Results 91 to 100 of about 359,084 (307)

Species distribution modeling in the tropics: problems, potentialities, and the role of biological data for effective species conservation

open access: yes, 2009
In this paper we aim to investigate the problems and potentialities of species distribution modeling (SDM) as a tool for conservation planning and policy development and implementation in tropical regions.
Arets, E.J.M.M.   +8 more
core   +1 more source

Viability of ‘ōhai Sesbania tomentosa seeds after 3 decades of ambient conditions

open access: yesOryx
The plant species Sesbania tomentosa (‘ōhai; Fabaceae) is endemic to the Hawaiian Islands, federally listed as endangered in the USA and has been proposed for categorization as Vulnerable on the IUCN Red List. In 2021, c.
Emily Saling, Dustin Wolkis
doaj   +1 more source

Influence of arbuscular mycorrhizal fungi inoculum produced on-farm and phosphorus on growth and nutrition of native woody plant species from Brazil

open access: yesActa Botânica Brasílica, 2016
Mycorrhizal fungus inoculum produced on-farm can be used during production of woody plant seedlings to reduce costs associated with purchase of commercial inoculant and fertilization.
Luis Claudio Goetten   +2 more
doaj   +1 more source

Functional analysis of secondary tropical dry forests in a region of the Colombia, Caribbean

open access: yes, 2013
Secondary tropical forests are increasingly recognized for their role conserving biodiversity in agricultural landscapes and this role is especially important for seasonally dry tropical forests (SDTF), one of the most threatened tropical forested ...
Castellanos Castro, C
core  

Short-lived brominated hydrocarbons – observations in the source regions and the tropical tropopause layer [PDF]

open access: yes, 2011
We conducted measurements of the five important short-lived organic bromine species in the marine boundary layer (MBL). Measurements were made in the Northern Hemisphere mid-latitudes (Sylt Island, North Sea) in June 2009 and in the tropical Western ...
E. Atlas   +18 more
core   +1 more source

Comprehensive species sampling reveals pervasive pseudogenization and recurrent complete loss of plastid ndh genes in the genus Cymbidium (Orchidaceae)

open access: yesBMC Plant Biology
Background Plastome evolution in plants with diverse nutritional strategies provides unique insights into genomic-level adaptive processes. The genus Cymbidium (Orchidaceae), characterized by its heterogeneous life forms and transitions toward ...
Hai-Yao Chen   +8 more
doaj   +1 more source

Gmelina arborea “death disease” in fast-growth plantations: Effects of soil and climatic conditions on severity and incidence and its implications for wood quality

open access: yesForest Systems, 2018
Aim of study: Plantations are threatened by an emerging disease called “Gmelina death disease”. The objective of this study was measured the incidence and severity of this disease and were correlated with the characteristics of the plantations, micro ...
Marcela Arguedas   +3 more
doaj   +1 more source

Ecology and conservation of sympatric tropical deer populations in the Greater Calakmul Region, south-eastern Mexico [PDF]

open access: yes, 2005
The conservation and management of tropical deer populations need both knowledge of the ecology and natural history of deer and an understanding of the utilization of deer populations by humans.
Weber, Manuel
core  

Birds as tourism flagship species: a case study of tropical islands. [PDF]

open access: yes, 2009
Species selected as flagships to promote conservation activities around the world are typically well known and charismatic mega-fauna. Unfortunately this limits the scope for applying the concept as some critical areas for biodiversity conservation, such
Veríssimo, Diogo   +9 more
core   +1 more source

Design‐Driven Production of Soybean Oil‐Based Structured Fats as Potential Substitutes for Palm‐Based Fats

open access: yesJournal of the American Oil Chemists' Society, EarlyView.
ABSTRACT This study examined whether enzymatic modification of soybean oil (SBO) can be tailored to produce trans‐free fats with physicochemical properties comparable to palm olein, stearin, or palm‐mid fractions (PMFs). US‐grown SBO was modified by lipase‐catalyzed acidolysis using palmitic acid at linearly interpolated substrate molar ratios (C16:0 ...
Ityotagher P. Aondoakaa   +2 more
wiley   +1 more source

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