Centro Regional Salta - Jujuy: Envíos recientes
Mostrando ítems 201-220 de 249
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Relationship between microbial functions and community structure following agricultural intensification in South American Chaco
(Czech Academy of Agricultural Sciences, 2016-07)Intensification of agricultural systems through the use of intensive agriculture and the advance of deforestation have led to a decrease of soil biological quality. Soil functional and structural microbiota are sensitive ... -
Antagonistic effects of Bacillus subtilis subsp. subtilis and B.amyloliquefaciens against Macrophomina phaseolina: SEM study offungal changes and UV-MALDI-TOF MS analysis of their bioactivecompounds
(Elsevier, 2016-01)The antifungal effect of Bacillus subtilis subsp. subtilis PGPMori7 and Bacillus amyloliquefaciens PGPBacCA1 was evaluated against Macrophomina phaseolina (Tassi) Goid. Cell suspension (CS), cell-free supernatant (CFS) and ... -
Agricultural expansion in the Semiarid Chaco: poorly selectivecontagious advance
(Elsevier, 2016-09)Clearance for agriculture or cattle ranching was the dominant land-cover change during the last two decades in the South American Dry Chaco. The Argentinean portion has been particularly affected, presenting greater ... -
Physiological bases of genetic gains in sugarcane yield in Argentina
(Elsevier, 2015-04)Breeding and management efforts during the 20th century have increased sugar yield in almost all sugarcane areas worldwide. However, a close analysis of the trends during the last decades reveals that the rate of increase ... -
Genetics and mapping of a new anthracnose resistance locus in Andean common bean Paloma
(2017-04)Background: The Andean cultivar Paloma is resistant to Mesoamerican and Andean races of Colletotrichum lindemuthianum, the fungal pathogen that causes the destructive anthracnose disease in common bean. Remarkably, Paloma ... -
Biocontrol of Sclerotinia sclerotiorum (Lib.) de Bary on common bean by native lipopeptide-producer Bacillus strains
(2018-06)Bacillus sp. B19, Bacillus sp. P12 and B. amyloliquefaciens B14 were isolated from soils of Salta province, and PGPR properties on the common bean (Phaseolus vulgaris L.) cv. Alubia and antagonistic activity against ... -
Characterization of common bean wild populations for their in situ conservation in Northwestern Argentina
(2017-08)In situ conservation of wild species is a method of conservation that allows keeping populations in their natural environments, and set the strategies for maintaining the natural populations. The Active Bank of Northwestern ... -
The evolutionary history of Senna ser. Aphyllae (Leguminosae–Caesalpinioideae), an endemic clade of southern South America
(2017-12)In the legume genus Senna, series Aphyllae includes seven species of leafless shrubs and subshrubs from arid, semiarid and xerophilous areas of three different biogeographic subregions in southern South America. In this ... -
Characterization of Fusarium species associated with tobacco diseases in Northwestern Argentina
(2018-08)Tobacco (Nicotiana tabacum L.) production is centred in the northwestern region of Argentina (NWA), where the incidence of root rot and stem diseases has increased considerably in recent years. This study aimed to analyse ... -
Molecular, morphological and pathogenic diversity of Sclerotinia sclerotiorum isolates from common bean (Phaseolus vulgaris) fields in Argentina
(2018)White mould, caused by Sclerotinia sclerotiorum, is one of the most threatening fungal diseases occurring across major bean production regions worldwide. In Argentina, under favourable weather conditions, up to 100% seed ... -
Serology and longevity of immunity against Echinococcus granulosus in sheep and llama induced by an oil‐based EG95 vaccine
(2016-08)An oil‐based formulation of the EG95 vaccine to protect grazing animals against infection with Echinococcus granulosus was formulated in Argentina. The efficacy of the vaccine was monitored by serology in sheep and llama ... -
Effects of IFN-γ coding plasmid supplementation in the immune response and protection elicited by Trypanosoma cruzi attenuated parasites
(BioMed Central, 2017)Background: Previous studies showed that a naturally attenuated strain from Trypanosoma cruzi triggers an immune response mainly related to a Th2-type profile. Albeit this, a strong protection against virulent challenge ... -
Can't see the forest for the trees: can declining deforestation trends in the Argentinian Chaco Region be ascribed to efficient law enforcement?
(Elsevier, 2018)A national “Forest Law” passed in Argentina in 2007 mandated provincial governments to set up and implement land use planning processes in order to protect their native forests and regulate the expansion of large-scale ... -
Silvopastoral systems of the Chaco forests: effects of trees on grass growth
(Elsevier, 2018)The area devoted to Silvopastoral systems is increasing worldwide due to its complementary production of beef and wood. Understanding the competition between trees and grasses is critical to identify potential trade-offs ... -
Multi-environmental evaluation for grain yield and its physiological determinants of quinoa genotypes across Northwest Argentina
(2014)The quinoa growing region of Northwest Argentina (NWA) shows a strong environmental variability, both seasonal and spatial. In consequence, the site-year combinations in which yield trials are established can complicate ... -
Queso caprino artesanal : camino hacia la inocuidad
(2017-11-29)La seguridad alimentaria se da cuando todas las personas tienen acceso físico, social y económico permanente a alimentos seguros, nutritivos y en cantidad suficiente para satisfacer sus requerimientos nutricionales y ... -
Mortandad de bovinos adultos de cría por gastroenteritis verminosa en la región del Pastizal Serrano de Salta
(2014)La gastroenteritis verminosa es una afección de gran impacto económico para la ganadería bovina. En el norte argentino los géneros parasitarios más comúnmente involucrados son Haemonchus y Cooperia. No obstante, algunos ... -
Caso grave de trichuriasis en cabritos de tambo
(2013-08-13)La trichuriasis o trichurosis es una enfermedad parasitaria causada por el denominado gusano látigo, nematode del género Trichuris, a partir de la infestación de la mucosa superficial del intestino grueso y específicamente ... -
Brote de abortos por Brucella suis en granja porcina de Buenos Aires (Argentina)
(2012)La brucelosis por Brucella suis es una enfermedad infectocontagiosa que produce grandes pérdidas económicas en la industria porcina y tiene gran impacto sobre la salud pública por tratarse de una zoonosis. Aquí se describe ... -
Effect of GnRH analogue administration on Day 7 after natural mating on formation accessory corpus luteum, progesterone concentration and conception rate in llamas (Lama glama)
(2018-03)The objectives of the present study were to determine the effects of exogenous GnRH administered7 days after breeding on the formation of an accessory corpus luteum (ACL), plasma progesterone(P4) concentrations and pregnancy ...