Results 81 to 90 of about 3,214 (220)

Use of Landsat and SRTM Data to Detect Broad-Scale Biodiversity Patterns in Northwestern Amazonia

open access: yesRemote Sensing, 2012
Vegetation maps are the starting point for the design of protected areas and regional conservation plans. Accurate vegetation maps are missing for much of Amazonia, preventing the development of effective and compelling conservation strategies.
Alfonso Alonso   +6 more
doaj   +1 more source

The Franks Model CO2 Proxy: Do Assimilation Rate Values or Isotopic Corrections Optimize CO2 Reconstruction Accuracy?

open access: yesPaleoceanography and Paleoclimatology, Volume 41, Issue 4, April 2026.
Abstract Paleo‐CO2 proxies are crucial for reconstructing past atmospheric CO2 variations and understanding their impact on Earth's climate, especially in light of anthropogenic climate change. The mechanistic leaf gas exchange model of Franks et al.
H. Morck   +3 more
wiley   +1 more source

Identification and characterization of BAHD hydroxycinnamoyltransferases in the fern Neoblechnum brasiliense

open access: yesThe Plant Journal, Volume 126, Issue 1, April 2026.
Significance Statement Nine BAHD acyltransferases have been identified and characterized in the fern Neoblechnum brasiliense transferring hydroxycinnamoyl units onto various alcohol and amine acceptor substrates. Kinetic characterization showed that shikimic and quinic acids for ester formation as well as 3‐hydroxyanthranilic acid and tryptamine for ...
Maximilian Ufland, Maike Petersen
wiley   +1 more source

Pteridophytes diversity in the summit region of Gunung Ledang, Johor, Malaysia [PDF]

open access: yes, 2019
A study of pteridophytes diversity was conducted in Gunung Ledang, Johor which is the highest peak of the southern Peninsular Malaysia and gazette as Johor National Parks. It is a virgin forest undisturbed by human activities which consists of endemic
Shahruddin, Zulkefli
core  

THE PTERIDOPHYTES OF MISSISSIPPI

open access: yes, 1969
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
Jones, Samuel B.   +3 more
openaire   +2 more sources

Morpho-Physiological Responses of Shade-Loving Fern Polystichum spp. to Single and Combined Lead and Light Stress

open access: yesAgronomy
The effects of lead (Pb) stress on plant growth and physiological processes may depend on other environmental stresses coinciding. Knowledge of the response of shade-loving plants to stresses, particularly the relationship between Pb stress and light ...
Anna Pietrak   +3 more
doaj   +1 more source

PTERIDOPHYTA

open access: yesBothalia: African Biodiversity & Conservation, 1995
NEW DISTRIBUTION RECORDS OF SOUTH AFRICAN ...
J. E. Burrows, N. R. Crouch
doaj   +1 more source

Pteridophytes of the Interior Highlands of North America

open access: yes, 1975
Descriptions of the pteridophytes occurring in the Interior Highlands of North America and keys to their identification are presented. All pteridophytes known to occur in the state of Missouri are included.
Key, James S.
core  

New records of pteridophytes in summit region of Gunung Ledang, Johor [PDF]

open access: yes, 2016
Gunung Ledang or Mount Ophir is the highest peak of the southern Peninsular Malaysia and gazzeted as Johor National Parks. Studies on pteridophytes flora and diversity in Gunung Ledang, Johor has been done several times but none was documented validly ...
Go, Rusea   +2 more
core  

Phylogenetic Inferences and Historical Biogeography of Onocleaceae

open access: yesPlants
The family Onocleaceae represents a small family of terrestrial ferns, with four genera and around five species. It has a circumboreal to north temperate distribution, and exhibits a disjunct distribution between Eurasia and North America, including ...
Jing Zhao   +9 more
doaj   +1 more source

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