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Download the above pdf here:
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Intensive Farming
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Data File: UK Milk yield
Reference: "Average Milk Yield." Average Milk Yield. Agriculture and Horticulture Development Board, 2016. Web. 02 Mar. 2016.
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Intensive Farming Booklet
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Fertilisers
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Data File: Effects of fertilisers on the yield of corn and Sorghum in Western Kansas, USA
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World Health Organisation/European Commission publication on eutrophication.
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Pesticides
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Data File: Pesticide usage in Scotland 1990-2014
Reference: Secure.fera.defra.gov.uk. DEFRA, n.d. Web. 8 Feb. 2016.
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Pesticide Action Network Asia & the Pacific publication about the effects of pesticides on children:
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Popular Pesticides Linked to Drops in Bird Populations
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Biological Control
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Data file: biological control of cassava pests in Africa
Harnessing nature in Africa, Peter Neuenschwander
Nature 432, Pages 801–802 (16 December 2004) doi:10.1038/432801a Published online 15 December 2004 |
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The cane toad (Bufo marinus)
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Biological Control of Insects and Mites Booklet
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The National 4/5 research booklet can be downloaded here:
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