Résultats de la recherche | Land Portal

Résultats de la recherche

Showing items 1 through 9 of 53.
  1. Library Resource

    Forests

    Publication évaluée par des pairs
    janvier, 2021
    Lettonie

    Afforestation of former agricultural lands is a common practice in several countries. This is beneficial for avoiding diseases carry-over from previous forest generations and to expand forest areas. However, several biotic and abiotic risks have been reported in such stands, including a higher risk of Heterobasidion root rot after thinning. Therefore, this study investigates the spread of Heterobasidion root rot in three Picea abies (L.) Karst. plantations in Latvia established on former pasture and meadow lands and subjected to forest management practices.

  2. Library Resource

    Forests

    Publication évaluée par des pairs
    janvier, 2011
    Norvège

    The effects of intensifying the management of 15% of the Swedish forest land on potential future forest production over a 100-year period were investigated in a simulation study.

  3. Library Resource

    Land

    Publication évaluée par des pairs
    janvier, 2021
    France, Japon, Canada, Royaume-Uni, États-Unis d'Amérique, Allemagne, Australie, Nouvelle-Zélande

    Globally, agricultural soils are being evaluated for their role in climate change regulation as a potential sink for atmospheric carbon dioxide (CO2) through sequestration of organic carbon as soil organic matter. Scientists and policy analysts increasingly seek to develop programs and policies which recognize the importance of mitigation of climate change and insurance of ecological sustainability when managing agricultural soils.

  4. Library Resource
    Rapports et recherches
    décembre, 2015
    Éthiopie, Norvège

    Land is an essential factor of production for agriculture, horticulture, forestry as well as other land related activities. Institutions that govern its use determine the sustainability and efficient use of this essential resource. In Ethiopia all land is publicly owned. Such an institutional setting has resulted in major degradation of Ethiopia’s land resources and dissipation of the resource rent, as available forest and grazing lands are exploited in a suboptimal fashion.

  5. Library Resource
    Articles et Livres
    juin, 2020
    Irlande
  6. Library Resource
    Rapports et recherches
    mars, 2021
    Norvège

    Land consolidation courts deal with cases where the relationship between holders of grazing rights needs be regulated, but also where the rights holders are competing with other potential land uses, such as building holiday cabins, forestry, hunting, etc. These cases are governed by the provisions of sections 3-8 and 3-10 of the Land Consolidation Act.

  7. Library Resource

    Land Use Policy Volume 73

    Publication évaluée par des pairs
    avril, 2018
    Royaume-Uni, États-Unis d'Amérique, Asie, Europe

    Despite their recognized agricultural sustainability benefits, mixed crop-livestock farms have declined in the Northern hemisphere. As such, crop-livestock integration beyond the farm level is a promising alternative to this trend, but the knowledge of critical factors and strategies towards its successful implementation is still lacking. We developed an analytical framework to assess the critical determinants of the emergence and outcomes of integration, which helped us understand farmers’ collective strategies for reducing integration transaction costs.

  8. Library Resource

    Land Use Policy Volume 58

    Publication évaluée par des pairs
    décembre, 2016
    Royaume-Uni, Irlande, États-Unis d'Amérique

    Recent forecasts show a need to increase agricultural production globally by 60% from 2005 to 2050, in order to meet a rising demand from a growing population. This poses challenges for scientists and policy makers to formulate solutions on how to increase food production and simultaneously meet environmental targets such as the conservation and protection of water, the conservation of biodiversity, and the mitigation of greenhouse gas emissions.

  9. Library Resource

    Volume 6 Issue 4

    Publication évaluée par des pairs
    décembre, 2017
    Finlande, Europe

    In several regions in Europe, the horse is becoming a common grazer on semi-natural and cultivated grasslands, though the pasturing benefits for animals and biodiversity alike are not universally appreciated. The composition of ground vegetation on pastures determines the value of both the forage for grazing animals as well as the biodiversity values for species associated with the pastoral ecosystems. We studied three pastures, each representing one of the management types in southern Finland (latitudes 60–61): semi-natural, permanent and cultivated grassland.

  10. Library Resource
    Documents et rapports de conférence
    décembre, 2018
    Lettonie, Italie

    There are many methods to estimate wild ungulate populations. One of these is represented by observations from vantage points usually employed in medium-low covered forest areas to estimate cervids. This method is subject to some limitations, such as the risk of double counting and the necessity to a high number of operators due to the small size of the observable areas. Such limitations could be reduced by integrating the “vantage points method” with Remote Piloted Aircraft System (R.P.A.S.) surveys.

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