Results 51 to 60 of about 30,877 (175)

Nonlinear Height-Stump Diameter Models for Tectona grandis Linn. F Stands in Omo Forest Reserve, Nigeria

open access: yesJournal of Tropical Forestry and Environment, 2017
Illegal exploitation of timber species in developing countries have increased over the years. Though, there is dearth of empirical models for describing the dimension, structure, quality and estimating quantity of a removed tree needed for assessment of
O. Chukwu, J.S.A. Osho
doaj   +1 more source

Harnessing Genomic Information for Identifying the Geographic Origin of Five North American Tree Species in Trade

open access: yesEvolutionary Applications, Volume 19, Issue 8, August 2026.
ABSTRACT Genomic tools for traceability of wood products offer a powerful tool to support sustainable forestry, fight illegal logging, and improve conservation efforts. Traditional identification methods (e.g., wood anatomy, spectroscopy) are limited in resolution or scope, but genomic approaches can infer both species identity and geographic origin ...
Pauline Hessenauer   +10 more
wiley   +1 more source

Air pollution tolerance index of few plant species affected by auto exhaust pollution around Haridwar

open access: yesEnvironment Conservation Journal, 2007
Present  study  was  carried  out  to  determine  level  of  tolerance  of  air  pollution  by  automobile  exhaust  of  few tree species viz, Mango (Mangifera indica),Sagon(Tectona grandis), Sal(Shorea robusta) and Eucalyptus around Haridwar.
Abhishek Swami, Deepika Chauhan
doaj   +1 more source

Screening of antioxidant activity, antimicrobial properties, and chemical profiles of 31 plant species against Vibrio and Pseudomonas in the Ecuadorian shrimp industry

open access: yesJournal of the World Aquaculture Society, Volume 57, Issue 4, August 2026.
Abstract Opportunistic pathogens represent a significant threat to shrimp aquaculture, as they can reduce productivity and cause substantial economic losses. Plant‐derived compounds have been investigated as potential alternatives for controlling bacterial infections associated with shrimp farming.
Arleth Gualle   +10 more
wiley   +1 more source

Identification of Sources of Dissolved Organic Matter Using Multi‐Isotope Approach

open access: yesCLEAN – Soil, Air, Water, Volume 54, Issue 7, July 2026.
• A precise and multi‐isotope method was developed using solid phase extraction (SPE) and Element Analyzer – Isotope Ratio Mass Spectrometry (EA‐IRMS) to characterize the dissolved organic matter (DOM). • The DOM extraction and elution methods were standardized for natural waters containing as low as 0.5 mg DOM. • The extraction efficiencies range from
Bhumika Kumari, Tirumalesh Keesari
wiley   +1 more source

Mothbox and Mothbot: Automated light trap and data processing system for scalable insect monitoring

open access: yesMethods in Ecology and Evolution, Volume 17, Issue 7, Page 2082-2091, July 2026.
Abstract Insects represent the most diverse group of organisms on Earth and comprise the majority of known species; yet they are seldom accounted for in large‐scale biodiversity monitoring systems and conservation planning. We have developed the Mothbox—an open source automated light trap that makes insect monitoring accessible to non‐specialists and ...
Hubert A. Szczygieł   +5 more
wiley   +1 more source

Influência do Primeiro Desbaste na Morfometria de Tectona grandis L.f. em Roraima

open access: yesFloresta e Ambiente, 2017
RESUMO Objetivou-se com este trabalho avaliar o efeito do primeiro desbaste sobre a morfometria de um plantio de Tectona grandis L.f. (teca). O delineamento experimental foi o de blocos ao acaso, com quatro tratamentos e três repetições sendo: T1 ...
Luiz Fernandes Silva Dionisio   +5 more
doaj   +1 more source

Effect Concentration of Teak Leaf Extract on the Diameter of the Inhibitory Zone Xanthomonas oryzae

open access: yesJurnal Ilmiah Biologi Eksperimen dan Keanekaragaman Hayati (J-BEKH), 2023
Indonesia is an agricultural country with the majority of the population working in the agricultural sector. According to the Central Statistics Agency of Indonesia, rice production in 2022 is estimated at 9.58 million tons, down by 0.04 million tons or ...
Hidayat Nur Prasetyo   +2 more
doaj   +1 more source

Further Studies on Anthraquinone Derivatives from Tectona grandis

open access: yes, 1991
Department of Chemistry, University of Rajasthan, Jaipur-302 004 Manuscript received 29 January 1991, accepted 7 November 1991 Further Studies on Anthraquinone Derivatives from Tectona ...
SANGEETA BHARGAVA   +3 more
core   +1 more source

Methane Emissions Offsetting With Temporary Carbon Sinks

open access: yesGCB Bioenergy, Volume 18, Issue 7, July 2026.
A time‐explicit framework based on atmospheric impulse–response functions quantifies the CO2 removal required to offset methane warming within 20 years. Constant, variable, and increasing carbon sinks each demand different removal masses, demonstrating that sink timing—not just permanence—determines the climate value of temporary carbon storage ...
Hans‐Peter Schmidt, Nikolas Hagemann
wiley   +1 more source

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