Resultados de búsqueda - "Chang’an"

  1. Relative changes in the nutrient composition of six cultivars of white yam grown in three ecozones of southeastern Nigeria por Asadu, C., Akammigbo, F., Ezumah, H., Nweke, F.

    Publicado 1989
    “…The relative changes in the composition of six cultivars of white yam (Dioscorea rotundata Poir) were investigated in three major yam ecozones in southeastern Nigeria. …”
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  2. Assessing changes in the agricultural systems of selected sites in Cambodia, Laos and Vietnam: A Participatory GIS approach por Parker, Li, Thi Than, Nguyen

    Publicado 2018
    “…Background: The Mekong River delta is a region undergoing rapid socio-economic and environmental changes. As part of the BMZ funded project, ‘Hands and Minds connected to boost Eco-efficiency in Smallholder Systems’ we have conducted an assessment to identify the changes in cropping systems occurring in specific project sites in Vietnam (Central Highlands), Cambodia (Ratanakiri Province) and Laos (Xiangkhouang Province). …”
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    Informe técnico
  3. Dynamics of past forest cover changes and future scenarios with implications for soil degradation in Misiones rainforest, Argentina por Navarro, María Fabiana, Calamari, Noelia Cecilia, Mosciaro, Maria Jesus

    Publicado 2023
    “…We used land cover data from 2002 to 2015 as well as biophysical, social-infrastructure, political-administrative factors, and legal restrictions to estimate changes that may occur by 2030. We analyzed magnitude, intensity, and spatial pattern of future forest cover changes through transition rates and a cellular automata allocation model. …”
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    Artículo
  4. Changes in soil phosphorus (P) fractions and P bioavailability after 10 years of continuous P fertilization por Biassoni, María Micaela, Vivas, Hugo, Gutierrez Boem, Flavio Hernán, Salvagiotti, Fernando

    Publicado 2023
    “…P fertilization did not change in POM-P. P soil labile (NaHCO3-Pi) and moderately labile (NaOH- Pi and HCl 1 M- Pi) inorganic fractions increased 83 %, 50 %, and 22 % in response to P addition, representing an increase of 4.2, 4.9, and 4.5 mg kg−1 of these fractions per 100 kg of applied P. …”
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  5. Restricted Dispersal in the Late Successional Forest Tree Species Nothofagus Pumilio: Consequences Under Global Change por Soliani, Carolina, Sekely, Jill, Zamora-Ballesteros, Cristina, Heer, Katrin, Lepais, Olivier, Mondino, Victor Alejandro, Opgenoorth, Lars, Pastorino, Mario Juan, Marchelli, Paula

    Publicado 2025
    “…N. pumilio's distribution expansion capacity may be limited by short seed dispersal distances, especially in the context of global change. Natural and assisted migration actions should be prioritized to mitigate future change effects.…”
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