Títulos
Mostrando ítems 195-214 de 714
-
Distribución de los virus que infectan girasol en Argentina
(Asociación Argentina de Fitopatólogos, 2021-09-22)El girasol Helianthus annuus L es uno de los principales cultivos oleaginosos de Argentina Las enfermedades causadas por virus son una de las limitaciones para su cultivo y un riesgo para su producción y exportación Los ... -
Distribución espacial del carbón del maní en condiciones de baja, media y alta incidencia de la enfermedad
(Asociación Argentina de Fitopatólogos, 2021-09-22)En el arrancado y cosecha del maní, vainas afectadas con carbón Thecaphora frezii pueden romperse liberando gran cantidad de teliosporas, que se incorporan en las primeras capas del perfil del suelo Para T frezii existen ... -
Distribución y caracterización molecular de los virus SCYLV, SCMV en Saccharum sp. y PRSV-P en Carica papaya en Cuba
(Centro de Investigaciones Agropecuarias, Cuba, 2020-12-09)Entre las enfermedades más importantes en Saccharum sp., se destacan sugarcane yellow leaf virus (SCYLV) y sugarcane mosaic virus (SCMV). En Carica papaya L., papaya ringspot virus (PRSV-P) causa una de las enfermedades ... -
Distribution and genetic variability of alfalfa dwarf virus, a cytorhabdovirus associated with alfalfa dwarf disease in Argentina
(Springer, 2018-08)In 2010, a novel cytorhabdovirus named alfalfa dwarf virus (ADV) was detected for the first time in lucerne crops in Argentina showing dwarfism, in mixed infections with several other viruses. ADV appears to be endemic to ... -
Distribution and phylodynamics of papaya ringspot virus on Carica papaya in Cuba
(Wiley; British Society for Plant Pathology, 2018-09)Orchard and garden papaya crops grown in 47 Cuban municipalities were surveyed from 2008 to 2013, revealing the widespread distribution of papaya ringspot virus (PRSV) in Cuba. Phylodynamic analyses performed with the ... -
Distrofia muscular nutricional en corderos de raza Dorper en el Noroeste Argentino
(Sociedad de Medicina Veterinaria, Argentina, 2018-05-02)Se describe un brote de distrofia muscular nutricional (DMN) en el noroeste argentino que afectó a una majada de ovinos Dorper. En corderos, la incidencia fue de 18% y la mortalidad del 98%. Los signos clínicos fueron ... -
La Diversidad Microbiana y la Incidencia de enfermedades causadas por hongos de suelo en soja, en respuesta a la intensificación de sistemas agrícolas
(Edición de Autor, 2018-12-04)En las últimas décadas, los sistemas agrícolas de la pampa húmeda experimentaron un proceso de simplificación de las rotaciones, con predominio de soja en monocultivo y largos períodos de barbecho otoño-invernal, causando ... -
Diversidad e infectividad de hongos micorrícicos arbusculares nativos provenientes de algarrobales del Parque Chaqueño argentino con características edafoclimáticas contrastantes
(Facultad de Ciencias Agropecuarias, Universidad Nacional de Córdoba, 2018)En ambientes severos, la presencia de hongos micorrícicos arbusculares (HMA) es clave para la supervivencia de las plantas y el balance ecosistémico. El objetivo de este trabajo fue caracterizar los hongos micorrícicos ... -
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 ... -
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 ... -
Draft genome sequence data of Nothopassalora personata, peanut foliar pathogen from Argentina
(Elsevier, 2024-04)Late leaf spot (LLS) caused by the Ascomycete Nothopassalora personata (N.p.) (Syn. Cercosporidium personatum) is the main foliar disease of peanuts in Argentina and in peanut producing areas of the world, causing up to ... -
Draft Genome Sequence of " Candidatus Phytoplasma pruni" (X-Disease Group, Subgroup 16SrIII-B) Strain ChTDIII from Argentina
(American Society for Microbiology, 2020-08-24)Herein, we report the draft genome sequence of “Candidatus Phytoplasma pruni” strain ChTDIII (subgroup 16SrIII-B). The final assembly consists of 790,517 nucleotides organized in 67 contigs (minimal size, 1 kb), with a G+C ... -
Drought controls on H2O2 accumulation, catalase (CAT) activity and CAT gene expression in wheat
(Society for Experimental Biology, 2005-01)Plants co-ordinate information derived from many diverse external and internal signals to ensure appropriate control of gene expression under optimal and stress conditions. In this work, the relationships between catalase ... -
Drought induces distinct growth response, protection, and recovery mechanisms in the maize leaf growth zone
(2015-10)Drought is the most important crop yield-limiting factor, and detailed knowledge of its impact on plant growth regulation is crucial. The maize (Zea mays) leaf growth zone offers unique possibilities for studying the ... -
Drought stress tolerance of Prosopis chilensis and Prosopis flexuosa species and their hybrids
(Springer, 2013-02)Natural hybridization commonly produces individuals with intermediate morphological and genetic characteristics, but their response to environmental stress is still uncertain, with some studies showing that transgressive ... -
Early detection of Ascochyta blight (Ascochyta rabiei) of chickpea by traditional PCR
(Elsevier, 2020-11-16)Ascochyta blight is the major disease affecting chickpea (Cicer arietinum) around the world. Since the first report of Ascochyta rabiei's isolation in Argentina in 2012, the pathogen has caused severe economic losses in ... -
Early responses to Fe-deficiency distinguish Sorghum bicolor genotypes with contrasting alkalinity tolerance
(Elsevier, 2018-11)Soil alkalinity is a significant limitation to agricultural productivity and it is associated to several soil features, among them, Fe deficiencies. In this work, we explored the hypothesis that alkalinity tolerance in ... -
Ecology and evolution of papaya ringspot virus
(Elsevier, 2023-04-06)Carica papaya L., native to south of Mexico and Central America, is the third most cultivated tropical crop worldwide. Although more than 35 viruses have been reported infecting papaya, only papaya ringspot virus (PRSV) ... -
Ecology of the free-living stages of cattle nematodes in the dry season in the Lerma Valley, Salta province, Argentina
(Elsevier, 2024-06)The objective of this work was to describe the dynamics of development and survival of the free-living stages of cattle gastrointestinal nematodes (GIN) in fecal matter (FM) and pasture during the dry season in the Lerma ...