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Mostrando ítems 1104-1123 de 3564
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Diversity and abundance of free-living nematodes from Carlini Station, 25 de Mayo/King George Island, Antarctica: a case study in pristine and disturbed soils
(Springer, 2024-01)The Antarctic continent hosts life forms specially adapted to the extreme climatic challenges. Among these organisms are nematodes, key organisms in the cycling of nutrients in soil food webs. These organisms are bioindicators ... -
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 distribution of lepidoptera-specific toxin genes in Bacillus thuringiensis strains from Argentina
(2017-05)A total of 268 Bacillus thuringiensis strains obtained from different sources of Argentina were analyzed to determine the diversity and distribution of the cry1, cry2, cry8, cry9 and vip3A genes encoding for lepidopteran-specific ... -
Diversity and epidemiology of plant rhabdoviruses
(Elsevier, 2020-03-19)Plant rhabdoviruses are recognized by their large bacilliform particles and for being able to replicate in both their plant hosts and arthropod vectors. This review highlights selected, better studied examples of plant ... -
Diversity and stress tolerance in rhizobia from Parque Chaqueño region of Argentina nodulating Prosopis alba
(Springer, 2013-11)The aim of this work was to investigate the genetic diversity, symbiotic effectiveness, drought tolerance, and indole acetic acid production of indigenous rhizobial populations in the Parque Chaqueño of Argentina able to ... -
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 ... -
Diversity of Empruthotrema Johnston and Tiegs, 1992 parasitizing batoids (Chondrichthyes: Rajiformes and Myliobatiformes) from the Southwest Atlantic Ocean, with description of three new species
(Springer, 2019-11)During an extensive research project involving 519 specimens of batoids, including 13 species of Rajiformes and Myliobatiformes (Chondrichthyes) from the Argentine Sea, three new species of Empruthotrema were found and are ... -
Diversity of the BoLA-DRB3 gene in cattle breeds from tropical and subtropical regions of Argentina
(Springer, 2021-12)Bovine leukocyte antigens (BoLA) have been widely studied because of their primary function in the recognition of pathogens by the immune system. To date, however, the characterization of the BoLA-DRB3 gene in Latin American ... -
Diversity structure of the microbial communities in the guts of four neotropical termite species
(Peer J Inc., 2021-04)The termite gut microbiome is dominated by lignocellulose degrading microorganisms. This study describes the intestinal microbiota of four Argentinian higher termite species with different feeding habits: Microcerotermes ... -
Do soil carbon sequestration and soil fertility increase by including a gramineous cover crop in continuous soybean?
(Wiley, 2021-04-08)Cover cropping is a farming practice that may improve C sequestration and soil fertility, but these effects can vary under different edaphoclimatic conditions. The effects of including a winter gramineous cover crop (CC) ... -
Does climate change cause conflict? Damned if you do, damned if you don’t
(International Association of Agricultural Economists, 2018-07)Using detailed data on conflict-related incidents in Indonesia, we exploit seasonal variation in the relationship between rainfall and agricultural production to study the mechanism linking climate change and conflict. ... -
Does Mycobacterium bovis persist in cattle in a non-replicative latent state as Mycobacterium tuberculosis in human beings?
(Elsevier, 2020-08)Members of the Mycobacterium tuberculosis complex (MTBC) are responsible for tuberculosis in several mammals. In this complex, Mycobacterium tuberculosis and Mycobacterium bovis, which are closely related, show host ... -
Dos años de producción de frutillas agroecológicas en el periurbano de Córdoba
(Secretaría de Agricultura Familiar, Campesina e Indígena del Ministerio de Agricultura, Ganadería y Pesca de la Nación (SAFCI) y el Instituto Nacional de Tecnología Agropecuaria (INTA), 2022-10-13)El interés por alimentos agroecológicos es cada vez mayor en la sociedad. Esta tendencia se vio especialmente incrementada con el surgimiento de la pandemia de SARS Co V. Entre estos alimentos, las frutillas han demostrado ... -
Dosificación variable de agroquímicos : empleo de un sistema basado en la modulación del ancho de pulsos : resultados preliminares
(SBEA, 2013-08)El manejo sitio-especifico de insumos es una herramienta útil para mejorar la eficiencia de las labores. En el caso de la aplicación de agroquímicos existen varios sistemas para modificar el caudal asperjado. En el Instituto ... -
Double-layered rotavirus-like particles are efficient carriers to elicit strong CTL responses to delivered heterologous antigens
(Elsevier, 2014-11)The first 92 amino acids of VP2 of rotavirus are dispensable for VLP assembly and can be replaced by heterologous reporter proteins without affecting either self-assembly of chimeric VP2 or the interaction with VP6 to ... -
Down-regulation of catalase activity contributes to senescence induction in wheat leaves exposed to shading stress
(Springer, 2015-01)In shaded wheat (Triticum aestivum L.) leaves, the suppression of blue radiation (BR) triggers senescence. This phenomenon is correlated to an increase in oxidative stress symptoms and a decrease of catalase (CAT) activity, ... -
Downgrading recent stimates of land available for biofuel production
(2013-02)Recent estimates of additional land available for bioenergy production range from 320 to 1411 million ha. These estimates were generated from four scenarios regarding the types of land suitable for bioenergy production ... -
¿Dónde están las mujeres en la integración regional? Análisis y propuestas desde el MERCOSUR
(Universidade Federal do Rio Grande do Sul (UFRGS), 2021-09)Este trabajo visibiliza las ausencias y muestra la riqueza del estudio desde prismas feministas para establecer una agenda de investigación integral de la integración regional en el MERCOSUR y que recupere el rol de las ... -
Dónde, cuándo y cómo ocurren grandes incendios en la provincia de La Pampa, Argentina. Una caracterización basada en sensores remotos.
(Asociación Argentina de Ecología, 2023-02-12)Los incendios son fenómenos catastróficos, devastadores, peligrosos y costosos para una región. A pesar de su relevancia, se conoce poco sobre su dinámica espacial y temporal en la provincia de La Pampa. El objetivo general ... -
Draft genome sequence data of Cercospora kikuchii, a causal agent of Cercospora leaf blight and purple seed stain of soybeans
(Elsevier, 2019-10)Cercospora kikuchii (Tak. Matsumoto & Tomoy.) M.W. Gardner 1927 is an ascomycete fungal pathogen that causes Cercospora leaf blight and purple seed stain on soybean. Here, we report the first draft genome sequence and ...