What are nitrogen fixing plants, and why use them over nitrogen fertilizer? This video answers this question through an explanation of the nitrogen cycle.
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Sources:
Thomas J. Elpel. Botany in a Day. Hops Press, 2013
NASA. U.S. Standard Atmosphere, 1976.
Jeff Lowenfels. Teaming with Nutrients. Timber Press, 2013
Jeff Lowenfels & Wayne Lewis. Teaming with Microbes. Timber Press, 2010
Eric A. Davidson. The contribution of manure and fertilizer nitrogen to atmospheric nitrous oxide since 1860. Nature, 20...09.
David Thomas. A Study on the Mineral Depletion of the Foods Available to us as a Nation over the Period 1940 to 1991. Nutr Health, 2003.
Music:
“Fat Cartoon Jazz“ from
“Sneaky“ by Juiceanna, from
“Theme in G“ by Podington Bear, from
Chapters:
0:00 Introduction
0:45 The Nitrogen Cycle
2:00 Nitrogen Fixation
2:39 The Trouble with Fertilizer
4:07 Ending
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