Results 51 to 60 of about 837,089 (216)

Productivity Analysis of Modified Farm Tractors in Forwarding Industrial Wood Products

open access: yesНаукові праці Лісівничої академії наук України, 2020
Public demands for forest products and services have been increasing gradually in many countries all over the world. Among the forest products, mostly round woods are produced in Turkey due to high economic value.
Taş İnanç, Akay Abdullah Emin
doaj   +1 more source

Productivity and cost analysis of skidding with Timberjack 450C in forest plantations in Shafaroud watershed, Iran

open access: yesJournal of Forest Science, 2013
We present research results of timber skidding by a Timberjack 450C skidder in the path cutting of pine trees in Shafaroud watershed. Time studies were conducted to quantify the productivity and perational cost of skidding by a skidder in a plantation in
M. Nikooy, A. Esmailnezhad, R. Naghdi
doaj   +1 more source

Full-time Studies and Volunteering

open access: yesJournal of Nepal Medical Association, 2020
Our volunteering began being a part of the editorial support team in the Journal of Nepal Medical Association. This has really built up our confidence to work as a team. During our days in Journal Office, a sudden knock of another opportunity stroke our door.
Aliska Niroula, Shreedhar Prasad Acharya
openaire   +4 more sources

Leukemia and Exposure to Potential Benzene Sources in Children From the Mexico City Metropolitan Area, 2010–2021: A Geospatial Analysis

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Leukemia is the most common childhood cancer in Mexico, and acute lymphoblastic leukemia (ALL) is the most frequent subtype. Exposure to high concentrations of benzene has been associated with ALL incidence, particularly in urban areas. This study evaluated the relationship between distance to benzene emission sources and the number
Orlando Rivera Zurita   +5 more
wiley   +1 more source

Evaluation of felling productivity in Shafarood forest (Guilan province) [PDF]

open access: yesتحقیقات جنگل و صنوبر ایران, 2010
Felling as the initiation of harvesting chain-work is the first step for preparing trees to market consumption which has severe effect on the subsequent work stages.
Ramein Naghdi   +3 more
doaj  

Determination of forest skid trail density in Caspian forests, Iran

open access: yesJournal of Forest Science, 2016
Calculation of Skid Trail Spacing (STS) is an important option to minimize the total costs of skidding. Construction of many skid trails increases the construction cost, it also results in more degradation on different levels in forests.
M. Lotfalian   +4 more
doaj   +1 more source

Early Impact of Childhood Opportunity on Neurocognitive Outcomes in Sickle Cell Disease

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Neurocognitive impairment is a well‐recognized complication of sickle cell disease (SCD) that begins early in childhood and persists across development. While cerebrovascular injury contributes substantially to risk, neurocognitive deficits are also observed in children without overt or silent cerebral infarctions, suggesting ...
Julia E. LaMotte   +5 more
wiley   +1 more source

Evaluation of popular drug information resources on clinically useful and actionable pharmacogenomic information

open access: yesJournal of the Medical Library Association, 2016
Background: Pharmacogenomics is the study of how genes affect a person’s response to drugs. This descriptive study assessed whether popular drug information resources provide clinically useful pharmacogenomic (PGx) information.
Jennifer S. Chang   +5 more
doaj  

Psychosocial Functioning After Pediatric Bone Sarcoma: Generic and Survivor‐Specific Outcomes in Adolescent and Young Adult Patients

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Pediatric bone sarcoma patients and survivors may experience psychosocial challenges related to childhood cancer after their intensive, body‐altering treatment. This cross‐sectional study aimed to evaluate generic and survivor‐specific psychosocial outcomes in a national cohort of pediatric bone sarcoma patients and survivors, and ...
Hinke van der Hoek   +14 more
wiley   +1 more source

科舉文明:被視為臺灣教育改革阻力的文化 Civil Service Examination Civilization: The Culture of the Resistance to the Taiwan Educational Reforms

open access: yes臺灣教育社會學研究, 2010
本文旨在建立「科舉文明」這一理念型概念,以做為解釋反對教改諸種議題相關的社會結構基礎。透過科舉制度的傳統,教育與社會地位/階級/關係/家庭主義的教條之關係被緊密相連起來。雖然臺灣社會正在變遷當中,但是教改所威脅到的科舉考試傳統仍被視為是反抗教改之社會解釋的基礎。本研究發現,升學主義並不是迷信,而是科舉文明豐富內涵之中的一項行動機制,而升學考試制度則是國家與人民在政治經濟學上精算的結果。 In this article the grounds for a social explanation of ...
林民程 Min-Cheng Lin
doaj  

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