Results 31 to 40 of about 130,163 (310)

Chromosome number and meiotic behaviour of two populations of Onobrychis chorassanica Bunge (O. sect. Hymenobrychis) in Iran [PDF]

open access: yesJournal of Cell and Molecular Research, 2010
The genus Onobrychis belongs to family Fabaceae and has about 130 species throughout the world. Onobrychis sect. Hymenobrychis with nearly 14 species in Iran is one of the important sections of the genus.
Masoud Ranjbar   +2 more
doaj   +1 more source

The bumble bees (Hymenoptera: Apidae: Bombus) of Arkansas, fifty years later [PDF]

open access: yes, 2015
Many species of bumble bees (Hymenoptera: Apidae: Bombus Latreille) are declining throughout their ranges in North America, yet detecting population trends can be difficult when historical survey data are lacking.  In the present study, contemporary data
Szalanski, Allen L., Tripodi, Amber D.
core   +2 more sources

SPATIAL INTERACTIONS IN NOVEL HOST-PLANTS OF THE BLUE MORPHO IN MEXICO

open access: yesTropical and Subtropical Agroecosystems, 2020
Background. Plants in the neotropical region provide different ecological services and sustain entomofauna biodiversity. The butterfly, Morpho helenor montezuma, has high economic value worldwide, derived from recreational activities.
Jazmin Jacinto-Padilla   +3 more
doaj  

Characterization of Essential Oils of the Leaves and Fruits of Adenanthera pavonina L. by GC/MS

open access: yesArchives of Pharmaceutical Sciences Ain Shams University, 2020
The characterization of the hydro distilled essential oils of the leaves and fruits of A. pavonina, growing in Egypt, was analyzed by gas chromatography-mass spectrometry (GC-MS) using Rtx-5MS fused bonded column.
Mohamed El-Shazly   +4 more
doaj   +1 more source

Biopolymer Extracted from Anadenanthera colubrina (Red Angico Gum) Exerts Therapeutic Potential in Mice: Antidiarrheal Activity and Safety Assessment

open access: yesPharmaceuticals, 2020
Anadenanthera colubrina var. cebil (Griseb.) Altschul (Fabaceae family), commonly known as the red angico tree, is a medicinal plant found throughout Brazil’s semi-arid area.
Thiago S. L. Araújo   +15 more
doaj   +1 more source

Evolutionary dynamics of the chloroplast genome in Daphne (Thymelaeaceae): comparative analysis with related genera and insights into phylogenetics

open access: yesFEBS Open Bio, EarlyView.
Comparative analysis of chloroplast genomes from 14 genera of Thymelaeaceae revealed variation in gene content, ranging from 128 to 142 genes, primarily influenced by IR expansion/contraction events and pseudogenization of ndhF, ndhI, and ndhG. Two large inversions were detected within the large single‐copy region, including a synapomorphic inversion ...
Abdullah   +8 more
wiley   +1 more source

A Degradable Bioinspired Flier with Aerogel‐Based Colorimetric Sensors for Environmental Monitoring

open access: yesAdvanced Science, EarlyView.
Biodegradable fliers are developed inspired by Tipuana tipu samaras, integrating cellulose nanocrystal aerogel (CNCa) sensors loaded with natural dyes for pH and ammonia detection. The lightweight, degradable fliers mimic natural morphology and aerodynamics, offering an eco‐friendly, scalable solution for in situ environmental monitoring after passive ...
Gianpaolo Gallo   +4 more
wiley   +1 more source

Distribution and diversity of exotic plant species in montane to alpine areas of Kosciuszko National Park [PDF]

open access: yes, 2013
Diversity and distribution of exotic plant taxa in Kosciuszko National Park in south-eastern Australia were reviewed based on 1103 records of exotics from 18 vegetation surveys conducted between 1986 and 2004.
Bear, Roxana   +2 more
core  

Temperature and the evolution of flower color: A review

open access: yesAmerican Journal of Botany, EarlyView.
Abstract Flower colors brighten our natural world. How and why have they evolved? How might ongoing global warming alter their evolutionary trajectories? In this review, I examine the influence of ambient temperature on the evolution of flower color.
Elizabeth P. Lacey
wiley   +1 more source

Comparative study on phenolic content, flavonoid content, and antioxidant activities of five species of the genus Phaseolus

open access: yesInternational Journal of Plant Based Pharmaceuticals, 2022
The current study was designed to assess five species of the genus Phaseolus for phenolic content, flavonoid content, and antioxidant ability. The antioxidant capacity of the sample extracts was assessed using different antioxidant models such as ferric ...
Firdose R. Kolar   +4 more
doaj  

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