Results 31 to 40 of about 3,815 (116)

Distribution and Impact of Parthenium (Parthenium hysterophorus L.) on Weed Species Diversity in Maize Fields in Western Gojjam Zone, Amhara National Regional State, Ethiopia

open access: yesInternational Journal of Agronomy, 2021
An investigative weed flora survey was conducted in parthenium-infested maize fields in West Gojjam Zone in 2019/2020. The objective was to investigate the distribution and impact of parthenium on species diversity.
Dinberu Million   +3 more
doaj   +1 more source

Antioxidant and Anti-Inflammatory Activities of Fractions from Bidens engleri O.E. Schulz (Asteraceae) and Boerhavia erecta L. (Nyctaginaceae)

open access: yesMedicines, 2018
Background: According to recent studies, reactive oxygen is the leader of human metabolic disease development. The use of natural antioxidants is the best way to stop or prevent this problem.
Moussa COMPAORE   +3 more
doaj   +1 more source

Complete mitochondrial genomes and phylogeny of two rare whale species: True’s (Mesoplodon mirus: True 1913) and Sowerby’s (Mesoplodon bidens: Sowerby 1804) beaked whales

open access: yesMitochondrial DNA. Part B. Resources, 2019
Beaked whales of the genus Mesoplodon are rarely encountered and information on their basic biology is lacking. We sequenced the complete mitochondrial genomes of True’s (Mesoplodon mirus) and Sowerby’s (Mesoplodon bidens) beaked whales to high depth ...
Anthony L. Einfeldt   +2 more
doaj   +1 more source

Relação entre distância geográfica e variabilidade genética de uma população de Bidens spp. com resistência aos herbicidas inibidores de ALS Relation between geographic distance and genetic variability within a population of Bidens spp. with resistance to ALS inhibitors

open access: yesPlanta Daninha, 2006
Espécies de plantas daninhas apresentam elevada variabilidade genética entre plantas dentro de uma população e exibem potencial para adaptar-se ao manejo realizado para o seu controle.
R.A. Vidal   +4 more
doaj   +1 more source

The comparative anatomic morphological study of Bidens L. species

open access: yesБюллетень сибирской медицины, 2011
The purpose of research is to learn morphological and anatomical structure of Bidens L. types for elaboration of normative documentation's project of the herb bur-marigold.
N. V. Isaykina, V. Yu. Andreyeva
doaj   +1 more source

Manejo de populações de plantas daninhas resistentes aos herbicidas inibidores da acetolactato sintase Management of weed populations resistant to ALS-Inhibitor herbicides

open access: yesPlanta Daninha, 2001
Nas áreas produtoras de soja da região central do Brasil é comum a infestação da planta daninha picão-preto (constituída de uma mistura das espécies Bidens pilosa e Bidens subalternans).
P.A. Monquero, P.J. Christoffoleti
doaj   +1 more source

Nomenclatural novelties for the Euro+Med flora

open access: yesNatural History Sciences, 2017
Today’s plant phylogeny more and more deals with ranks from the genus down, so changes in current taxonomy and nomenclature are frequently requested.
Enrico Banfi   +2 more
doaj   +1 more source

Contribución al conocimiento de la subfamilia Agrypninae de Sudamérica con descripción de tres especies nuevas (Col. Elat.)

open access: yesActa Zoológica Lilloana, 2020
Se describen Dilobitarsus carumbeus n. sp. de Paraguay, Spartan beckeri n. sp. de Brasil y L. kaszabi de Argentina. Se dan claves para las especies de los géneros Dilobitarsus, Laconia y Stangellus.
R. Golbach
doaj  

Identificação de biótipos de Bidens spp. resistentes aos inibidores da ALS através de teste germinativo Identification of Bidens spp. biotypes resistant to ALS-inhibiting herbicides through germinative test

open access: yesPlanta Daninha, 2004
A presença de biótipos de Bidens pilosa e B. subalternans resistentes aos herbicidas inibidores da ALS nas lavouras de soja tem sido constatada em diversos locais do país. Este trabalho teve por objetivo desenvolver uma metodologia prática de detecção de
S.J.P. Carvalho   +4 more
doaj   +1 more source

Bidens pilosa L. Y Bidens odorata Cav. (Asteraceae: Heliantheae) en la vegetación urbana de la Ciudad de México

open access: yesActa Botanica Mexicana, 1995
Bidens pilosa L., no citada en trabajos florísticos recientes, es un miembro común de la flora ruderal urbana en el Valle de México. Se discute su ecología, comparándola con la de Bidens odorata Cav.
Heike Vibrans
doaj  

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