autores 

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Mostrando ítems 1-20 de 29

    • 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 ...

    • Analysis of factors controlling maize yield response to hairy vetch and to nitrogen fertilization after hairy vetch 

      Carciochi, Walter; Cafaro La Menza, Nicolás; Crespo, Cecilia; Domínguez, Germán; Rodríguez, M.P.; Reussi Calvo, Nahuel Ignacio; Wyngaard, Nicolás; Sainz Rozas, Hernan Rene; Studdert, Guillermo; Barbieri, Pablo (Elsevier, 2023-11)
      Context or problem: Several agricultural producers around the world are adopting hairy vetch (HV) (Vicia villosa Roth) inclusion in the crop sequence before maize (Zea mays L.). To date, it is not clear which factors control ...

    • ¿El análisis de suelo permite diagnosticar la deficiencia de zinc en el cultivo de maíz? 

      Barbieri, Pablo; Sainz Rozas, Hernan Rene; Echeverria, Hernan Eduardo; Salvagiotti, Fernando; Barbagelata, Pedro Anibal; Barraco, Miriam Raquel; Colazo, Juan Carlos; Ferraris, Gustavo Nestor; Sánchez, Héctor S.; Caceres Diaz, Raul Omar; Reussi Calvo, Nahuel Ignacio; Esposito, Gabriel Pablo; Eyherabide, Mercedes; Larsen, Brian (2015-09)
      El desarrollo de métodos adecuados de diagnóstico para evaluar la disponibilidad de Zn es clave para un manejo racional del mismo. El extractante más utilizado es el ácido dietilen triamino penta acético (DTPA) propuesto por ...

    • Can edaphic variables improve DTPA-Based zinc diagnosis in corn? 

      Barbieri, Pablo; Sainz Rozas, Hernan Rene; Wingaard, Nicolás; Eyherabide, Mercedes; Reussi Calvo, Nahuel Ignacio; Salvagiotti, Fernando; Correndo, Adrián A.; Barbagelata, Pedro Anibal; Espósito Goya, Gabriel P.; Colazo, Juan Cruz; Echeverria, Hernan Eduardo (2017-06-01)
      Current zinc (Zn) diagnostic methods for corn (Zea mays L.) are often based on soil DTPA (diethylenetriamine-pentaacetic acid) extractable Zn (DTPA-Zn). However, calibration of the DTPA-Zn test may be influenced by other ...

    • Cover crop species can increase or decrease the fertilizer-nitrogen requirement in maize 

      Carciochi, Walter Daniel; Massigoge, Ignacio; Lapaz Olveira, A.; Reussi Calvo, Nahuel Ignacio; Cafaro La Menza, Francisco; Sainz Rozas, Hernan Rene; Barbieri, Pablo; Di Napoli, M.; Gonzalez Montaner, J.; Ciampitti, Ignacio A. (American Society of Agronomy; Estados Unidos, 2021-07-03)
      Cover crop species and termination date could affect fertilizer-N management and N diagnostic methods traditionally used in bare fallow-maize (Zea mays L.) systems. Our objectives were to (a) assess the impact of cover ...

    • Determining Mehlich-3 and DTPA extractable soil zinc optimum economic threshold for maize 

      Martínez Cuesta, Nicolas; Wyngaard, Nicolás; Sainz Rozas, Hernan Rene; Reussi Calvo, Nahuel Ignacio; Carciochi, Walter; Eyherabide, Mercedes; Colazo, Juan Cruz; Barraco, Miriam Raquel; Guertal, Elizabeth; Barbieri, Pablo (Wiley, 2020-09-16)
      Maize (Zea mays L.) is one of the most susceptible crops to zinc (Zn) deficiency. However, in much of the world, soil Zn tests are poorly calibrated, and thus determining a critical soil test, level for Zn is challenging. ...

    • Does nitrogen fertilization rate, timing and splitting affect sunflower yield and grain quality? 

      Tovar Hernández, Sergio; Carciochi, Walter; Diovisalvi, Natalia; Izquierdo, Natalia; Wyngard, Nicolás; Barbieri, Pablo; Reussi Calvo, Nahuel Ignacio (Wiley, 2023-02)
      Nitrogen (N) deficiency could have a negative effect on sunflower (Helianthus annuus L.) yield and grain quality. Therefore, it is necessary to adjust the optimum rate, timing, and frequency of N fertilization to improve ...

    • Eco-physiological processes underlying maize water use efficiency response to plant density under contrasting water regimes 

      Hernandez, Mariano Daniel; Alfonso, Carla Susana; Cerrudo, Aníbal Alejandro; Cambareri, Matias; Della Maggiora, Aida; Barbieri, Pablo; Echarte, María Mercedes; Echarte, Laura (Elsevier, 2020-09)
      This study quantified maize (Zea mays L.) water use efficiency for grain yield (WUEg) in response to plant density under contrasting water regimes; and focused on relevant eco-physiologial processes underlying the responses ...

    • Effect of intensified cropping sequences on soil physical properties in contrasting environments 

      Crespo, Cecilia; Wyngaard, Nicolás; Sainz Rozas, Hernan Rene; Studdert, Guillermo; Barraco, Miriam Raquel; Gudelj, Vicente Jorge; Barbagelata, Pedro Anibal; Barbieri, Pablo (Elsevier, 2021-08-27)
      Soybean (Glycine max (L.) Merr.) monoculture contributes to soil degradation. Intensification of soybean-based sequences through polyculture, cover crops (CC), and crop fertilization can enhance soil physical quality and ...

    • Effect of the intensification of cropping sequences on soil organic carbon and its stratification ratio in contrasting environments 

      Crespo, Cecilia; Wyngaard, Nicolás; Sainz Rozas, Hernan Rene; Studdert, Guillermo; Barroco, Mirian; Gudelj, Vicente Jorge; Barbagelata, Pedro Anibal; Barbieri, Pablo (Elsevier, 2021-01-19)
      In environments where continuous agriculture leads to soil organic carbon (SOC) depletion, intensification practices (i.e. polyculture, cover crops (CC), and crop fertilization) have been suggested as strategies to improve ...

    • Effect of zinc application strategies on maize grain yield and zinc concentration in mollisols 

      Martinez Cuesta, Nicolás; Carciochi, Walter; Sainz Rozas, Hernan Rene; Salvagiotti, Fernando; Colazo, Juan Cruz; Wyngaard, Nicolás; Eyherabide, Mercedes; Ferraris, Gustavo Nestor; Barbieri, Pablo (Taylor and Francis, 2020-11-12)
      Maize (Zea mays L.) is highly susceptible to zinc (Zn) deficiency. Different application strategies (AS) can be utilized to improve grain yield (GY) and quality (Zn biofortification) by combining Zn fertilizer rate, source, ...

    • Encalado en suelos agrícolas acidificados de la región pampeana: efecto sobre actividad de hongos micorricicos 

      Mañana, Bernardo; Covacevich, Fernanda; Sainz Rozas, Hernan Rene; Barbieri, Pablo; Commatteo, Jaqueline Giselle (Asociación Argentina de la Ciencia del Suelo, 2021-07)
      Nuestro objetivo fue evaluar los cambios en la abundancia y actividad de hongos micorrícicos arbusculares (HMA) en respuesta al agregado de calcita como corrector de pH. Se testearon tres dosis de calcita (0, 2000 y 6000 ...

    • Improving soil organic nitrogen and sulfur pools by cover cropping and crop fertilization in soybean-based cropping systems 

      Crespo, Cecilia; Wyngaard, Nicolás; Sainz Rozas, Hernan Rene; Barbagelata, Pedro Anibal; Barraco, Miriam Raquel; Gudelj, Vicente Jorge; Barbieri, Pablo (Elsevier, 2021-07-10)
      Nitrogen (N) and sulfur (S) define crops productivity, and are currently deficient in most agricultural soils. In agricultural systems, management practices can affect N and S organic pools (Norg and Sorg, respectively). ...

    • Inclusion of cover crops in cropping sequences with soybean predominance in the southeast of the Humid Argentine Pampa 

      Martinez, Juan Pablo; Barbieri, Pablo Andres; Sainz Rozas, Hernan Rene; Echeverria, Hernan Eduardo (2013)
      The incorporation of a cover crop (CC) may be an alternative to increase soil carbon (C) and nitrogen (N) supply in crop sequences with a high frequency of soybean. The aims of this study were (i) to determine shoot biomass ...

    • Incorporación de cultivos de cobertura previos a soja en el sudeste bonaerense 

      Martinez, Juan Pablo; Barbieri, Pablo Andres; Sainz Rozas, Hernan Rene; Echeverria, Hernan Eduardo (2013-06)
      En la zona del sudeste bonaerense existe escasa información sobre las eventuales ventajas de la incorporación de los CC en los planteos productivos actuales, la cual sería de suma utilidad para evaluar la factibilidad de ...

    • Indigenous mycorrhizal fungi from Argentina increase Zn nutrition of maize modulated by Zn fertilization 

      Aztiz Imaz, Patxi; Barbieri, Pablo Andrés; Echeverria, Hernan Eduardo; Sainz Rozas, Hernan Rene; Covacevich, Fernanda (Soil Science Society of Pakistan, 2014-06)
      The effect of nitrogen (N), phosphorous (P), sulfur (S) and zinc (Zn) fertilization on arbuscular mycorrhizal colonization (AMC), nutrition and growth of maize under contrasting tillage management was assessed in a field ...

    • Labranza y fertilización como moduladores de la dinámica de comunidades microbianas asociadas a un cultivo de trigo en el sudeste bonaerense (Argentina) 

      Barbieri, Pablo Andrés; Hernández Guijarro, Keren; Echeverria, Hernan Eduardo; Covacevich, Fernanda; Pérez, Germán Ricardo (Facultad de Ciencias Agrarias, Universidad Nacional de Cuyo, 2017)
      El objetivo del trabajo fue evaluar a campo el efecto de la labranza y la fertilización con macro y micronutrientes, sobre el crecimiento y la colonización de raíces por hongos micorrícicos arbusculares y la abundancia de ...

    • Métodos de colocación de fósforo en trigo y maíz bajo siembra directa en el sudeste bonaerense 

      Barbieri, Pablo Andres; Echeverria, Hernan Eduardo; Sainz Rozas, Hernan Rene (Gerencia de Comunicación e Imagen Institucional, DNA SICC, INTA, 2018-12)
      La siembra directa (SD) produce cambios físicos, químicos y biológicos en el suelo que pueden afectar la disponibilidad de P para los cultivos. El uso eficiente de fertilizantes debe combinar factores como dosis, momento, ...

    • Nitrogen diagnosis for double-cropped maize 

      Crespo, Cecilia; Martinez, Dionisio Roberto; Wyngaard, Nicolás; Divito, Guillermo; Martinez Cuesta, Nicolás; Barbieri, Pablo (Elsevier, 2022-10)
      Double cropping has been proposed as a strategy to promote ecological intensification. In temperate regions, maize (Zea mays L.) could be a viable option for double cropping. However, there is a lack of information regarding ...

    • Nitrogen Recovery Efficiency from Urea Treated with NSN Co-Polymer Applied to No-Till Corn 

      Barbieri, Pablo; Sainz Rozas, Hernan Rene; Echeverria, Hernan Eduardo (MDPI, 2018-08-19)
      Nitrogen (N) rate increases used by many farmers produce a reduced or null effect on N recovery efficiency (RE) by crops. Therefore, management practices to reduce N losses and increase RE are necessary. Co-polymer maleic ...