Results 41 to 50 of about 1,194 (176)

Dataset of herbarium specimens of threatened vascular plants in Catalonia [PDF]

open access: yes, 2017
22 p., tablas, gráficos, mapas -- Este es un artículo de acceso abierto distribuido bajo los términos de la licencia Creative Commons Attribution License (CC BY 4.0), que permite un uso no restringido, la distribución y la reproducción en cualquier medio,
Consorci del Museu de Ciències Naturals de Barcelona   +6 more
core   +3 more sources

Palinomorfos del Holoceno en la cuenca alta del Río Lerma, Estado de México, México

open access: yesBotan‪ical Sciences, 2003
En los sedimentos de la laguna de Chignahuapan, Estado de México, México, se identificaron 96 palinomorfos. Se encontraron 8 taxa correspondientes a algas, un género y una familia tanto para Equisetopsida como para Lycopodiopsida, y 6 familias con 10 ...
Beatriz Ludlow-Wiechers   +2 more
doaj   +1 more source

A Group 6 LEA Protein Plays Key Roles in Tolerance to Water Deficit, and in Maintaining the Glassy State and Longevity of Seeds. [PDF]

open access: yesPlant Cell Environ
ABSTRACT Plants have a wide range of adaptive and protective mechanisms to cope with dehydration. Central in these processes are the Late Embryogenesis Abundant (LEA) proteins, whose levels notably increase in response to dehydration during seed development and vegetative tissues.
Arroyo-Mosso IA   +8 more
europepmc   +2 more sources

The Diversity of Pteridophyta at Mountain Telomoyo as Biology Learning Resources [PDF]

open access: yes, 2021
The identification and utilization of pteridophyta diversity in the Telomoyo mountain area in learning activities has not been implemented. On the other hand, Biology as a science subject needs to be presented through scientific learning to encourage the
Nur Alamsyah, Muhammad Radian   +1 more
core   +2 more sources

A Danian subtropical lacustrine palynobiota from South America (Bororó Formation, San Jorge Basin, Patagonia - Argentina) [PDF]

open access: yes, 2009
New results on a lacustrine Danian palynological association in extra-andean northern Patagonia (lower member of the Cerro Bororó Formation, San Jorge Basin, Chubut province, Argentina) are presented.
Melendi, D.L.   +2 more
core   +4 more sources

New result of Phytostratigraphic study of Sainshandhudag and Murgustug Formations in South Mongolia (Tsokhiot and Oyu Tolgoi)

open access: yesMongolian Geoscientist, 2019
Carboniferous monodominant fossil plants are found in dark and greenish gray colored siltstones in east and west part of Oyu Tolgoi area. The Sainshandhudag Formation is divided into 3 members from bottom to top such as Ulgii, Tsagaansuvarga and Aman-Us,
Luvsantseden Uranbileg   +3 more
doaj   +1 more source

The PREDICTS database: a global database of how local terrestrial biodiversity responds to human impacts [PDF]

open access: yes, 2014
Biodiversity continues to decline in the face of increasing anthropogenic pressures such as habitat destruction, exploitation, pollution and introduction of alien species.
Brito, I   +4 more
core   +5 more sources

KEANEKARAGAMAN TUMBUHAN PAKU (PTERIDOPHYTA) DI DAERAH ALIRAN SUNGAI PEPUWATU DESA PRAI PAHA KABUPATEN SUMBA TIMUR SEBAGAI SUMBER BELAJAR BIOLOGI [PDF]

open access: yes, 2022
This study aims to describe the diversity of ferns found in the Pepuwatu River Basin, Prai Paha Village, East Sumba Regency, and to describe the ferns in the Pepuwatu River Basin, Prai Paha Village, East Sumba Regency as a learning resource.
Leki, Patresia Taba   +2 more
core   +2 more sources

Diversidad de licopodios y helechos del bosque tropical subcaducifolio del estado de Hidalgo, México

open access: yesActa Botanica Mexicana, 2018
Antecedentes y Objetivos: Los estudios florísticos enfocados en helechos y licopodios en los bosques tropicales de México son escasos. Los objetivos de la presente investigación fueron conocer la riqueza de ambos grupos en el bosque tropical ...
Dorismilda Martínez-Cabrera   +4 more
doaj   +1 more source

Mathematical modeling and comparison of protein size distribution in different plant, animal, fungal and microbial species reveals a negative correlation between protein size and protein number, thus providing insight into the evolution of proteomes [PDF]

open access: yes, 2012
Background The sizes of proteins are relevant to their biochemical structure and for their biological function. The statistical distribution of protein lengths across a diverse set of taxa can provide hints about the evolution of proteomes. Results Using
Axel Tiessen   +2 more
core   +1 more source

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