Títulos 

Títulos

Mostrando ítems 8-27 de 651

    • A novel mechanism to simulate intercropping and relay cropping using the DayCent model 

      Della Chiesa, Tomas; Del Grosso, Stephen; Hartman, Melannie; Parton, William; Echarte, Laura; Yahdjian, Laura; Piñeiro, Gervasio (Elsevier, 2022-01-03)
      Combining different crops in complex spatial and temporal arrangements can increase resource use efficiency and reduce negative environmental impacts in croplands. Simulation models are useful tools to explore new management ...

    • A novel pathogenic mechanism for cerebellar lesions produced by Solanum bonariense in cattle 

      Verdes, José Manuel; Márquez, Mercedes; Calliari, Aldo; Battes, Daniel; Moraña, José Antonio; Gimeno, Eduardo Juan; Odriozola, Ernesto Raul; Giannitti, Federico; Guerrero, Florentina; Fidalgo, Luis Eusebio; Pumarola, Martí (American Association of Veterinary Laboratory Diagnosticians, 2015-05)
      Intoxication with Solanum bonariense in cattle causes cerebellar cortical degeneration with perikaryal vacuolation, axonal swelling, and death primarily of Purkinje cells, with accumulation of electron-dense residual storage ...

    • A novel real-time PCR assay for quantitative detection of Campylobacter fetus based on ribosomal sequences 

      Iraola, Gregorio; Pérez, Ruben; Betancor, Laura; Marandino, Ana; Morsella, Claudia Graciela; Mendez, Maria Alejandra; Paolicchi, Fernando; Piccirillo, Alessandra; Tomás, Gonzalo; Velilla, Alejandra Vanesa; Calleros, Lucía (BMC, 2016-12)
      Background: Campylobacter fetus is a pathogen of major concern for animal and human health. The species shows a great intraspecific variation, with three subspecies: C. fetus subsp. fetus, C. fetus subsp. venerealis, and ...

    • A paradigm shift to CO2 sequestration to manage global warming – With the emphasis on developing countries 

      Bhattacharyya, Siddhartha Shankar; Leite, Fernanda Figueiredo Granja Dorilêo; Adeyemi, Maxwell Adebayo; Sarker, AhadJahin; Cambareri, Gustavo Sebastián; Faverin, Claudia; Tieri, Maria Paz; Castillo Zacarías, Carlos; Melchor Martínez, Elda; Parra Saldivar, Roberto; Iqbal, Hafiz M. (Elsevier, 2021-06-01)
      Global land use changes that tend to satisfy the food needs of augmenting population is provoking agricultural soils to act as a carbon (C) source rather than sink. Agricultural management practices are crucial to offset ...

    • A review of cardiac blackleg in cattle, and report of 2 cases without skeletal muscle involvement in Argentina 

      Morrell, Eleonora Lidia; Odriozola, Ernesto Raul; Dorsch, Matías; Fiorentino, María Andrea; Rivera, María; Poppenga, Robert; Navarro, Mauricio; Uzal, Francisco; Canton, German Jose (American Association of Veterinary Laboratory Diagnosticians, 2022-08-30)
      Blackleg is an infectious disease caused by Clostridium chauvoei. Cardiac blackleg has been reported in ruminants as an uncommon presentation of the disease; its pathogenesis is not understood completely. We include here ...

    • A simple and rapid direct injection method for the determination of glyphosate and AMPA in environmental water samples 

      Okada, Elena; Coggan, Timothy; Anumol, Tarun; Clarke, Bradley; Allison, Graeme (Springer Verlag, 2018-12-10)
      Glyphosate is currently the most widely used herbicide in the world, yet screening of environmental waters for this chemical is limited by the need for specialized derivatization and measurement methods that can be tedious ...

    • A time-window within the grain filling period accounted for early leaf senescence in maize under sink limitation 

      Dosio, Guillermo; Cicore, Pablo Leandro; Rizzalli, Roberto Héctor (Elsevier, 2024-01)
      In annual crops such as maize, assimilates demand exerted by grains converges with increasing leaf senescence. As sink demand changes as grains growth, leaf senescence could also be affected during the grain filling period. ...

    • Abortion outbreak caused by Campylobacter fetus subspecies venerealis and Neospora caninum in a bovine dairy herd 

      Macias Rioseco, Melissa; Caffarena, Rubén; Fraga, Martín; Silveira, Caroline; Giannitti, Federico; Canton, German Jose; Hecker, Yanina; Suanes, Alejandra; Riet Correa, Franklin (Instituto Nacional de Investigaciones Forestales, Agrícola y Pecuarias, México, 2019-11)
      In November 2015, an abortion outbreak occurred in a commercial dairy herd of 650 Holstein cows in Florida department, Uruguay. Forty-five (45) cows aborted within 3 wk. Five fetuses were subjected to gross and microscopic ...

    • Acción de los cebos granulados sobre los invertebrados benéficos edáficos 

      Salvio, Carla; Manetti, Pablo; Clemente, Natalia; Lopez, Alicia Noemí (2013)
      Los cebos granulados en base a Metaldehído y/o Carbaryl son utilizados para el control de babosas (Mollusca: Pulmonata) y bicho bolita (Crustacea: Isopoda). Sin embargo, es escasa la información sobre el efecto que causan ...

    • Accurate and fast identification of Campylobacter fetus in bulls by real-time PCR targeting a 16S rRNA gene sequence 

      Delpiazzo, Rafael; Barcellos, Maila; Barros, Sofia; Bentacor, Laura; Fraga, Martin; Gil, Jorge; Iraola, Gregorio; Morsella, Claudia Graciela; Paolicchi, Fernando; Perez, Ruben; Riet Correa, Franklin; Sanguinetti, Margarita; Silva Silveira, Caroline da; Caballeros, Lucía (Elsevier, 2020-12-24)
      Campylobacter fetus is an important animal pathogen that causes infectious infertility, embryonic mortality and abortions in cattle and sheep flocks. There are two recognized subspecies related with reproductive disorders ...

    • Actualización sobre la intoxicación por Wedelia Glauca (ort.) Hoffm. Ex. Hicken, Asteraceae 

      Micheloud, Juan Francisco; Odriozola, Ernesto Raul (2012-05-20)
      Wedelia glauca (Ort. Hoffm. ex. Hicken, Asteraceae) es una maleza muy extendida por toda Argentina. Constituye la planta de toxicidad aguda, de mayor importancia en la Pampa húmeda. Si bien es una planta perenne, durante ...

    • Acute atrazine intoxication in heifers: Case report and toxicological studies 

      Marron, Yolanda; De Geronimo, Eduardo; Poo, Juan Ignacio; Garcia, Juan Agustin; Rustichelli Millán, Gina; Britos, Gastón; Lázaro, Fermín; Canton, German Jose (Wiley, 2024-06-23)
      Atrazine is a triazine organochloride herbicide, frequently used in different agricultural activities. Rare acute intoxication with atrazine is reported in production animals, and its metabolism in mammals is unknown. We ...

    • Adequate vegetative cover decreases nitrous oxide emissions from cattle urine deposited in grazed pastures under rainy season conditions 

      Chirinda, Ngonidzashe; Loaiza, Sandra; Arenas, Laura; Ruiz, Veronica; Faverin, Claudia; Alvarez, Carolina; Savian, Jean Víctor; Belfon, Renaldo; Zuniga, Karen; Morales-Rincon, Luis Alberto; Trujillo, Catalina; Arango, Miguel; Rao, Idupulapati; Arango, Jacobo; Peters, Michael; Barahona, Rolando; Costa, Ciniro; Rosenstock, Todd; Richards, Meryl; Martinez Baron, Deissy; Cardenas, Laura (Nature Publishing, 2019-01-29)
      A decline in pasture productivity is often associated with a reduction in vegetative cover. We hypothesize that nitrogen (N) in urine deposited by grazing cattle on degraded pastures, with low vegetative cover, is highly ...

    • Administration of equine Chorionic Gonadotrophin (eCG) to rams to improve the reproductive performance during the non-breeding season 

      Beracochea, Florencia; Manes, Jorgelina; Viera, Maria Noel; Santiago-Moreno, Julian; Ungerfeld, Rodolfo (Elsevier, 2020-06)
      In most ram breeds, there are annual changes in testosterone serum concentration and semen quality. This study aimed to determine if eCG administration to rams during the non-breeding season improves the reproductive ...

    • Adopting yield-improving practices to meet maize demand in Sub-Saharan Africa without cropland expansion 

      Aramburu Merlos, Fernando; Tenorio, Fátima; Mashingaidze, Nester; Sananka, Alex; Aston, Stephen; Ojeda, Jonathan; Grassini, Patricio (Nature Publishing Group, 2024-05-27)
      Maize demand in Sub-Saharan Africa is expected to increase 2.3 times during the next 30 years driven by demographic and dietary changes. Over the past two decades, the area cropped with maize has expanded by 17 million ...

    • Adsorption and mobility of glyphosate in different soils under no-till and conventional tillage 

      Okada, Elena; Costa, Jose Luis; Bedmar, Francisco (2016-02)
      El glifosato (N- (fosfonometil) glicina) es un post-emergencia, no selectivo, herbicida foliar. Alrededor de 200 millón de litros de este herbicida se aplican cada año en Argentina, donde la principal práctica agrícola es ...

    • Agricultura de precisión: dosis variable de fósforo en soja (Glycine max (L.) Merr.) 

      Peralta, Nahuel Raúl; Trueba, Martín; Wyngaard, Nicolás; Córdoba, Mariano; Sallesses, Leonardo Fabian (Asociación Argentina de la Ciencia del Suelo, 2021-07)
      La agricultura de precisión (AP) permite delimitar zonas de manejo (ZM) que expresan diferente potencial de rendimiento. Los objetivos de esta investigación fueron: (l) Determinar la interacción entre las ZM y la fertilización ...

    • Agricultura de precisión: dosis variable de nitrógeno en cebada 

      Peralta, Nahuel; Barbieri, Pablo; Gowland, Tomás; Aparicio, Virginia Carolina; Costa, Jose Luis (2015)
      La Agricultura de Precisión (AP) permite delimitar zonas de manejo (ZM) que expresan diferente potencial de rendimiento. Los objetivos de esta investigación fueron: (l) determinar la interacción entre las ZM y la fertilización ...

    • Agriculturisation and trade-offs between commodity production and cultural ecosystem services: A case study in Balcarce county 

      Auer, Alejandra Denise; Maceira, Nestor Oscar; Nahuelhual, Laura (2017)
      Increased production of commodities in Latin America has transformed the rural landscape with a potential loss of cultural ecosystem services (CES). The aim of our study was to assess the extent and mechanisms by which the ...

    • Agroecología y canales cortos en el contexto del COVID-19: el caso de la horticultura marplatense 

      Cendon, Maria Laura; Molpeceres, Maria Celeste; Zulaica, María Laura; Rouvier, Silvia Marisa (Facultad de Ciencias Económicas, Universidad Nacional de Cuyo, 2021-12-08)
      El artículo tiene como objetivo analizar los canales de comercialización de los productores agroecológicos del partido de General Pueyrredon y sus particularidades en el contexto de la pandemia por COV ID-19. Para ello, ...