HOMEWORK
1. Intro to Soil Fertility
http://www.gardensimply.com/soil.php
2. Home Soil Experiment (do at home before Sat)
http://www.gardensimply.com/type.shtml
3. Our Good Earth, National Geographic, September 2008
http://ngm.nationalgeographic.com/2008/09/soil/mann-text
FURTHER READING
1. Soil in Agriculture
http://www.attra.org/soils.html
2. Soil Biology
http://soils.usda.gov/sqi/concepts/soil_biology/soil_food_web.html
(click on links at left for other topics)
SHORT VIDEO:
http://fora.tv/2009/05/05/Michael_Pollan_Deep_Agriculture
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