Results 31 to 40 of about 28,795 (284)

Revision of endemic Marquesas Islands Bidens (Asteraceae, Coreopsideae)

open access: yesPhytoKeys, 2014
During the preparation of the Vascular Flora of the Marquesas Islands four new species of Bidens (Coreopsideae, Asteraceae) have come to light and are described herein: B. woodii W.L. Wagner, J.R. Clark & Lorence, sp. nov.
Warren Wagner, John Clark, David Lorence
doaj   +1 more source

The occurrence of the Pear Psyllid, Cacopsylla bidens (Šulc, 1907) (Insecta: Hemiptera: Psyllidae), in Uruguay [PDF]

open access: yesCheck List, 2017
The Pear Psyllid, Cacopsylla bidens (Šulc, 1907), is here reported from the Department of Canelones, the major region of pear production in Uruguay. Previous records of C. pyricola (Foerster, 1848) from Uruguay are misidentifications of C.
Diana Valle   +4 more
doaj   +3 more sources

The complete mitochondrial genome of the Chinese hook snout carp Opsariichthys bidens (Actinopterygii : Cyprinifonnes) and an altemative pattem of mitogenomic evolution in vertebrate [PDF]

open access: yes, 2007
The complete mitochondrial genome sequence of the Chinese hook snout carp, Opsariichthys bidens, was newly determined using the long and accurate polymerase chain reaction method.
He, Shunping   +4 more
core   +1 more source

Identification and Mapping of Cross-Resistance Patterns to ALS-Inhibitors in Greater Beggarticks (Bidens spp.) [PDF]

open access: yesPlanta Daninha, 2019
: Greater beggarticks (Bidens pilosa and Bidens subalternans) biotypes have been under selection pressure of ALS-inhibitors since early 90’s in Brazil. The objectives of this work were to investigate whether there are different cross-resistance patterns ...
R.R. MENDES   +4 more
doaj   +1 more source

Bidens meyeri (Asteraceae, Coreopsideae): a new critically endangered species from Rapa, Austral Islands

open access: yesPhytoKeys, 2014
Bidens meyeri (Asteraceae/Compositae) is described and illustrated from Rapa, Austral Islands, (French Polynesia). This new species is presumed to be most closely related to Bidens saint-johniana from nearby Marotiri Island.
Vicki Funk, Kenneth Wood
doaj   +1 more source

The diversity and floral hosts of bees at the Archbold Biological Station, Florida (Hymenoptera: Apoidea) [PDF]

open access: yes, 2002
A list is provided of 113 species of bees and their 157 known floral hosts at the Archbold Biological Station(ABS), a 2105 ha site on the Lake Wales Ridge in Highlands County in south-central Florida.
Deyrup, Mark   +2 more
core   +1 more source

Assessing the viability of genebanked seeds from rare, wild plants native to the United States using the D.E.A.D. paradigm

open access: yesApplications in Plant Sciences, EarlyView.
Abstract Premise Genebanks must maintain viable seeds for decades. Seeds that germinate are clearly alive, but some seeds, often from wild populations, do not germinate because they are dormant, empty, aged, or damaged (D.E.A.D.). This work evaluates the effects of D.E.A.D.
Christina Walters   +33 more
wiley   +1 more source

The Role of Social Media in Exposing Greenwashing: Consumer Sentiments and Discussions

open access: yesCorporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT This study examines consumer responses to greenwashing on social media, with a focus on X (formerly Twitter), where exaggerated or deceptive environmental claims are subject to heightened public scrutiny. As sustainability becomes a pressing concern, consumers are increasingly holding companies accountable for their environmental messaging ...
Mitra Salimi   +3 more
wiley   +1 more source

Analysis of dedicated revenue scale and diversity among U.S. state fish and wildlife agencies

open access: yesThe Journal of Wildlife Management, EarlyView.
Most revenue for state fish and wildlife agencies originates from 3 sources: 1) hunting, fishing, and trapping licenses; 2) Federal Aid in Wildlife Restoration Grants; and 3) Federal Aid in Sportfish Restoration Grants. However, states also generate substantial revenue through 22 additional unique mechanisms, ranging from sales taxes to license plate ...
Charlie R. Booher   +5 more
wiley   +1 more source

Levantamento de práticas agronômicas e distribuição geográfica de Bidens spp. resistentes aos herbicidas inibidores de ALS nos Estados do Rio Grande do Sul e do Paraná Survey of agronomic practices and distribution of ALS resistant Bidens spp. in the States of Rio Grande do Sul and Paraná

open access: yesPlanta Daninha, 2005
Bidens spp., conhecidas como picão-preto, são espécies daninhas que interferem no rendimento das culturas anuais. Nos Estados do Rio Grande do Sul e Paraná, o seu controle com herbicidas inibidores da enzima acetolactato sintase (ALS) está se tornando ...
G.C. Hernandes, R.A. Vidal, L.M. Winkler
doaj   +1 more source

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