Resultados de búsqueda - "agricultural systems"

  1. Producto #3 - Protocolo del Sistema Silvo - Apícola - Pastoril (SAP). por Gennari, Gerardo Pablo, Palacio, María Alejandra, Cabrera, Carlos Gustavo, Ledesma, Ariel Rolando, Salim, Nadia

    Publicado 2022
    “…In preserved natural forest areas, agricultural systems are often involved where annual or perennial crops are incorporated, as well as pastures for cattle. …”
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  2. Spatial variability of nitrous oxide emissions from croplands and unmanaged natural ecosystems across a large environmental gradient por Piñeiro Guerra, Juan Manuel, Lewczuk, Nuria, Della Chiesa, Tomás, Araujo, Patricia Ines, Acreche, Martin Moises, Alvarez, Carolina, Álvarez, Carina R., Chalco Vera, Jorge Elías, Costantini, Alejandro, De Tellería, José, Petrasek, Marcos, Piccinetti, Carlos Fabian, Picone, Liliana, Portela, Silvina Isabel, Posse Beaulieu, Gabriela, Seijo, Martin, Videla, Cecilia, Yahdjian, Laura, Piñeiro, Gervasio

    Publicado 2025
    “…We conducted on-farm field measurements over 2 years at nine different sites, including a wide environmental gradient (mean rainfall from 679 to 1090 mm year−1 and mean temperatures from 13.8°C to 21.3°C), with diverse plant species life forms, and ecosystems, from the Semiarid Chaco forests in the Northwest of Argentina to the Pampas grasslands in the Southeast. On average, agricultural systems emitted more than twice N2O (+120%), had higher soil water content (+9%), higher soil temperatures (+3%), higher soil nitrate content (+19%) but lower ammonium (−33%) than natural ecosystems. …”
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  3. Effekt av ras och säsong på nötkreaturs avbetningsgrad av konkurrenskraftiga betesmarksväxter por Bertilsson, Jannicke

    Publicado 2006
    “…More effective agricultural systems and a declining number of grazing animals have in Sweden, among other countries, made semi-natural grasslands less valuable as foraging areas. …”
    L3
  4. Farming for food security : a critical study on the transition to post-fossil agriculture in Sweden por Ulfbecker, Ebba

    Publicado 2018
    “…The material is collected by deep-interviews with six farmers and entrepreneurs, who work with agricultural systems highly divested from fossil-based resources. …”
    H2

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