نتایج جستجو برای: shanon index h
تعداد نتایج: 905821 فیلتر نتایج به سال:
There is increasing interest in using natural enemies to control pests urban green spaces, but this often hampered by a lack of information on particular pest groups. Here we provide an assessment for the first time seasonal population coccid species and its Chamaecyparis lawsoniana (A. Murray) Parl, 1864. The main pest, Planococcus vovae (Nasonov, 1909), attacked parasitoids predators. Accordi...
background: we conducted a comprehensive bibliometrics analysis to calculate the h, g, m, a and r indicators for all iranian biomedical research centers (ibrcs) from the output of isi web of science (wos) and scopus between 1991 and 2010. we compared the research performance of the research centers according to these indicators. methods : this was a cross-sectional and descriptive-analytical ...
to evaluate the genetic variations in eleven fennel populations in iran, 55 accessions were analyzed by srap markers. twelve primer combinations produced 171 polymorphic bands. the cumulative dendrogram delineated fennel accessions into five major groups in accordance to the geographical regions from which the populations were originated. about 43.57% of total genetic variation was detected amo...
Five locations were sampled with three duplicates from each throughout the course of a six-month period, November 2021 to April 2022, in order assess biodiversity crustaceans. Water was also included samples. Certain chemical and physical characteristics water are measured. overall density aquatic insects varied (1–257) individuals/L, month had greatest density. According findings isolation ide...
Introduction: J.E.Hirsch introduced H Index to scientometric domain , representing actual scientific profitability quality of a researcher’s publications and is equal to effective index for researchers. Literature review:Studies showed that documents database have provided different H scores for each researcher and for different scientific fields. Despite the utmost advantages of H-index it als...
The existence of mangrove forests is very important in an area because as a habitat for various types wildlife, especially birds. This study aims to determine the diversity bird species Kelagian Besar Mangrove Forest, Lampung Province. Data on was obtained by IPA (Indices Ponctual Abundance) method. collection recording type and number individual birds found. Species identification also uses me...
چکیده Jorge E. Hirsch در سال 2005 میلادی، شاخصی را با عنوان h index ابداع کرده است که به وسیلة آن، بازده علمی دانشمندان و محققان، با عدد نشان داده میشود. در این مقاله، تعریف h index همراه با مثالی از بانک اطلاعاتی Scopus، برای درک بهتر تع...
The commentaries by Shanon (2003) and Pribram (2003) on our original article (Ramachandran & Hubbard, 2001) are stimulating and make a valuable contribution to the knowledge and thinking about synaesthesia, and indeed the mind in general. We were gratified to see the overall level of agreement with our general framework. For example, both of the authors endorse our connection between the percep...
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