic Achievement in Alabama
(2011-08-03)
This dissertation examined the potential effects of Positive Behavior Supports (PBS) on academic achievement in the State of Alabama as measured by the scores of the Alabama Reading and Math Test (ARMT) for fourth graders. ...
The effects of practicing a motor skill with the expectation of teaching it: Benefits to skill learning, potential underlying mechanisms, and effects on skill performance under psychological pressure
(2018-06-07)
This dissertation describes a program of research (consisted of five studies) that focused on investigating a practical technique intended to enhance individuals’ motor learning. Specifically, I examined whether learners ...
Effects of pre- and probiotics on pond production, growth and disease susceptibility of channel catfish Ictalurus punctatus and Nile tilapia Oreochromis niloticus
(2013-12-04)
Disease outbreaks have become a major challenge to the profitable culture of fish and shellfish as aquaculture operations intensify. Globally, total annual losses from disease outbreaks have reached billions of United ...