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Keyword - organic farming

• • Urine grows better fish food - Premium content

    Human waste could be an alternative to chemical fertilizers.

    29 June 2007

  • Transgenic crops relatively kind to insects - Premium content

    Study helps mollify one concern about pest-killing crops.

    7 June 2007

  • Geneticists create 'next generation' of GM crops - Premium content

    Soya beans and cotton could be treated with alternative herbicide.

    24 May 2007

  • Crops could make their own fertilizer - Premium content

    Plants that build homes for bacteria could do without chemical nitrogen.

    28 June 2006

  • Green fields are efficient - Premium content

    Organic farming means quality, not quantity.

    31 May 2002

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