Search Results - "Saínz Rozas, Hernán R."

Monitoring corn nitrogen nutrition index from optical and synthetic aperture radar satellite data and soil available nitrogen by Lapaz Olveira, Adrián M., Castro-Franco, Mauricio, Saínz Rozas, Hernán R., Carciochi, Walter D., Balzarini, Mónica, Avila, Oscar, Ciampitti, Ignacio, Reussi Calvo, Nahuel I.

“…Nitrogen (N) nutrition index (NNI) is a reliable indicator of plant N status for field crops, but its determination is both labor- and cost-intensive. The…”
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Effects of nitrogen and sulfur application on grain yield, nutrient accumulation, and harvest indexes in maize by Pagani, Agustín, Echeverría, Hernán E, Andrade, Fernando H, Sainz Rozas, Hernán R

“…Nitrogen (N) and sulfur (S) are crucial nutrients in maize production. However, N and S application effects on accumulation and partitioning of both nutrients…”
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Nitrogen Balance as Affected by Application Time and Nitrogen Fertilizer Rate in Irrigated No‐Tillage Maize by Rozas, Hernán R. Sainz, Echeverría, Hernán E., Barbieri, Pablo A.

“…High N requirements of no‐tillage maize (Zea mays L.) make it imperative to develop management strategies that optimize crop production and N use efficiency…”
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Nitrogen status in maize grown at different row spacings and nitrogen availability by Barbieri, Pablo A., Echeverría, Hernán E., Rozas, Hernán R. Sainz, Andrade, Fernando H.

“…Barbieri, P. A., Echeverría, H. E., Sainz Rozas, H. R. and Andrade, F. H. 2013. Nitrogen status in maize grown at different row spacings and nitrogen…”
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Characterization of Corn Nitrogen Status with a Greenness Index under Different Availability of Sulfur by Pagani, Agustín, Echeverría, Hernán E, Andrade, Fernando H, Sainz Rozas, Hernán R

“…Several methodologies measure leaf greenness intensity and relate it to crop N status. There is no evidence, however, of the utility of this variable to detect…”
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Long term nitrogen fertilization: Soil property changes in an Argentinean Pampas soil under no tillage by Divito, Guillermo A., Rozas, Hernán R. Sainz, Echeverría, Hernán E., Studdert, Guillermo A., Wyngaard, Nicolás

“…► Nitrogen fertilization increased carbon return to soil during the period 2001–2008. ► There were no differences in soil organic carbon and nitrogen among N…”
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Fertilization and tillage effects on soil properties and maize yield in a Southern Pampas Argiudoll by Wyngaard, Nicolás, Echeverría, Hernán E., Rozas, Hernán R. Sainz, Divito, Guillermo A.

“…► Long term N and P fertilization enhanced C input but did not affect soil C content. ► Tillage practices affected C accumulation, and P and pH stratification…”
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Canopy Indices: a Model to Estimate the Nitrogen Rate for Barley and Wheat by Reussi Calvo, Nahuel I., Wyngaard, Nicolás, Queirolo, Ignacio, Prystupa, Pablo, Sainz Rozas, Hernán R.

“…The objectives were to calibrate the Soil Plant Analysis Development (SPAD) and Green Seeker (GS) as tools to determine the differential of the economic…”
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A meta-analysis of hairy vetch as a previous cover crop for maize by Rodriguez, Maria P., Vargas, Joaquin, Correndo, Adrian A., Carcedo, Ana J.P., Carciochi, Walter D., Sainz Rozas, Hernan R., Barbieri, Pablo A., Ciampitti, Ignacio A.

“…The use of hairy vetch (Vicia villosa Roth.) as cover crop is increasing worldwide. Hairy vetch can contribute as a nitrogen (N) source with potential to…”
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Nitrogen and sulfur interaction on nutrient use efficiencies and diagnostic tools in maize by Carciochi, Walter D., Salvagiotti, Fernando, Pagani, Agustin, Reussi Calvo, Nahuel I., Eyherabide, Mercedes, Sainz Rozas, Hernán R., Ciampitti, Ignacio A.

“…•Over the season, shoot N concentration was only affected by N supply.•Over the season, N deficiency decreased shoot S concentration.•Shoot N:S stoichiometry…”
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Economic optimum nitrogen rate analysis for feed and malting barley by Reussi Calvo, Nahuel I., Carciochi, Walter D., Prystupa, Pablo, Queirolo, Ignacio, Sainz Rozas, Hernán R.

“…The malt industry has specific requirements for malting barley (Hordeum vulgare L.) grain protein concentration (from 9.5 to 13%) and size (>85%), which could…”
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Cover crops affect phosphorus fractions in soybean-based sequences with different phosphorus availability in Mollisols by Crespo, Cecilia, Wyngaard, Nicolás, Sainz Rozas, Hernán R., Pizzuto, Antonela, Barbagelata, Pedro, Barraco, Mirian, Gudelj, Vicente, Barbieri, Pablo A.

“…Cover crops (CC) may offer a compelling strategy to increase the availability of nutrients, such as phosphorus (P), in agroecosystems where continuous…”
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Long-Term Sulfur Fertilization: Effects on Crops and Residual Effects in a No-Till System of Argentinean Pampas by Divito, Guillermo A, Sainz Rozas, Hernán R, Echeverría, Hernán E, Wyngaard, Nicolás

“…A long-term experiment has been conducted between 2001 and 2008 at Balcarce, Argentina, to determine the effect of sulfur (S) fertilization on S concentration…”
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Nitrogen Use Efficiency in Maize as Affected by Nitrogen Availability and Row Spacing by Barbieri, P.A, Echeverria, H.E, Sainz Rozas, H.R, Andrade, F.H

“…Efficient use of N in plant production is an essential goal in crop management. An experiment was performed at INTA Balcarce, Argentina during 3-yr to evaluate…”
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Sulfur Mineralization: A Key Process for Diagnosing Its Deficiency in Wheat by Carciochi, Walter D., Mateos, Julián, Divito, Guillermo A., Inchauspe, Facundo Mateos, Sainz Rozas, Hernán R.

“…Core Ideas A simplified balance was used to calculate apparent S mineralization in wheat. Apparent S mineralization predicted relative wheat grain yield…”
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Attainable yield and soil texture as drivers of maize response to nitrogen: A synthesis analysis for Argentina by Correndo, Adrián A., Gutiérrez-Boem, Flavio H., García, Fernando O., Alvarez, Carolina, Álvarez, Cristian, Angeli, Ariel, Barbieri, Pablo, Barraco, Mirian, Berardo, Angel, Boxler, Miguel, Calviño, Pablo, Capurro, Julia E., Carta, Héctor, Caviglia, Octavio, Ciampitti, Ignacio A., Díaz-Zorita, Martín, Díaz-Valdéz, Santiago, Echeverría, Hernán E., Espósito, Gabriel, Ferrari, Manuel, Ferraris, Gustavo N., Gambaudo, Sebastian, Gudelj, Vicente, Ioele, Juan P., Melchiori, Ricardo J.M., Molino, Josefina, Orcellet, Juan M., Pagani, Agustin, Pautasso, Juan M., Calvo, Nahuel I. Reussi, Redel, Matías, Rillo, Sergio, Rimski-Korsakov, Helena, Sainz-Rozas, Hernán R., Saks, Matías, Tellería, Ma. Guadalupe, Ventimiglia, Luis, Zorzín, Jose L., Zubillaga, Ma. Mercedes, Salvagiotti, Fernando

“…•Attainable maize yield drives the agronomic optimum of initial N availability (AONav).•Soil texture modifies the curvature of the response models but not the…”
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Soybean and wheat response to lime in no-till Argentinean mollisols by Barbieri, Pablo A., Echeverría, Hernán E., Sainz Rozas, Hernán R., Martínez, Juan P.

“…•Lime application increased soil pH, Ca+2 content, base saturation and Ca+2 saturation.•Soil bulk density and penetration resistance were not affected by lime…”
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Alternatives for Nitrogen Diagnosis for Wheat with Different Yield Potentials in the Humid Pampas of Argentina by Barbieri, Pablo A, Echeverría, Hernán E, Saínz Rozas, Hernán R

“…A correct determination of nitrogen (N) fertilization thresholds in wheat that is based on objective yield produces efficient use of this nutrient. Nitrogen…”
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Can Edaphic Variables Improve DTPA‐Based Zinc Diagnosis in Corn? by Barbieri, Pablo A., Sainz Rozas, Hernán R., Wyngaard, Nicolás, Eyherabide, Mercedes, Reussi Calvo, Nahuel I., Salvagiotti, Fernando, Correndo, Adrián A., Barbagelata, Pedro A., Espósito Goya, Gabriel P., Colazo, Juan C., Echeverría, Hernán E.

“…Core Ideas DTPA‐extractable Zn is often used to predict corn response to Zn application. Can DTPA–Zn‐based diagnosis be improved by considering other soil…”
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Presidedress Soil Nitrogen Test for No-Tillage Maize at Different Row Spacing by Barbieri, P.A, Echeverria, H.E, Sainz Rozas, H.R

“…A presidedress soil nitrate test (PSNT) can be used to evaluate preplant N applications as a complementary method to N budget in maize (Zea mays L.) under…”
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