Résultats de la recherche | Land Portal

Résultats de la recherche

Showing items 1 through 9 of 4.
  1. Library Resource
    Articles et Livres
    avril, 2011
    Chine

    On the basis of describing characteristics and condition of application of natural growth model of population, weighted average growth model, regression forecast model and GM(1,1)forecast model, taking Gushi County in Henan Province as an example, according to the statistics of population in Gushi County Statistical Yearbook from 1991 to 2007, we establish four models to conduct fitting on population change respectively, and meanwhile, we predict population size from 2008 to 2009 and conduct preciseness test on the population size.

  2. Library Resource
    Rapports et recherches
    avril, 2011
    Chine, Inde, Philippines, Asie

    Rice, a staple food for over 70% of Asians, is also the single biggest user of water, requiring 2-3 times more input (irrigation plus rain) water per unit of grain produced than crops such as wheat and maize. With growing populations, increased urbanisation and environmental degradation, the supply of fresh water is depleting. Recognising the water constraints to rice yield, the aim of the project entitled ‘Developing a System of Temperate and Tropical Aerobic Rice (STAR) in Asia’ was to develop water-efficient aerobic rice technologies.

  3. Library Resource

    Findings from Focus Group Discussions

    Ressources et Outils d'entraînement
    Documents de politique et mémoires
    avril, 2011
    Mongolie, Asie orientale, Océanie

    Mongolia was hit hard by the global economic recession, notably the fall in commodity prices. Gross Domestic Product (GDP) contracted by 1.6 percent in 2009 after growth of 8.9 percent in 2008. The country is narrowly specialized in production of a few primary goods with minerals comprising 70 percent of total exports. Since mid-2008, the prices of main export goods, including copper, zinc, crude petroleum, combed goat-down and cashmere dropped by close to or more than 50 percent, though prices of coal and gold held strong.

  4. Library Resource
    Documents et rapports de conférence
    mai, 2011
    Chine

    Chinas’ successfully increased food production during the last 30 years has causedsignificant negative external impacts and subsequent escalating environmental costs (Ashand Edmonds, 1998). This dilemma has recently become a popular issue and thegovernment attaches great importance towards a more sustainable agricultural production(UNDP, 2006).

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