نتایج جستجو برای: animal poisonous

تعداد نتایج: 208850  

Journal: :Journal of Ethnobiology and Ethnomedicine 2007
Sean WM Collins Xisto Martins Andrew Mitchell Awegechew Teshome John T Arnason

BACKGROUND An ethnobotanical study of medicinal and poisonous plants used by the East Timor resistance was undertaken in the Lautem District of East Timor to study medicinal plant use in the region. Interviews were conducted with a single key consultant from the resistance army who belonged to the Fataluku culture. This study is of importance as a historical document and because no previous med...

Journal: :Journal of theoretical biology 2000
P A Cornillon D Pontier M J Rochet

Comparative methods are used to investigate the attributes of present species or higher taxa. Difficulties arise from the phylogenetic heritage: taxa are not independent and neglecting phylogenetic inertia can lead to inaccurate results. Within-species variations in life-history traits are also not negligible, but most comparative methods are not designed to take them into account. Taxa are gen...

Journal: :Journal of fish biology 2010
V C Chong P K Y Lee C M Lau

A total of 1951 species of freshwater and marine fishes belonging to 704 genera and 186 families are recorded in Malaysia. Almost half (48%) are currently threatened to some degree, while nearly one third (27%) mostly from the marine and coral habitats require urgent scientific studies to evaluate their status. Freshwater habitats encompass the highest percentage of threatened fish species (87%...

Journal: :Journal of vector borne diseases 2012
Gautam Aditya Santanu Pal Nabaneeta Saha Goutam Saha

BACKGROUND & OBJECTIVES Indigenous larvivorous fishes bear potential for regulating vector mosquitoes through trophic interactions. The mosquito prey preference of five indigenous larvivorous fishes in the presence of alternative food items was assessed to highlight their use in mosquito vector management. METHODS Laboratory experiments were carried out using the larvivorous fishes Ambassis (...

2004
Telmo Morato William W. L. Cheung Tony J. Pitcher

Based on life history and ecological characteristics, several authors have placed seamount fishes at the extreme end of the vulnerability spectrum. However, it was still unclear if there is justification for the generalization that seamount fishes overall possess specific life-history characteristics that render them more vulnerable to fishing than other species. In this contribution, we test t...

Journal: :Gaceta medica de Mexico 2006
María José Frayre-Torres Elizabeth Sevilla-Godínez Maria de Jesús Orozco-Valerio Jesús Armas Alfredo Celis

OBJECTIVE To describe the trend of standardized mortality by contact with poisonous snakes and lizards in Mexico from 1979 to 2003. MATERIAL AND METHODS We describe the standardized mortality trend by contact with poisonous snakes and lizards occurring in Mexico from 1979 to 2003, and report the mortality data bases from the INEGI (Instituto Nacional de Estadística, Geografía e Informática). ...

ژورنال: :مجله گیاهشناسی ایران 2000
حسن ابراهیم زاده وحید نیکنام علی اصغر معصومی

برگچه های 111 نمونه هرباریومی از گون های کرک دوشاخه ایران، شامل82 گونه از 13 بخش، به منظور تشخیص ترکیبات ازت دار آلیفاتیک سمی مورد بررسی قرار گرفتند. کاتابولیت های ترکیبات ازت دار، 3-نیترو 1-پروپانول و اسید3- نیتروپروپیونیک، برای احشام سمی هستند. بعلاوه این ترکیبات در طبقه بندی گیاهان نیز حائز اهمیت می باشند. وجود این نیتروتوکسین ها در 4 گونه از 82 گونه مذکور گزارش می شود.

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