Títulos
Mostrando ítems 2161-2180 de 3545
-
Lead uptake and translocation pathways in soybean seedlings: the role of ion competition and transpiration rates
(Springer, 2021-01-06)Glycine max (L.) Merr. (soybean) crop plants have been found to have high lead (Pb) levels in aerial organs; however, knowledge about the processes involved in the incorporation, and subsequent translocation and accumulation ... -
Leaf expansion in grasses under salt stress
(Elsevier, 2009-07)Restriction of leaf growth is among the earliest visible effects of many stress conditions, including salinity. Because leaves determine radiation interception and are the main photosynthetic organs, salinity effects on ... -
Leaf Photosynthesis and Senescence in Heated and Droughted Field-grown Soybean with Contrasting Seed Protein Concentration
(Elsevier, 2021-06-06)Soybean plants under heat and drought generate a multiplicity of responses in photosynthesis and senescence, impairing growth, yield, and seed quality. The goal of this study was to analyze and quantify independent and ... -
Leaf spots of Calibrachoa caused by Nogrospora oryzae
(Sociedade Brasileira de Floricultura e Plantas Ornamentais, 2020-09-14)Calibrachoa hybrida (calibrachoa, million bells) is a flowering ornamental with increasing importance due to the existence of many successful cultivars for growing indoors in containers and planting in the garden and ... -
Leaf structure and ultrastructure changes induced by heat stress and drought during seed filling in field-grown soybean and their relationship with grain yield
(Academia Brasileira de Ciências, 2021)Studies focusing on terminal drought combined with heat impacts on plants of agronomic value remain scarce, and even less under field conditions. The objective of this study was to investigate leaf structural and ultrastructural ... -
Leaf venation pattern to recognize austral South American medicinal species of “cow's hoof” (Bauhinia L., Fabaceae)
(Elsevier, 2017-04)The leaves extracts of some species of Bauhinia L. s.l. are consumed to treat diabetes, inflammation, pains and several disorders in traditional medicine in austral South America. Despite its wide use and commercialization, ... -
Leaflet trichome micromorphology in the Dolentes-Brevipedes taxonomic complex (Mimosa L., Mimosoideae)
(Tubitak Scientific & Technical Research Council, Turquía, 2016)We studied leaflets of 18 taxa of the genus Mimosa, specifically the Dolentes-Brevipedes taxonomic complex, focusing on micromorphology, type, shape, and density of trichomes. Within the nonglandular trichomes we described ... -
Lechuga
(Ediciones INTA, 2022)La Asociación Argentina de Horticultura (ASAHO), principal institución responsable de la promoción del conocimiento de las hortalizas se ha propuesto elaborar una serie de fascículos bajo la denominación Colección Horticultura ... -
Lectotipificaciones en Mimosa (Leguminosae) del sur de Sudamérica
(Sociedad Argentina de Botánica, 2018)Se procedió a realizar la lectotipificación de tres especímenes del género Mimosa L. que crecen en Argentina: M. obstrigosa Burkart, M. tandilensis Speg. y M. callosa var. longiracemosa Burkart. Se describe el procedimiento ... -
Legumbres funcionales y nutracéuticas comercializadas en el Área Metropolitana de Buenos Aires, Argentina
(Instituto de Botánica del Nordeste, 2016)En este trabajo se analizan datos de relevamientos etnobotánicos de especies de legumbres (Leguminosae) funcionales y nutracéuticas comercializadas en el área Metropolitana de Buenos Aires, Argentina. El estudio fue realizado ... -
Lemon and Schinus polygama essential oils enhance male mating success of Anastrepha fraterculus
(Wiley, 2020-11-27)The sterile insect technique (SIT) is an environmentally friendly pest control method that relies on the introduction of sterility into the pest population by the release of sterile males. Many Tephritidae fruit fly pests ... -
Leptospira species molecular epidemiology in the genomic era
(Elsevier, 2017-10)Leptospirosis is a zoonotic disease which global burden is increasing often related to climatic change. Hundreds of whole genome sequences from worldwide isolates of Leptospira spp. are available nowadays, together with ... -
Lesiones cardíacas en bovinos naturalmente intoxicados por monensina: caracterización histopatológica
(EEA Balcarce, INTA, 2021-10-11)La monensina es uno de los ionóforos más utilizados en medicina veterinaria y se suelen añadir a la ración en rumiantes. Pese a ser un fármaco considerado seguro a las dosis recomendadas es una de las toxicosis más ... -
Lesiones histopatológicas en 12 casos de intoxicación por Vicia villosa.
(EEA Balcarce, INTA, 2021-10-11)Vicia spp es una leguminosa anual de invierno utilizada para pastoreo directo o como forraje conservado. Hasta la fecha, V. villosa es la única especie identificada como tóxica para el ganado en Argentina. El consumo ... -
Lethal and sublethal effects of the natural and healthy spinosad-based formulation Tracer™ on tadpoles of two neotropical species
(Springer, 2020-11)This paper presents the first acute toxicity data of the natural insecticide spinosad in amphibians. The sensitivity of two neotropical sympatric anuran species, Boana pulchella and Rhinella arenarum, to spinosad-based ... -
Leucaena feeding systems in Argentina. I. Five decades of research and limitations for adoption = Sistemas de alimentación con leucaena en Argentina: I. Cinco décadas de investigación y limitantes para su adopción
(CIAT, 2019)This review describes the history of research in Leucaena leucocephala (leucaena) feeding systems carried out by the National Institute of Agricultural Technology (INTA) over the last 5 decades and discusses the main ... -
Leucaena feeding systems in Argentina. II. Current uses and future research priorities = Sistemas de alimentación con leucaena en Argentina: II. Situación actual y prioridades de investigación futura
(CIAT, 2019-09)This paper presents the current status of Leucaena leucocephala (leucaena) feeding systems and proposes research priorities for leucaena development in Argentina. Although research on leucaena as forage for cattle production ... -
Leucaena leucocephala introduction into a tropical pasture in the Chaco region of Argentina. Effects on soil carbon and total nitrogen = Introducción de Leucaena leucocephala en una pastura tropical en el Chaco argentino. Efectos en el carbono y nitrógeno total del suelo
(CIAT, 2019)The introduction of leucaena (Leucaena leucocephala), apart from increasing animal production, improves soil fertility through biological nitrogen (N) fixation and its deep-rooted system. There is limited information on ... -
Leucoencefalomalacia y bocio en un feto equino en el noroeste argentino
(EEA Balcarce, INTA, 2021-10-11)En yeguas, los abortos de etiologíano infecciosa varían del 51,8% al69,9%. En el Noroeste Argentino, la principal causa de hipotiroidismo y bocioenanimales es la deficiencia primaria de yodo. Este trabajo describe un caso ... -
Levaduras aisladas de mieles como antagonistas de mohos patógenos de cultivos
(Facultad de Ciencias Agrarias y Forestales, Universidad Nacional de La Plata, 2020-12)Se buscó el aislamiento de levaduras de muestras de miel de la Provincia de Jujuy, Argentina, con el objetivo de utilizarlas in vitro como antagonistas de mohos patógenos pre- y poscosecha, de diferentes cultivos de interés, ...