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Mostrando ítems 8922-8941 de 13011

    • New world goat populations are a genetically diverse reservoir for future use 

      do Prado Paim, Tiago; Assis Faria, Danielle; Hay, El Hamidi; McManus, Concepta; Lanari, Maria Rosa; Chaverri Esquivel, Laura; Cascante, María Isabel; Jimenez Alfaro, Esteban; Mendez, Argerie; Faco, Olivardo; de Moraes Silva, Kleibe; Mezzadra, Carlos Alberto; Mariante, Arthur; Rezende Paiva, Samuel; Blackburn, Harvey David (Springer Nature, 2019-02-06)
      Western hemisphere goats have European, African and Central Asian origins, and some local or rare breeds are reported to be adapted to their environments and economically important. By-in-large these genetic resources have ...

    • El nexo agua, energía y alimentos en Argentina. Un abordaje de relevancia para el desarrollo de políticas intersectoriales en la agricultura irrigada 

      Miguel, Roberto Esteban; Gareis, María Cecilia (Ediciones INTA, 2023-09)
      Cuando se exportan los productos agropecuarios no solo se exporta el bien, sino el agua, el suelo y la energía que se utilizó para producirlo. Argentina es uno de los principales productores de alimentos a escala global y ...

    • Niche divergence among closely related taxa provides insight on evolutionary patterns of ticks 

      Cuervo, Pablo Fernando; Flores, Fernando Sebastián; Venzal, José Manuel; Nava, Santiago (Wiley, 2021-09)
      Aim: Understanding the degree to which closely related taxa diverge in their niche traits could provide insight on their evolutionary patterns, as well as shed some light on the mechanisms underpinning broad-scale biogeographic ...

    • Niche dynamics in amphitropical desert disjunct plants: Seeking for ecological and species‐specific influences 

      Quiroga, Raul Emiliano; Premoli, Andrea Cecilia; Fernandez, Roberto J. (Wiley, 2020-11)
      Numerous studies have assessed whether species niches are conserved in geographically separated regions. However, most of them were performed on invasive species, with the limitation that such species have likely not yet ...

    • Night-time sap flow is parabolically linked to midday water potential for field-grown almond trees 

      Fuentes, Sigfredo; Mahadevan, M.; Bonada, Marcos; Skewes, Mark A.; Cox, J.W. (2013-11)
      To quantify night-time (S n) and diurnal (S d) tree water uptake, two sets of sap flow sensors (heat-pulse compensated) were installed per tree in the north-east and south-west sides of the trunk in three trees per treatment. ...

    • Nile grass (Acroceras macrum) for Argentinean waterlogged soils 

      Ferrari Usandizaga, Silvana Consuelo (CGIAR GeneBank PlatForm, 2018-06)
      Acroceras macrum (Nile grass) is a forage grass native to sub-Saharan Africa, and recommended for its good adaptation to wet soils with poor drainage and waterlogging tendency of NE Argentina (NEA). Its greatest ...

    • Nitrate and nitrite absorption, recycling and retention in tissues of sheep 

      Villar, Maria Laura; Godwin, Ian Robert; Hegarty, Roger Stephen; Erler, Dirk V.; Farid, Haneih T.; Nolan, John Vivian (Elsevier, 2021-07)
      Dietary nitrate is of increasing interest both for the pharmacological effects of its metabolites as well as its capacity to inhibit methanogenesis in the gut. A sequence of three experiments was conducted to investigate ...

    • Nitrate and nitrite metabolism in ruminant livestock 

      Villar, Maria Laura (Edición del Autor, 2019)
      Global methane emissions from livestock have continue to rise in last decade due to the increasing ruminant population and demand for livestock products. Supplementing the diet of ruminants with nitrate (NO3) is an effective ...

    • Nitrate Leaching in an Argiudoll Cultivated with Sugarcane 

      Portocarrero, Rocio; Acreche, Martin Moises (2014-09)
      The aim of the study was to quantify nitrate leaching from an Aquic Argiudoll cultivated with sugarcane in Tucumán, Argentina. Two field trials were conducted during the 2010/2011 and 2011/2012 seasons with the variety LCP ...

    • Nitrato en pecíolo e índice verde en estratos del canopeo del cultivo de papa 

      Martinez, Juan Pablo; Giletto, Claudia Marcela; Echeverria, Hernan Eduardo (Gerencia de Comunicación e Imagen Institucional, DNA SICC, INTA, 2012-08)
      La concentración de nitrato en los pecíolos (NBS) y el Índice Verde (IV) medidos en las hojas inferiores del canopeo de papa podrían usarse como alternativa de los métodos tradicionales de evaluación del estado nutricional ...

    • Nitric oxide and abscisic acid regulate osmoprotective and antioxidative mechanisms related to water stress tolerance of grapevines 

      Pontin, Mariela Ana; Murcia, Mauro German; Bottini, Ambrosio Rubén; Fontana, Ariel; Bolcato, L.; Piccoli, Patricia Noemí (Wiley, 2021-03)
      Background and Aims: Exogenously applied nitric oxide (NO) and abscisic acid (ABA) are known to improve the tolerance of plants to abiotic stress. The effects of NO and ABA applications on physiological and metabolic ...

    • Nitrogen and Radiation Use Efficiency in Temperate Pastures Low Quality Soils 

      Correa, Natalia M.; Scheneiter, Jorge Omar (University of Kentucky, 2013)
      In the humid pampa of Argentina, tall fescue is used in wet or low fertility soils whereas tall wheatgrass is used in flooded and alkaline environments (Maddaloni y Ferrari 2005). Autumn and winter growth rates are lower ...

    • Nitrogen and sulfur interaction on nutrient use efficiencies and diagnostic tools in maize 

      Carciochi, Walter Daniel; Salvagiotti, Fernando; Pagani, Agustin; Reussi Calvo, Nahuel Ignacio; Eyherabide, Mercedes; Sainz Rozas, Hernan Rene; Ciampitti, Ignacio A. (Elsevier, 2020-05)
      Nitrogen (N) and sulfur (S) critical dilution curves and the N:S stoichiometry are useful tools for evaluating nutrient status in maize (Zea mays L.). Nutrient supply for both N and S impact plant nutrient uptake, consequently ...

    • Nitrogen balance for potato crops in the southeast pampas region, Argentina 

      Giletto, Claudia Marcela; Echeverria, Hernan Eduardo (Springer, 2013-01)
      The aim of this work was to build an N mass balance for the potato crop under irrigation conditions in the southeast pampas (Argentina) as a function of N rate and gravitational water. The experiment was developed in a ...

    • Nitrogen balance in a plant-soil system under different cover crop-soybean cropping in Argentina 

      Landriscini, María Rosa; Galantini, Juan Alberto; Duval, Matias Ezequiel; Capurro, Julia Ester (2018-10-10)
      Cover crops (CC) provide many benefits for the soil and the following crop but their effects on nitrogen (N) release and balance in continuous no-tillage soybean (Glycine max L. Merr.) production are little known. Estimation ...

    • Nitrogen but not phosphorus addition affects symbiotic N2 fixation by legumes in natural and semi‑natural grasslands located on four continents 

      Vázquez, Eduardo; Schleuss, Per‑Marten; Borer, Elizabeth T.; Bugalho, Miguel N.; Caldeira, Maria. C.; Eisenhauer, Nico; Eskelinen, Anu; Fay, Philip A.; Haider, Sylvia; Jentsch, Anke; Kirkman, Kevin P.; McCulley, Rebecca L.; Peri, Pablo Luis; Price, Jodi; Richards, Anna E.; Risch, Anita C.; Roscher, Christiane; Schütz, Martin; Seabloom, Eric William; Standish, Rachel J.; Stevens, Carly J.; Tedder, Michelle J.; Virtanen, Risto; Spohn, Marie (Springer Nature, 2022-09)
      The amount of nitrogen (N) derived from symbiotic N2 fixation by legumes in grasslands might be affected by anthropogenic N and phosphorus (P) inputs, but the underlying mechanisms are not known. Methods We evaluated ...

    • 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 dynamics in field grown comice pears 

      Sanchez, Enrique Eduardo (Oregon State University, 1990-05)
      The dynamics of N was studied in field grown Comice/Provence quince BA29 pears in Medford, Oregon. Total tree biomass, N content, and ¹⁵N evaluations suggest that young pears require little N (48 kg N ha⁻¹ yr⁻¹). About 45% ...

    • Nitrogen economy of early and late-sown maize crops 

      Maltese, Nicolás; Melchiori, Ricardo Jose; Maddonni, Gustavo Angel; Ferreyra, J.M.; Caviglia, Octavio (Elsevier, 2018-11)
      Late sowing dates of maize are widely adopted in the Pampas region of Argentina, stabilising grain yields due to a more favourable water balance around flowering. However, late-sown crops are exposed to high soil N ...

    • Nitrogen fertilization effects on forage production and nutritive value of 4 tropical grasses on alkaline soils in Argentina 

      Mattera, Juan; Romero, Luis Alberto; Iacopini, Maria Lorena; Gaggiotti, Monica; Cuatrin, Alejandra; Tomas, Maria Andrea (International Center for Tropical Agriculture (CIAT), 2023-09)
      This study evaluated effects of nitrogen (N) fertilization and gypsum application and their interactions on total pasture forage production and nutritive values of Chloris gayana cultivars ‘Santana’ and ‘Finecut’ and Panicum ...