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  1. Tracy Mumma

    Microbial fuel cells to power soil moisture sensing

    Here's an interesting report of research at UC Santa Cruz on using microbial fuel cells ("mud batteries") powered by soil bacteria to operate low-cost soil moisture sensing equipment sustainably over the long term. https://news.ucsc.edu/2022/11/josephson-mud-batteries.html
  2. Tracy Mumma

    Cover Crops in an Almond Orchard

    University of California Agriculture and Natural Resources published a feature on California almond farmer Rob Schuh, who with his son-in-law Andrew Carroll is practicing regenerative farming on 210 acres of almond orchards in Chowchilla, California. Schuh began incorporating compost in 2015 and...
  3. Tracy Mumma

    Could wax-covered sand replace plastic sheeting as a moisture-saving ground cover?

    American Chemical Society reported on research that suggests paraffin wax-covered sand could act as a ground cover that keeps moisture in, improving crop yields in arid areas. Read more about it in this press release...
  4. Tracy Mumma

    Soil carbon measurement

    Wouldn't this be a great alternative to conventional soil testing? Hyperspectral Sensing of Soil Organic Carbon May Be on the Horizon University of Illinois researchers showed in a published study that new machine-learning methods based on laboratory soil hyperspectral data could provide...
  5. Tracy Mumma

    Farms with Surrounding Natural Habitat Experience More Benefits from Birds

    A study published in the Journal of Applied Ecology by University of California, Davis, scientists shows that farms with surrounding natural habitat experience the most benefits from wild birds. According to study results, when farms are surrounded by natural habitat, wild birds are less likely...
  6. Tracy Mumma

    New tools to optimize water use for avocado growers

    University of California Cooperative Extension received a Specialty Crop Block Grant to develop tools and strategies that optimize avocado growers' irrigation practices. Project leader Ali Montazar hopes to develop “crop coefficients” that avocado growers can use to determine the optimal...
  7. Tracy Mumma

    Soil armor cools surface temperature

    A nice article on regenerative agriculture from the Enid News & Eagle in Oklahoma (https://www.enidnews.com/news/progress/farmers-ranchers-take-regenerative-approach-to-agriculture/article_c08e1b4e-8eb1-11ec-ad33-47373b6c6fc5.html) quotes Mark Thomas as saying that he checked surface...
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