نتایج جستجو برای: plant taxonomy

تعداد نتایج: 422678  

2000
Cedric Raguenaud Jessie B. Kennedy Peter J. Barclay

In [13], a new model of plant taxonomy (Prometheus) was designed; it supports multiple overlapping classifications, and distinguishes the process of naming from classifying. The concepts identified in this taxonomic model necessitated the design of a new database model (POOM) to represent and manipulate the data. POOM is an extended object oriented model which emphasises relationships, thereby ...

Journal: :Isis 2021

AbstractThis essay explores the intersection of race science and plant taxonomy in creation evolutionary taxonomies (phylogenies) populations Zea mays, also known as maize or corn. Fol...

Journal: :Genome informatics. International Conference on Genome Informatics 2006
Gabriel Valiente

The comparative analysis of phylogenies obtained using different phylogenetic methods or different gene sequences for a given set of species, is usually done by computing some quantitative measure of similarity between the phylogenetic trees. Such a quantitative approach provides little insight into the actual similarities and differences between the alternative phylogenies. In this paper, we p...

Journal: :Ecology letters 2016
Carsten Meyer Patrick Weigelt Holger Kreft

Plants are a hyperdiverse clade that plays a key role in maintaining ecological and evolutionary processes as well as human livelihoods. Biases, gaps and uncertainties in plant occurrence information remain a central problem in ecology and conservation, but these limitations remain largely unassessed globally. In this synthesis, we propose a conceptual framework for analysing gaps in informatio...

2017
Jonathan A. Rees Karen Cranston

Taxonomy and nomenclature data are critical for any project that synthesizes biodiversity data, as most biodiversity data sets use taxonomic names to identify taxa. Open Tree of Life is one such project, synthesizing sets of published phylogenetic trees into comprehensive summary trees. No single published taxonomy met the taxonomic and nomenclatural needs of the project. Here we describe a sys...

2013
Petr Pyšek Philip E. Hulme Laura A. Meyerson Gideon F. Smith James S. Boatwright Neil R. Crouch Estrela Figueiredo Llewellyn C. Foxcroft Vojtěch Jarošík David M. Richardson Jan Suda John R. U. Wilson

This paper explores how a lack of taxonomic expertise, and by implication a dearth of taxonomic products such as identification tools, has hindered progress in understanding and managing biological invasions. It also explores how the taxonomic endeavour could benefit from studies of invasive species. We review the literature on the current situation in taxonomy with a focus on the challenges of...

Journal: :Big data and cognitive computing 2023

Plant taxonomy is the scientific study of classification and naming various plant species. It a branch biology that aims to categorize organize diverse variety life on earth. Traditionally, has been performed using morphological anatomical characteristics, such as leaf shape, flower structure, seed fruit characters. Artificial intelligence (AI), machine learning, especially deep learning can al...

Journal: :Biodiversitas Journal of Biological Diversity 1970

Journal: :Genetics and molecular research : GMR 2015
Y C Yang T L Kung C Y Hu S F Lin

Variation in the chloroplast DNA sequence is useful for plant phylogenetic studies. However, the number of variable sequences provided by chloroplast DNA for suggested genes or genomic regions in plant phylogenetic analyses is often inadequate. To identify conserved regions that can be used to design primers and amplify variable sequences for use in plant phylogenetic studies, the complete chlo...

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