منابع مشابه
Symmetry and range limits in importance indices
Recently, Mingo has analyzed the properties of I imp, an importance index, and demonstrated that its range is not symmetrical. While agreeing with this comment, we believe that more light needs to be shed on the issue of symmetry in relation to such indices. Importance indices are calculated using three values: performance of the organism in the absence and in the presence of neighbors and maxi...
متن کاملQuantitative Ethnobotany Applications of multivariate and statistical analyses in ethnobotany
People and Plants Initiative, Division of Ecological Sciences, UNESCO, 7 Place de Fontenoy, 75352 Paris CEDEX 07 SP, France. This series of working papers is intended to provide information and to generate fruitful discussion on key issues in the sustainable and equitable use of plant resources. Please send comments on this paper and suggestions for future issues 6 PEOPLE AND PLANTS WORKING PAP...
متن کاملOf the importance of a leaf: the ethnobotany of sarma in Turkey and the Balkans
BACKGROUND Sarma - cooked leaves rolled around a filling made from rice and/or minced meat, possibly vegetables and seasoning plants - represents one of the most widespread feasting dishes of the Middle Eastern and South-Eastern European cuisines. Although cabbage and grape vine sarma is well-known worldwide, the use of alternative plant leaves remains largely unexplored. The aim of this resear...
متن کاملThe importance of normalisation in the construction of deprivation indices.
STUDY OBJECTIVES Measuring socio-economic deprivation is a major challenge usually addressed through the use of composite indices. This paper aims to clarify the technical details regarding composite index construction. The distribution of some variables, for example unemployment, varies over time, and these variations must be considered when composite indices are periodically re-evaluated. The...
متن کاملA Review of the Ethnobotany and Pharmacological Importance of Alstonia boonei De Wild (Apocynaceae)
Alstonia boonei De Wild is a herbal medicinal plant of West African origin, popularly known as God's tree or "Onyame dua". Within West Africa, it is considered as sacred in some forest communities; consequently the plant parts are not eaten. The plant parts have been traditionally used for its antimalarial, aphrodisiac, antidiabetic, antimicrobial, and antipyretic activities, which have also be...
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ژورنال
عنوان ژورنال: Ethnobotany Research and Applications
سال: 2007
ISSN: 1547-3465
DOI: 10.17348/era.5.0.201-218