The Story of Nitrogen

著者： University of Minnesota Extension
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  • How one nutrient shapes life in fields and streams, soil and sea.
    © 2023 Regents of the University of Minnesota
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  • Episode 6- The Rule of 1.2

    Episode 6- The Rule of 1.2
    2022/06/20
    Welcome back to this 6th, bonus, episode of “The Story of Nitrogen”! This episode is all about nitrogen fertilizers and how we decide what rate of fertilizer to apply to our ground. This is a question I and many others have tried to tackle in our careers, and one whose answers regularly surprise and humble us. This episode is also about another question, one which anyone can relate to regardless of whether they work in agriculture or not, one which every person will have a different answer to: “How good is good enough?” Interviewees: Emerson Nafziger, Fabian Fernandez, Paul Trcka
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    1 時間 7 分
  • Episode 5- A Legacy of Salts

    Episode 5- A Legacy of Salts
    2021/11/22

    Related content:
    Nitrate removal from water

    How does water (and things like nitrate) move through bedrock?

    Great video on water movement through soils

    To learn more:
    Chloride in freshwater lakes

    Integrating water management practices to remove nitrate

    Wetlands, bioreactors and other ways to remove nitrate from water

    Groundwater flow in southeastern Minnesota
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    57 分
  • Episode 4- The Soil Bank Account

    Episode 4- The Soil Bank Account
    2021/11/15

    Related content:

    To learn more:
    Nitrogen, organic matter decomposition, and corn yields

    Earthworm invasion into previously earthworm-free forests



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    57 分

あらすじ・解説

How one nutrient shapes life in fields and streams, soil and sea.
© 2023 Regents of the University of Minnesota
博物学 地球科学
続きを読む 一部表示

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