Results 91 to 100 of about 5,096 (214)

A modification to the SCAR (Sequence Characterized Amplified Region) method provides phylogenetic insights within Ceratozamia (Zamiaceae) Una modificación al método SCAR (Sequence Characterized Amplified Region) aporta entendimiento filogenético en Ceratozamia (Zamiaceae)

open access: yesRevista Mexicana de Biodiversidad, 2012
Phylogenetic relationships among closely related plant species are still problematic. DNA intergenic regions often are insufficiently variable to provide desired resolution or support. In this study, a modification to the Sequence Characterized Amplified
Dolores González, Andrew P. Vovides
doaj  

Cycads and their association with certain neurodegenerative diseases

open access: yesNeurología (English Edition), 2014
Introduction: Cycads are ornamental plants that in some parts of the world are used as fresh food or raw material for producing flour with a high nutritional value. However, they also contain active compounds, including methylazoxymethanol, β-methylamino-
E. Rivadeneyra-Domínguez   +1 more
doaj   +1 more source

Evaluación de alternativas para el combate de la escama de las cicas (Aulacaspis yasumatsui) (Hemiptera: Diaspididae) en un cultivo de Cycas revoluta, Santa Clara, San Carlos [PDF]

open access: yes, 2011
Proyecto de graduación (Licenciatura en Ingeniería de Agronomía) Instituto Tecnológico de CostaRica, Escuela de Agronomía, 2011La escama de las cicas (Aulacaspis yasumatsui) es un hemíptero de la familia Diaspidae.
Naranjo-Díaz, César
core  

Pre- and Postemergence Herbicides for Use Around Palms and Cycads

open access: yesEDIS, 2007
ENH-1070, a 9-page fact sheet by Robert H. Stamps, Jeffrey G. Norcini, Timothy K. Broschat, and Charles W. Meister, lists herbicides for use in nurseries to reduce weed management costs in nurseries and maintenance costs in landscapes.
Robert H. Stamps   +3 more
doaj   +1 more source

Sexual dimorphism, fresh water dispersal range, and prey items of Marine toads (Rhinella marina) in Lennox Head, Australia [PDF]

open access: yes, 2012
The invasive cane or marine toad (Rhinella marina) has spread across much of Australia since its initial introduction in 1935. Naturally found in Central and South America, R.
Strong, Jennifer R.
core   +2 more sources

Announcement of the 19th Plant Species Biology Best Paper Award (PSB Award)

open access: yes
Plant Species Biology, Volume 41, Issue 2, March 2026.
Takashi Miyake
wiley   +1 more source

Complete Genomes of Symbiotic Cyanobacteria Clarify the Evolution of Vanadium-Nitrogenase. [PDF]

open access: yes, 2019
Plant endosymbiosis with nitrogen-fixing cyanobacteria has independently evolved in diverse plant lineages, offering a unique window to study the evolution and genetics of plant-microbe interaction.
Guadalupe, Yessenia A   +7 more
core   +1 more source

Whole-Genome Resequencing Reveals Phylogenetic Relationships and Sex Differentiation Mechanisms Among Fujian Cycas Species

open access: yesHorticulturae
Cycads, renowned as “living fossils”, are among the most ancient extant seed plants, playing a crucial role in understanding plant evolution and sex differentiation.
Xinyu Xu   +13 more
doaj   +1 more source

The Cycads [PDF]

open access: yesJournal of Range Management, 2004
David L. Scarnecchia, Loran M. Whitelock
openaire   +2 more sources

Species 2000 & ITIS Catalogue of Life, 2013 Annual Checklist [PDF]

open access: yes, 2013
This release of the Catalogue of Life contains contributions from 132 databases with information on 1,352,112 species, 114,069 infraspecific taxa and also includes 928,147 synonyms and 408,689 common names covering the following groups: Viruses ...

core  

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