Results 71 to 80 of about 49,815 (315)

The "double cut alternative" (DCA) tapping system: an innovative tapping system designed for Thai rubber smallholdings using high tapping frequency [PDF]

open access: yes, 2011
In Thailand, the continuous decrease in the size of rubber plantations has led to the general adoption of intensive tapping systems which may lead to over harvesting, high rates of tapping panel dryness (TPD), short life-cycles of the plantations, and ...
Chantuma, Pisamai   +3 more
core  

Development and Investigation of the Synergistic Properties of Latex (Hevea brasiliensis)/Poly (Vinyl Alcohol) as a Potential Dermal Dressing

open access: yesJournal of Applied Polymer Science, Volume 143, Issue 10, March 10, 2026.
Development and physicochemical and biological characterization of Latex/PVA membranes at different ratios. ABSTRACT Research on dermal dressings has become increasingly important due to the need for affordable, effective, and accessible alternatives to costly and invasive conventional treatments, with materials such as Latex from Hevea brasiliensis ...
Jessica Asami   +6 more
wiley   +1 more source

Plantae Colombianae,X: I.-De Euphorbiaceis notae diversae Plantae Colombianae,X: I.-De Euphorbiaceis notae diversae

open access: yesCaldasia, 1945
Cunuria Spruceana / Hevea guianensis / Hevea viridis / Senefeldera chiribiquetensis / Saurauia brachybotrys / Saurauia chortophylla /  Saurauia floccifera / Saurauia parviflora / Saurauia pseudoleucocarpa / Saurauia pycnotricha / Saurauia Smithiana ...
Schultes Richard Evans
doaj  

microRNAs: new regulatores of biological function in Hevea brasilienis [PDF]

open access: yes, 2012
Fine regulation of gene expression is partially ensured by microRNAs (miRNAs) in response to external stimuli. They negatively regulate gene expression by targeting the cleavage or inhibit the translation of target messenger RN As (mRNAs).
Chaidamsari, Tetty   +5 more
core  

Investigating the Mechanistic and Structural Role of Lipid Hydrolysis in the Stabilization of Ammonia-Preserved Hevea Rubber Latex.

open access: yesLangmuir, 2018
The stabilization mechanism of natural rubber (NR) latex from Hevea brasiliensis was studied to investigate the components involved in base-catalyzed ester hydrolysis, namely, hydrolyzable lipids, ammonia, and the products responsible for the desired ...
S. Kumarn   +6 more
semanticscholar   +1 more source

Tropical Rainforests Exhibit Higher Multidimensional Stability Than Rubber Plantations Despite Lower Resistance to Temperature Anomalies

open access: yesGeophysical Research Letters, Volume 53, Issue 3, 16 February 2026.
Abstract Rapid rubber plantations (RB) expansion in Southeast Asia raises critical questions about regional ecosystem stability. We compared stability between monoculture RB and diverse tropical rainforests (RF) using 37 years of satellite‐derived gross primary productivity across three metrics: long‐term temporal stability, resilience, and resistance ...
Zhong‐Yi Sun   +6 more
wiley   +1 more source

Evaluation of low frequency tapping systems with stimulation on hevea in traditional area Cambodia [PDF]

open access: yes, 2019
In Cambodia, the common tapping system which was widely adopted by smallholders and agro-industry plantations was S/2 d3 for downward tapping and S/4 d3 for upward tapping.
Chan, C.   +4 more
core  

Molecular profile of sensitization in subjects with short occupational exposure to latex [PDF]

open access: yes, 2015
Objectives: We examined the prevalence of latex allergy in subjects with occupational exposure to latex allergens for less than 5 years, determining the disease spectrum in symptomatic workers.
Buonanno, Rosaria   +9 more
core   +3 more sources

Chilling-induced DNA Demethylation is associated with the cold tolerance of Hevea brasiliensis

open access: yesBMC Plant Biology, 2018
Low temperature influences the development and latex production of rubber trees (Hevea brasiliensis) when extension to suboptimal high-latitude areas. The successful extension of Hevea brasiliensis cultivation to high-latitude areas has long believed to ...
Xiao Tang   +3 more
semanticscholar   +1 more source

L‐Quebrachitol Enhances Sedative Effect of Diazepam Through GABAergic Pathway: Animal and Computational Studies

open access: yesBrain and Behavior, Volume 16, Issue 1, January 2026.
L‐quebrachitol (LQL) significantly enhanced the sedative effects of diazepam in thiopental sodium‐induced chicks by reducing sleep latency and prolonging duration. Molecular docking revealed LQL's interaction with GABAA receptor (α1 and β2 subunits), supporting a GABAergic mechanism and highlighting its potential as a safe, natural sedative agent ...
Asifa Asrafi   +9 more
wiley   +1 more source

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