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PSE 105 Final Exam
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Sir Albert Howard Ans- Thought that all animal, plant, and human diseases were caused by soil. So if soil was made healthy by organic techniques there would be no disease. J.I. Rodale Ans- Author of "Organic Farming and Gardening" 1942 Rachel Carson Ans- Author of "Silent Spring&...

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  • March 17, 2022
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  • 2021/2022
  • Exam (elaborations)
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PSE 105 Final Exam

Sir Albert Howard Ans- Thought that all animal, plant, and human diseases were
caused by soil. So if soil was made healthy by organic techniques there would be no
disease.

J.I. Rodale Ans- Author of "Organic Farming and Gardening" 1942

Rachel Carson Ans- Author of "Silent Spring" 1962

Transition period Ans- The period of time when farmland is being transitioned to
organic. The minimum transition period is 36 months from the last application of a
prohibited substance to the first certifiable harvest.

USDA Certified Organic Ans- "100 percent organic": must be at least 95 percent
organic.
"made with organic ingredients": must be made with at least 70 percent organic
ingredients.

Anthroposophy Ans- knowledge of the nature of humanity; human wisdom

biodynamic preparations Ans- Putting weird stuff in the soil

Rudolf Steiner Ans- Who is the Father of Biodynamic Farming, also founded waldorf
schools

Demeter Certificaiton Ans- certifications for a biodynamic farm

direct vs indirect energy Ans- direct: diesel, gasoline, electricity
indirect: fertilizers, pesticides

energy ratio Ans- (kilocalorie) petroleum 1:100, corn ethanol 1:1.3

switchgrass Ans- a tall North American grass being developed as a renewable source of
energy

biodiesel Ans- A diesel-equivalent, processed fuel derived from biological sources (such
as vegetable oils), that can be used in unmodified diesel-engine vehicles.

fermentation Ans- A catabolic process that makes a limited amount of ATP from glucose
without an electron transport chain and that produces a characteristic end product, such
as ethyl alcohol or lactic acid.

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