Understanding Our Soil: The Nitrogen Cycle, Fixers, and Fertilizer

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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Thai translation of this video: https://www.youtube.com/watch?v=nF6uMcayErM

Sources:
Thomas J. Elpel. Botany in a Day. Hops Press, 2013

NASA. U.S. Standard Atmosphere, 1976. https://ntrs.nasa.gov/citations/19770009539

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, 2009. https://www.nature.com/articles/ngeo608

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. https://pubmed.ncbi.nlm.nih.gov/14653505/

Music:
"Fat Cartoon Jazz" from purple-planet.com
"Sneaky" by Juiceanna, from audiojungle.net
"Theme in G" by Podington Bear, from podingtonbear.com

Chapters:
0:00 Introduction
0:45 The Nitrogen Cycle
2:00 Nitrogen Fixation
2:39 The Trouble with Fertilizer
4:07 Ending