Ageing And Employment Policies: The Arable Crop Sector by Organisation for Economic Co-Operation a

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Extra resources for Ageing And Employment Policies: The Arable Crop Sector (Agriculture, Trade and the Environment)

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Moreover, rainfall, slope and soil type can all have a major influence on erosion risk (Brouwer and Ervin, 2002). The capacity of farmland to produce, and the link between agricultural production practices and soil erosion, has been studied extensively. Recent research shows that on-site productivity losses from erosion are relatively small. , 2003). A USDA study found that average annual water-induced soil erosion rates vary widely by crop production area, soil, and region, but, in most cases, range between 12 and 17 t/ha/year (Eswaran and Reich, 2001).

2%. Because of the rates of decline in area devoted to arable crops were lower than the rates of declines in the number of farms, the arable crop area per farm has risen over time. 3%), Ireland (7%) and Finland (8%). In Australia, the number of grain-producing farms fell by one-third between the late 1970s and 2001-02, while the average area operated by grains farms increased by 34% (ABARE, 2003). This has enabled an increase of more than 25% in the average area planted to crops per farm. 5 million ha.

4. Maize yields (average 2000-02) Source: FAO, FAOSTAT, January 2005. 4 Potential environmental risk from increasing intensification of rain-fed wheat production, selected countries, 1996/2000 Area suitable for rain-fed wheat Total ha mill. 8 Yields attainable Actual yields Tonnes/ha Area Yield (mill. 6 Avg. 8 Area Yield (mill. 7 Notes: Area suitable for rain-fed wheat indicates land that – given soil and climate characteristics and taking into account physical and chemical requirements for growing wheat – could potentially produce wheat.

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