PSYC 2100 Lecture Notes - Lecture 5: Lady Eve Balfour, Albert Howard, Soil Health
26 Apr 2016
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Document Summary
Early 20th century opposition to use of synthetic nitrogen (synthesized in 1909) Claim that only living things could properly nurture other living things. Sir albert howard and lady eve balfour (founders of british soil association) Slight growth of organic farming in mid 1960s due to worries over synthetic pesticides. Produced without the use of synthetic fertilizers or pesticides. Use of manure/compost and cover crops to fertilize soil and improve soil health. Use of crops rotation, mechanical cultivation and mulch to reduce weeds. Use birds, insects, etc. naturally derived toxins to control. The increase of organic foods in canada from 1992-2009. Agriculture- land based- high capital cost in relation to other forms of investment. Seasons- equipment/ labour- long periods of being idle or unproductive. If you invest money in buying equipment , it is sitting in a barn because it is winter and you cannot use them. Natural risk- drought, weather, pests, diseases all effect agriculture.
