نتایج جستجو برای: meta analyzes
تعداد نتایج: 198785 فیلتر نتایج به سال:
Dialogues are generated in a joint process of offering and accepting moves. Depending on the dialogue genre, there is usually one participant who takes the initiative; other participants respond to the initiative. In this paper, we further investigate the process of uptake [1, 4]. Essentially, an initiative is ambivalent. The way in which an initiative is ‘taken up’, allows the responder to mod...
Abstract Over the past three decades, cereal subsector in Ghana has contributed immensely to food security country. However, limited evidence exists on production performance of this subsector, particularly terms heterogeneities across agro-ecological zones. This paper analyzes technology and using a nationally representative data set from 26,449 farms meta-stochastic frontier approach. The emp...
The use of meta-analysis in medicine is widespread nowadays, particularly in the field of interventional cardiology. Meta-analysis is a statistical approach aiming to combine date from a large number of patients from randomized clinical studies and/or non-randomized registries so as to obtain a pooled estimate of the results and to answer specific research questions. It is important to take the...
Excess fertilization is a major cause of agricultural environmental pollution. However, different studies attribute farmers’ behavior to factors, hindering theoretical and empirical development. Using meta-analysis 64 on Chinese behavior, this study first systematically collects, combines, analyzes the existing identify key influencing factors that may affect environment-friendly (FEFB) in Chin...
Pesticides are substances often described as carcinogenic initiators for some neoplasms, such lympho-hematopoietic and breast cancer. As cancer of the digestive system, this relationship is still poorly explored requires more evidence. A systematic review with meta-analysis was conducted on association between pesticides system in PUBMED database. Of 567 papers found, 32 were approved qualitati...
In recent years, developments in the field of molecular biology and genetics have led to increase biological information stored databases. The same volume occurred zoology, but development databases was not addressed this area. We prepared a relational database its diagram Microsoft SQL Server Management Studio (SSMS) program. Our results represent experience with construction new design for zo...
We use fuel oil as an alternative in compression ignition engines without modification. In this study, we performed tests at different engine speeds using diesel blends a engine. Energy and exergy analysis was carried out the performance emission values got from these tests. Through energy analysis, distribution of determined thermal efficiency calculated. The highest is 34.76% on F40 2250 rpm....
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