Títulos
Mostrando ítems 71-90 de 267
-
Density, habitat use, and opportunities for conservation of shorebirds in rice fields in southeastern South America
(Bioone, 2014-08)Worldwide, shorebirds are a major component of rice field avian biodiversity. Rice fields in Argentina and southern Brazil hold large numbers of shorebirds and have been recognized as important areas for migrating or ... -
Desarrollo de marcadores moleculares microsatélites derivados del trascriptoma foliar de Cordia trichotoma (Vell.) Arráb. ex Steud.
(Red Argentina de Ciencia y Tecnología Forestal, 2023-03-26)Cordia trichotoma comúnmente conocido como “petiribí” o “afata” es un árbol nativo de alto valor debido a la calidad de su madera. En Argentina, se encuentra distribuido en la selva de Yungas (NOA) y en la Selva Paranaense ... -
El despertar de la sensibilidad ambiental. Educación ambiental en la educación primaria.
(Universidad Nacional del Oeste, 2021)La presente investigación surge de la observación por las escasas propuestas pedagógicas interdisciplinarias de educación ambiental en las planificaciones de los cuartos grados, en la educación primaria de la Escuela xx ... -
Determinación de caracteres foliares en Cissampelos pareira, Dorstenia brasilenteniasis y Aristolochia trilobata, para el control de calidad de muestras comercializadas como contrayerba en CABA
(Facultad de Farmacia y Bioquímica, Universidad de Buenos Aires, 2022-11-09)Cissampelos pareira L. (Menispermaceae), Dorstenia brasiliensis Lam. (Moraceae) y Aristolochia trilobata L. (Aristolochiaceae), integran el complejo “Contrayerba”, formado por especies con similitudes morfológicas y/o por ... -
Development of anthocyanin markers: gene mapping, genomic analysis and genetic diversity studies in Ipomoea species
(Academia Brasileira de Ciencias, 2022)The anthocyanins are pigments responsible for a wide range of colours in plants, from blue, red and purple, play essential biological roles as well as their genes are evolutionarily conserved. Purple sweet potatoes have ... -
Discontinuities in quinoa biodiversity in the dry Andes: An 18 - century perspective based on allelic genotyping
(Plos ONE, 2018-12-05)History and environment shape crop biodiversity, particularly in areas with vulnerable human communities and ecosystems. Tracing crop biodiversity over time helps understand how rural societies cope with anthropogenic or ... -
Diversidad y estructura genética de Prosopis affinis (Leguminosae) en paisajes fragmentados: Implicancias para su manejo y conservación.
(Red Argentina de Ciencia y Tecnología Forestal, 2023-03-26)La deforestación de los bosques nativos es una de las principales causas de pérdida de biodiversidad. En Argentina, la deforestación está vinculada principalmente a los cambios en el uso de la tierra a partir de la expansión ... -
Diversity and conservation of legumes in the Gran Chaco and biogeograpical inferences
(Plos ONE, 2019-08-14)The Gran Chaco is a wide ecologic-geographic region comprising northern Argentina, western Paraguay, southern Bolivia and the southwestern extreme of Brazil. This region exhibits extreme temperatures, annually regular ... -
Diversity and structure of bird and mammal communities in the Semiarid Chaco Region: response to agricultural practices and landscape alterations
(Imperial College London, Gran Bretaña, 2015-03)The conversion of land from natural environments to human-managed areas has been particularly pronounced in the semiarid Chaco Region. In this context, it is critical to understand the impacts that these major changes have ... -
Drivers of agricultural land - use change in the Argentine Pampas and Chaco regions
(2018-02)Agricultural expansion and intensification in South America's dry forests and grasslands increase agricultural production, but also result in major environmental trade-offs. The Pampas and Chaco regions of Argentina have ... -
Efecto de la sombra de 5 materiales genéticos de Eucalyptus sp en la oferta forrajera de una pastura base de agropiro en el norte de la provincia de Buenos Aires
(CIPAV, 2023-10-01)In the north of the Buenos Aires province, Eucalyptus stands began to be incorporated into cattle lots, transforming them into mixed production systems. The production of the forage component in autumn and the photosynthetically ... -
Efecto de la sombra de un rodal de Eucapyptus en verano sobre el comportamiento y el peso de terneros al destete en un sistema de cría bovina en el norte de Buenos Aires.
(CIPAV, 2023-10-01)Shade helps to reduce the negative effects of heat stress, modifies animal behavior, and contributes to increase production rates in beef and dairy cattle. More information is needed on these effects in the north of the ... -
Efecto de la temperatura, el potencial hídrico y su interacción sobre la germinación de semillas de lapacho rosado (Handroanthus impetiginosus)
(Red Argentina de Biología de Semillas, 2023-11-06)Uno de los procesos más importantes del ciclo de vida de las plantas es la germinación de las semillas. La temperatura y la disponibilidad de agua son los principales factores ambientales que regulan la germinación de las ... -
Effect of allelic variation at the Glu-3 / Gli-1 loci on breadmaking quality parameters in hexaploid wheat [Triticum aestivum L.]
(2015-03)Low molecular weight glutenin subunits (LMW-GS) encoded by the Glu-3 loci are known to contribute to wheat breadmaking quality. However, the specific effect of individual Glu-3 alleles is not well understood due to their ... -
Effect of the Hope FT-B1 Allele on wheat heading time and yield components
(2014-09)Precise regulation of flowering time is critical for plant reproductive success and, in cereals, to maximize grain yields. Seasonal cues including temperature and day length are integrated to regulate the timing of flowering. ... -
Effects of past and future land conversions on forest connectivity in the Argentine Chaco
(Springer, 2015-05)Context: Land-use change is the main driver of habitat loss and fragmentation worldwide. The rate of dry forest loss in the South American Chaco is among the highest in the world, mainly due to the expansion of soybean ... -
Effects of the neonicotinoid insecticides Thiamethoxam and imidacloprid on metamorphosis of the toad rhinella arenarum at environmentally-relevant concentrations
(Taylor and Francis, 2023-05-22)The present study examined the acute and chronic toxicity of the neonicotinoid insecticides imidacloprid (IMI) and thiamethoxam (TIA) on the neotropical amphibian species Rhinella arenarum, Rhinella fernandezae and Scinax ... -
Efficient genomics-based ‘end-to-end’ selective tree breeding framework
(Springer Nature, 2024-01-03)Since their initiation in the 1950s, worldwide selective tree breeding programs followed the recurrent selection scheme of repeated cycles of selection, breeding (mating), and testing phases and essentially remained unchanged ... -
Un espacio verde para la biodiversidad, la educación ambiental y la conexión con la naturaleza
([Instituto de Recursos Biológicos, INTA], 2023)Proponer una idea de diseño de espacio verde modelo consensuado con la comunidad para la implementación de la primer Plaza del Barrio de Villa Santa Rita de la Ciudad Autónoma de Buenos Aires, basada en tres pilares clave: ... -
Essential oil chemotypes of Aloysia citrodora (Verbenaceae) in Northwestern Argentina
(Elsevier, 2017-10)Chemical biodiversity of essential oils of natural populations of Aloysia citrodora Palau (“lemon verbena”, “cedrón”) in Northwestern Argentina was assessed by collecting in the same sites through different years. A total ...