Results 1 to 10 of about 14,693 (146)

Resistencia de Amaranthus quitensis a imazetapir y clorimurón-etil Resistance of Amaranthus quitensis to imazethapyr and clhorimuron-ethyl [PDF]

Pesquisa Agropecuária Brasileira, 2001
El objetivo de este trabajo fue establecer la existencia de biotipos de A. quitensis H.B.K. resistentes a imazetapir y clorimurón-etil. Se utilizaron semillas recolectadas en las localidades de Zavalla, General Baldissera, Marcos Juárez y Las Rosas.
Daniel Tuesca, Luisa Nisensohn
doaj   +6 more sources

Differentiation of Andean and Mesoamerican accessions in a proposed core collection of grain amaranths [PDF]

Frontiers in Plant Science, 2023
Grain amaranths are made up of three New World species of pseudo-cereals with C4 photosynthesis from the dicotyledonous family Amaranthaceae and the genus Amaranthus.
Matthew W. Blair, Jorge M. Londoño, María A. Buitrago-Bitar, Xingbo Wu, Xingbo Wu, David M. Brenner   +5 more
doaj   +2 more sources

Genetic Diversity of Black Amaranth (Amaranthus quitensis Kunth) Landraces of Ecuadorian Highlands: Association Genotypes—Color Morphotypes

Agriculture, 2022
Black amaranth (Amarantus quitensis Kunth) is an ancestral crop of the Ecuadorian Andean region, where traditionally it is called ataco or sangorache.
Hipatia Delgado, Juan Pedro Martín
doaj   +3 more sources

Diversity in Grain Amaranths and Relatives Distinguished by Genotyping by Sequencing (GBS) [PDF]

Frontiers in Plant Science, 2017
The genotyping by sequencing (GBS) method has become a molecular marker technology of choice for many crop plants because of its simultaneous discovery and evaluation of a large number of single nucleotide polymorphisms (SNPs) and utility for germplasm ...
Xingbo Wu, Matthew W. Blair
doaj   +2 more sources

Evaluación del consumo de semillas de malezas por Notiobia (Anisotarsus) cupripennis (Germ.) (Coleoptera: Carabidae) [PDF]

Pesquisa Agropecuária Brasileira, 2000
En este trabajo se estimó la preferencia alimentaria de Notiobia cupripennis por semillas de ocho especies de malezas primavero-estivales (Pr-Es) y de seis especies otoño-invernales (Ot-In) más comunes en los agroecosistemas del Sur de la provincia de ...
MARCELA LIETTI, GUILLERMO MONTERO, DELMA FACCINI, LUISA NISENSOHN   +3 more
doaj   +1 more source

Genetic diversity and phylogenetic relationships among and within Amaranthus spp. using RAPD markers

Revista Mexicana de Biodiversidad, 2020
Random Amplified Polymorphic DNA (RAPD) markers were used to investigate genetic diversity and phylogenetic relationships among 10 species belonging to the genus Amaranthus L. The results showed that the polymorphism in cultivated species was lower than
Reda H. Sammour, Mohammed Mira, Safa Radwan, Salwa Fahmey   +3 more
doaj   +1 more source

Resistência de plantas daninhas aos herbicidas inibidores da ALS na cultura da soja (Glycine max) Weed resistance to ALS - inhibiting herbicides in soybean (Glycine max) crop

Planta Daninha, 2000
As plantas daninhas Bidens pilosa/Bidens subalternans (picão-preto) e Amaranthus quitensis (caruru) são controladas na cultura da soja por diversos herbicidas, sendo os inibidores da acetolactato sintase (ALS) os mais utilizados pelos sojicultores. O uso
P.A. Monqueiro, P.J. Christoffoleti, C.T.S. Dias   +2 more
doaj   +1 more source

Evaluación agronómica de bacterias fijadoras de nitrógeno aisladas de suelos andinos en plántulas de lechuga y tomate

Investigación Agraria, 2021
El uso prolongado de fertilizantes químicos sintéticos produce efectos negativos en la fertilidad del suelo. Como alternativa, en los últimos años se ha propuesto la utilización de microorganismos en la agricultura. El objetivo de este ensayo fue evaluar
María Fernanda Pilatuña Quishpe, Marilú Manuela González-Parra, Manuel Efraín Mero García, David Risco Arias   +3 more
doaj   +1 more source

Characterization of Flowering Time in Genebank Accessions of Grain Amaranths and Their Wild Relatives Reveals Signatures of Domestication and Local Adaptation

Agronomy, 2022
Grain amaranths (Amaranthus spp.) are ancient crops from the Americas that are consumed as pseudo-cereals and vegetables. Two grain amaranths, A. cruentus and A. hypochondriacus, originated in Central America, and A. caudatus in South America.
Ali Baturaygil, Karl Schmid
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

Planta 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