Centro Regional Entre Ríos: Envíos recientes
Mostrando ítems 661-680 de 750
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¿Eligen las palomas y cotorras los lotes de soja (Glycine max) enemergencia? Un caso de estudio en agroecosistemas de Entre Ríos, Argentina = Do pigeons and parakeets choose soybean (Glycine max) crops during the emergence? A case studyon agroecosystems in Entre Ríos, Argentina
(Instituto de Biología, Universidad Nacional Autónoma de México, 2016-12)Las palomas y cotorras pueden resultar perjudiciales para cultivos anuales en algunas regiones de Sudamérica. En este estudio analizamospatrones de uso de hábitat de las palomas torcaza (Zenaida auriculata), manchada ... -
Differential susceptibility of Conyza bonariensis biotypes to glyphosate and ALS-Inhibiting herbicides in Argentina
(Scientific Research Publishing, 2015)The aim of this study was to compare control of three stages biotypes (rosette, bolting, and repro- ductive stage) of Conyza bonariensis glyphosate susceptible biotype (S) and tolerant biotype (T) to glyphosate with ... -
Nitrogen utilization efficiency in maize as affected by hybrid and N rate in late-sown crops
(2014-11)After the introduction of Bt-maize, late sowing is becoming an important strategy to stabilize yields in many areas of the Argentine Pampas. Increased nitrogen (N) availability and sharp reduction in radiation and temperature ... -
Selection of potential biological control of Exserohilum turcicumwith epiphytic microorganisms from maize = Selección de microorganismos epifíticos de maíz como potenciales agentes debiocontrolde Exserohilum turcicum
(Asociación Argentina de Microbiología, 2015)The aims of this study were to select microbial isolates from phyllosphere of maizeand to examine their antagonistic activity against Exserohilum turcicum. Selection was per-formed through the ability of isolates to compete ... -
Oral acute toxicity of imidacloprid, thiamethoxam and clothianidin in eared doves: a contribution for the risk assessment of neonicotinoids in birds
(Elsevier, 2018-09-10)Neonicotinoids have recently been demonstrated to cause direct negative impacts on birds from North America and Europe. To further understand the impact of these compounds on bird species and to improve risk assessment ... -
Artificial perches promote vegetation restoration
(Springer, 2016-07)Native ecosystems are continuously being transformed mostly into agricultural lands. Simultaneously, a large proportion of fields are abandoned after some years of use. Without any intervention, altered landscapes usually ... -
Modelling forage yield and water productivity of continuous crop sequences in the Argentinian Pampas
(Elsevier, 2018-01)In recent years, the use of forage crop sequences (FCS) has been increased as a main component into the animal rations of the Argentinian pasture-based livestock systems. However, it is unclear how year-by-year rainfall ... -
Forage yield, water- and solar radiation-productivities of perennial pastures and annual crops sequences in the south-eastern Pampas of Argentina
(Elsevier, 2018-05-15)Livestock production systems of Argentina show an ongoing process of change in the composition of their forage base, with a gradual increase in the proportion of their area assigned to forage crop sequences (FCS) −in ... -
Water Footprint in paddy rice systems. Its determination in theprovinces of Santa Fe and Entre Ríos, Argentina
(Elsevier, 2015-09)In the context of social responsibility and, of the directives aimed at an integral management of natural resources, the Water Footprint (WF) has been widely spread as an indicator that contributes to a safe and sustainable ... -
Evaluation of soil degradation produced by rice crop systems in a Vertisol, using a soil quality index
(2017-03)One of the priorities of land planners is the development of methodologies that allow the detection of negative impacts on soils. The objective of this work was to evaluate the impact of rice production systems that use ... -
Eficacia de insecticidas botánicos sobre Myzus persicae(Sulzer) y Aphis gossypii (Clover) (Hemiptera: Aphidiae) en el cultivo de pimiento (Capsicum annuum L.) bajo cubierta = Effectiveness of botanical pesticides on Myzus persicae(Sulzer) and Aphis gossypii (Clover) (Hemiptera: Aphididae) in greenhouse pepper crops (Capsicum annuum L.)
(Universidad Pedagógica y Tecnológica de Colombia, 2018-04)Una gran variedad de artrópodos plaga causan, a nivel mundial, perjuicios en cultivos hortícolas. Myzus persicae (Sulzer), Aphis gossypii (Glover) (Hemiptera: Aphididae) son las principales plagas de artrópodos que afectan ... -
Caracterización de aislamientos de moho verde (Penicillium digitatum) resistentes al fungicida pirimetanil en la región citrícola del río Uruguay
(2018-08)El uso continuado de los fungicidas tiabendazol e imazalil en los empaques citrícolas de la región del río Uruguay ha llevado a la selección y proliferación de aislamientos de moho verde resistentes; este hongo es la ... -
TDZ pulsing evaluation on the in vitro morphogenesis of peach palm
(2013-04)Peach palm (Bactris gasipaes Kunth.) cropping is an excellent alternative to native species exploitation; nevertheless, the problems with seed germination and conventional propagation justify the use of in vitro culturing. ... -
A case study of strategies for fostering international, interdisciplinary research
(2016-06)Bringing together and successfully managing a highly interdisciplinary (ID) research team of socioeconomic, biophysical, and engineering scientists is highly challenging, particularly when that team includes 20 scientists ... -
Multi-level analysis of bird abundance and damage to crop fields
(Elsevier, 2014-12)Bird damage to agricultural crops is an important cause of economic loss for farmers worldwide. Predictive habitat models relating bird abundance and damage to characteristics of the agricultural environment at multiple ... -
Análisis productivo y reproductivo de vacas lecheras Holstein, Pardo Suizo y sus cruzas en un sistema a pastoreo = Analysis of production and reproduction of Holstein, Brown Swiss and their crossbreed dairy cows in a grazing system.
(Universidad Nacional del Nordeste. Facultad de Ciencias Veterinarias, 2014-06)El objetivo del trabajo fue comparar aspectos productivos y reproductivos de vacas pertenecientes a tres genotipos lecheros, en un sistema a pastoreo con suplementación de Entre Ríos, Argentina. Se analizaron datos ... -
Contribution of honeybees to soybean yield
(Springer, 2018-02)Despite the economic importance of soybean [Glycine max (L.) Merr.], knowledge on the contribution of entomological pollination on seed yield is scarce. This study estimates the production of soybean resulting from pollination ... -
Nitrous oxide emission after the addition of organic residues on soil surface
(Elsevier, 2017)The addition of organic amendments with a low Carbon:Nitrogen (C:N) ratio to restore degraded soils may increase the emission of greenhouse gases and affect the storage of these elements in the topsoil. Our objectives were ... -
Fitotoxicidad de un formulado comercial de glifosato sobre Lemna gibba L.
(Asociación Argentina de Ecología, 2018-04)El objetivo fue evaluar la fitotoxicidad de un formulado comercial de glifosato (sal potásica al 62%, equivalente a 506 g p.a./L) sobre Lemna gibba, a campo y en laboratorio. El estudio a campo se desarrolló en un embalse ... -
Soil quality impacts of current South American agricultural practices
(Society for Urban Ecology, 2015)Increasing global demand for oil seeds and cereals during the past 50 years has caused an expansion in the cultivated areas and resulted in major soil management and crop production changes throughout Bolivia, Paraguay, ...