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360,027 research outcomes, page 1 of 36,003
  • publication . Article . 2017
    Open Access
    Authors:
    T. W. Willison; Keith Goulding; David S. Powlson; Colin P. Webster;
    Persistent Identifiers
    Publisher: SAGE Publications

    The atmospheric concentration of the greenhouse gas methane has more than doubled in the past 100 years as a result of increases in methane sources such as paddy cultivation, ruminant husbandry and fossil fuel combustion. Research at IACR-Rothamsted over the last three...

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  • publication . Preprint . Article . 2011
    Open Access
    Authors:
    M. Ali Khan; Adriana Piazza;

    Classical turnpike theory, as originally conceived by Samuelson, pertains to optimal growth theory over a large but infinite time horizon with given initial and terminal stocks. In this paper, we present two turnpike results in the context of the economics of forestry w...

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  • publication . Article . Conference object . 2017
    Open Access English
    Authors:
    Chignier-Riboulon Franck; Mauricette Fournier;
    Persistent Identifiers
    Publisher: HAL CCSD

    International audience; Marvejols is a small town located in Lozère (France). Traditionally, the region was poor with an agricultural oriented economy. However, by the 1960s a new type of business was launched: the residential care facilities for disabled people, especi...

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  • publication . Other literature type . Article . 2018
    Open Access English
    Authors:
    Cao, Peiyu; Lu, Chaoqun; Yu, Zhen;
    Persistent Identifiers

    <strong>Abstract.</strong> A tremendous amount of anthropogenic nitrogen (N) fertilizer has been applied to agricultural lands to promote crop production in the US since the 1850s. However, inappropriate N management practices have caused numerous ecological...

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  • publication . Article . 2003
    Open Access
    Authors:
    Bronson P. Bullock; Harold E. Burkhart;
    Persistent Identifiers
    Publisher: Oxford University Press (OUP)

    Abstract Equations are needed to estimate the green weight of loblolly pine (Pinus taeda L.) trees across the commercial range in the South. Thus, a study was conducted to derive models for predicting green weight of total and merchantable bole portions. Equations were ...

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  • publication . Article . 2008
    Open Access
    Authors:
    Ian Joughin; Ian M. Howat; Mark Fahnestock; Ben Smith; William B. Krabill; Richard B. Alley; Harry L. Stern; M. Truffer;
    Persistent Identifiers
    Publisher: American Geophysical Union (AGU)

    [1] Several new data sets reveal that thinning and speedup of Jakobshavn Isbrae continue, following its recent rapid increase in speed as its floating ice tongue disintegrated. The present speedup rate of ∼5% a−1 over much of the fast-moving region appears to be a diffu...

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  • publication . Article . 2020
    Open Access
    Authors:
    Shira Bukchin; Dorit Kerret;
    Publisher: Elsevier BV

    Agricultural sciences; Environmental science; Sustainable technology adoption; Small scale farming; Character strengths; Senegal; Drip irrigation; Positive psychology.

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  • publication . Article . 1995
    Open Access English
    Authors:
    L. Van Baelen;
    Publisher: Gents Afrika Platform, Afrika Brug
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  • publication . Article . Other literature type . 2020
    Open Access
    Authors:
    Metodi Sotirov; Benno Pokorny; Daniela Kleinschmit; Peter Kanowski;
    Persistent Identifiers
    Publisher: MDPI AG

    transnational) helped to identify the potential and limitations of arrangements. They were assessed and compared in terms of their main pathways of influence such as international hard-law rules, cross-sectoral policy integration, non-legally binding norms and discourse...

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  • publication . Article . 2018
    Open Access
    Authors:
    Irina Tyrchenkova;
    Publisher: Voronezh State University of Forestry and Technologies named after G.F. Morozov
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360,027 research outcomes, page 1 of 36,003