Resultados de búsqueda - "water"

  1. Capacidad productiva de pastizales bajo plantaciones de distinta densidad de Eucalyptus globulus en el sudeste bonaerense = Productive capacity of grasslands under plantations of E... por Quiñones Martorello, Adriana, Uhalt, C., Petigrosso, Lucas, Sallesses, Leonardo Fabian, Fernandez, María Elena, Gyenge, Javier

    Publicado 2025
    “…The forage productivity peak was observed in autumn, showing a relatively constant rate of production during the summer. The variation in the water content in the soil appears as a variable that could also limit forage production in synergy with the lack of solar radiation. …”
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  2. Restoration of degraded soils with perennial pastures shifts soil microbial communities and enhances soil structure por Aban, Carla Luciana, Larama, Giovanni, Ducci, María Antonella, Huidobro, Dina Jorgelina, Sabaté, Daniela, Vargas Gil, Silvina, Perez Brandan, Carolina

    Publicado 2025
    “…Traditional agricultural practices such as monoculture, minimal crop rotations, excessive pesticide use, and intensive tillage have resulted in soil degradation, negatively impacting nutrient cycling, carbon sequestration, biodiversity, and water retention. This study aimed to investigate the transition from a 50-year-old degraded soil to an intermediate stage of restoration achieved through a 12-year revegetation using the perennial pasture Brachiaria brizantha. …”
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  3. Biophysical and environmental changes in livestock disturbed areas in a South-American desert woodland. Potential implications for natural or assisted re-vegetation por Biruk, Lucía Nadia, Fernandez, María Elena, Aranibar, Julieta Nelida, Giordano, Carla Valeria

    Publicado 2025
    “…Potential constraints to plant regeneration would be therefore not only related to low water availability, but also to lower fertility, higher radiation and temperature. …”
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  4. Productive performance of alternative land covers along aridity gradients: ecological, agronomic and economic perspectives por Murray, Francisco, Baldi, Germán, Bernard, Tamara von, Viglizzo, Ernesto Francisco, Jobbagy Gampel, Esteban Gabriel

    Publicado 2018
    “…However, towards areas of increasing aridity the productive performance of these replacements may decline from all perspectives – ecological to agronomic to economic – due to intrinsic differences in the structural and physiological adjustment of natural and cultivated vegetation to reduced and fluctuating water availability. We compare natural woody vegetation, perennial C4 pastures and annual crops (maize, soybean and wheat) along a gradient of decreasing precipitation (900–400 mm of annual mean) encompassing the current agricultural frontier of the Dry Chaco and Western Espinal ecoregions of South America. …”
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  5. Variation in Thickness of Embryo Covering Structures and Their Role in the Regulation of Seed Physiological Dormancy of Chenopodium hircinum (Amaranthaceae) por Agüero Martínez, Paola Fernanda, Cardozo, Leonardo, Gómez, Carlos A., Lopez Spahr, Diego, Baskin, Carol C., Bertero, Héctor Daniel, Galindez, Guadalupe, Curti, Ramiro Nestor

    Publicado 2025
    “…Populations with higher P and/or SC thickness showed lower percentages of germination and water absorption. The combined dormancy-breaking treatment (bleach + perforated coverings + gibberellic acid) promoted dormancy release and increased germination. …”
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  6. Isolation of Salmonella from tissue and environmental samples and assessment of risk factors in commercial layers in Argentina por Soria, Mario, Godano, Eduardo Ignacio, Leiva, Leonardo Esteban, Shehata, Awad A., Bueno, Dante Javier

    Publicado 2025
    “…To achieve this, we collected tissue samples from 20 houses (n=398; including spleen, liver, ovary, cecal contents, and bone marrow) and environmental samples (n=510; including feed, eggs, feces, and water) from deceased laying hens and their surroundings. …”
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  7. Neutral and adaptive genetic diversity in Neltuma alba (Leguminosae), an emblematic species of the Dry Chaco Forest por González, María Laura, Cosacov, Andrea, Lopez Lauenstein, Diego, Vega, Carmen Delcira, Teich, Ingrid, Bessega, Cecilia

    Publicado 2025
    “…Dry forests, characterized by seasonal rainfall, are exposed to prolonged drought periods and high temperatures throughout the year, with the consequent restricted water availability. Organisms occurring in these environments must develop strategies to cope with drought stress; thus, local adaptations likely play a crucial role in these biomes. …”
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  8. Botulism in waterfowl: case report in Argentina por Ovelar, María Florencia, Canton, German Jose, García, Jorge Pablo, Riccio, María Belén, Rodríguez, Alicia Raquel, Farace, María Isabel, Alvarez, Ignacio

    Publicado 2025
    “…Toxin type C was detected in feces, serum samples, and lagoon water, confirming the diagnosis. This is the first documented report of waterfowl botulism in central Argentina and highlights the impact that delayed detection can have on bird populations. …”
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  9. Photosynthetic plasticity of Nothofagus pumilio seedlings to light intensity and soil moisture por Martínez Pastur, Guillermo José, Lencinas, María Vanessa, Peri, Pablo Luis, Arena, Miriam Elizabeth

    Publicado 2025
    “…Seedling growing under low soil moisture conditions had higher leaf light-saturated net photosynthesis rate than plants grown under 80–100% soil water capacity (7.8 and 6.6 μmol CO2 m−2 s−1, respectively). …”
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  10. Anti-inflammatory and antioxidant activities, functional properties and mutagenicity studies of protein and protein hydrolysate obtained from Prosopis alba seed flour por Cattaneo, Florencia, Sayago, Jorge Esteban, Alberto, María Rosa, Zampini, Iris Catiana, Ordóñez, Roxana Mabel, Chamorro, Verónica Celeste, Pazos, Adriana Alejandra, Isla, María Inés

    Publicado 2018
    “…The protein isolate showed a good solubility (pH 7.4–9), emulsificant capacity, oil binding capacity and water adsorption capacity. The antioxidant ability of proteins was significantly increased with hydrolysis (SC50 values: 50–5 μg/mL, respectively). …”
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