نتایج جستجو برای: cyclical process of succession

تعداد نتایج: 21207448  

2013
Nguyen E. López-Lozano Karla B. Heidelberg William C. Nelson Felipe García-Oliva Luis E. Eguiarte Valeria Souza

Ecological succession is one of the most important concepts in ecology. However for microbial community succession, there is a lack of a solid theoretical framework regarding succession in microorganisms. This is in part due to microbial community complexity and plasticity but also because little is known about temporal patterns of microbial community shifts in different kinds of ecosystems, in...

Journal: :Journal of English Language Teaching Innovations and Materials (Jeltim) 2023

This study was designed to investigate the cyclical self-assessment process in Academic Writing class mediated by Artificial Intelligence (AI). narrative inquiry elicited data from three university students having different writing proficiency levels: high, middle, and low levels at one Indonesia. The collected through reflective notes interviews. then analysed using thematic analysis. revealed...

Journal: :Journal of Digestive Endoscopy 2014

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1390

acknowledgements i wish to express my gratitude to all those who have helped me in preparing this thesis. i would like to express my deep gratitude to my respected advisor dr. kourosh akef, whose advice and comments helped me in the early stages of the research and throughout the writing process. i would also like to express my gratitude to dr. hajar khanmohammad whose invaluable guidance he...

Journal: :Journal of neurology, neurosurgery, and psychiatry 1977
N Vijayan V K Vijayan P M Dreyfus

Menstrually related temporary remissions of myasthenic symptoms are reported to occur in 25 to 50% of female patients. Even though this has been attributed to hormonal changes associated with the menstrual cycle the underlying mechanism of this hormonal influence has remained elusive. The present study demonstrated a cyclical variation in the activity of red cell acetylcholinesterase (EC 3.1.1....

Journal: :International Journal of Business and Management 2015

2011

I propose a method to estimate cyclical DSGE models using the raw data. The approach links the observables to the model counterparts via a ‡exible speci…cation which does not require that the cyclical component is solely located at business cycle frequencies and allows the noncyclical component to take various time series patterns. Applying standard data transformation induces distortions in st...

2013
Sergii V. Chernyshenko Roman V. Ruzich

Models of the long-term ecological successions are considered. Succession process is considered as step-bystep changing of dominant association. The model of open Eigen’s hypercycle has been used for modeling of the process. Qualitative analysis for three-dimension case has been carried out, and local bifurcations have been investigated. The process of succession can be interpreted as system’s ...

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