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EcoFarm Aotearoa

EcoFarm Aotearoa

Auteur(s): Ewan Campbell with co-host Stephen Brunton
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From paddock to podcast, EcoFarm Aotearoa showcases Ewan Campbell, a respected name in NZ farming, known for turning good science into better practice. With co-host Stephen Brunton, Ewan unpacks his audiobook and the big issues: nitrate and water quality, soil biology, mineral balance, genetics, pasture growth, animal health, and profitability. Real stories, clear takeaways—ready for the ute, cowshed, or tractor. Notes & links: efa.nzEwan Campbell with co-host Stephen Brunton Science Sciences biologiques
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  • Chapter 22: Invisible Menace | An EcoFarmers Discovery Audiobook Companion Podcast
    Mar 6 2026

    An EcoFarmer’s Discovery Chapter 22 Invisible Menace


    Welcome to An EcoFarmer’s Discovery: The Companion Podcast, where every Friday we dive deep into one chapter of Ewan Campbell’s journey.


    In this episode, Stephen and Ewan unpack Chapter 22: An Invisible Menace, exploring the concept of vibrational residues and the unseen energetic imprints left behind by agricultural chemicals and electrical infrastructure.

    The conversation moves beyond chemistry alone, examining how soils that are rich in silica may act as memory systems, storing not just chemical residues but frequency imprints from past treatments. From hormone sprays like 2,4-D and legacy products such as DDT, to modern electrical systems, smart meters, and on-farm power infrastructure, this episode questions what remains long after laboratory tests say a paddock is “clean.”


    Ewan shares firsthand experiences from his own farm, including unexpected tree deformities, livestock behaviour changes, and the discovery that increasing soil electrical activity amplified historical residues. What followed was a deep exploration into remediation from fungal “control alt delete” systems and mycelial networks, to paramagnetic and volcanic rocks placed on fences and earth systems to mitigate electromagnetic interference.


    The discussion connects soil silica, electrical current, EMF, and biological function, drawing parallels between computers, memory storage, and living systems. Concepts such as homeopathy, radionics, resonance, and even quantum mechanics are examined through a practical farming lens, not as abstract theory, but as tools Ewan has tested in the field.

    We discuss:
    • What vibrational residues are and how soils may store frequency imprints
    • The long-term effects of legacy chemicals like DDT and hormone sprays
    • Why chemical breakdown does not necessarily mean energetic breakdown
    • How increasing soil electrical energy can amplify hidden residues
    • The role of fungal species as biological reset systems


    Hosted by: Stephen Brunton & Ewan CampbellPowered by: EcoFarm Aotearoa – ⁠⁠⁠www.efa.nz⁠⁠⁠Link to our free ebook!https://www.ecofarmaotearoa.nz/download-our-ebook/Listen to An EcoFarmer’s Discovery:⁠ https://open.spotify.com/show/3wIgUUghlsKIje76E5tjBA?si=b4aa009579a34ac1⁠

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    51 min
  • Paradigm Busting: The Truth About Regenerative Farming, Part 1
    Mar 4 2026

    In this episode, Stephen and Ewan move beyond “math busting” and into something even deeper: paradigm busting. What if the biggest barrier to regenerative farming isn’t nitrogen rates or phosphate targets, but the mental models farmers have inherited for generations?

    From no-till myths to spray-first thinking, they unpack how industry narratives shape decisions long before a paddock is ever walked. The conversation challenges assumptions around cultivation, cover crops, soil disturbance, and diversity, revealing how some widely accepted “regenerative” practices may still be missing the biological foundation entirely.

    At the heart of the episode is a simple but confronting truth: systems regenerate when biology regenerates. And biology doesn’t respond to labels like conventional, organic, or regenerative, it responds to mineral balance, carbon pathways, electrical charge, and living roots.


    We discuss:

    • Why regenerative farming is a system, not a label
    • The myth that tillage destroys soil (and what actually does)
    • Why spraying before cover cropping may undermine the whole goal
    • How soil carbon really builds (and why sugar alone isn’t enough)
    • The cobalt–B12 link and what a farm cat can teach us about deficiencies

    Our FREE E-Book!https://www.ecofarmaotearoa.nz/download-our-ebook/Listen To An EcoFarmer’s Discovery:https://open.spotify.com/show/3wIgUUghlsKIje76E5tjBA?si=b4aa009579a34ac1⁠

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    46 min
  • Chapter 21: The Dusts | An EcoFarmers Discovery Audiobook Companion Podcast
    Feb 27 2026

    The EcoFarm Aotearoa Podcast – Book Companion Series.

    In this episode, Stephen and Ewan explore the hidden role of tissue salts and electrical nutrition in soil, plant, animal, and human health. Challenging conventional ideas about how minerals actually function within biological systems. The conversation connects cellular processes, soil biology, and farm management through one central idea: true fertility is biologically created, not chemically applied.


    Rather than viewing nutrients as simply soluble inputs, this episode examines how minerals must be transformed through living systems to become electrically available and functional. From cyanobacteria and microbial activity to pasture growth and animal wellbeing, Stephen explains how soil biology creates the mineral “salts” that underpin resilience, productivity, and nutritional density.


    The discussion moves beyond fertiliser recipes to a systems-based understanding of farming, where observation, biological function, and mineral balance replace product-driven decision making. Along the way, the conversation links soil health with food quality, farm profitability, and the long-term consequences of relying on soluble inputs.


    We discuss:
    • What tissue salts are and their role in cellular and soil function
    • The difference between soluble nutrition and electrically available minerals
    • How soil biology converts raw minerals into usable forms
    • Why cyanobacteria and microbial systems drive farm resilience
    • The connection between mineral balance, animal health, and food quality
    • How product-focused agriculture replaced systems thinking
    • Why profitable farming begins with understanding biological processes


    Using practical farm observations and cross-disciplinary thinking, this episode reframes agriculture as a living electrical system, where healthy soils create healthier plants, animals, and ultimately people. When farmers shift from chasing inputs to supporting biological function, complexity reduces and independence increases.


    Hosted by: Stephen Brunton & Ewan CampbellPowered by: EcoFarm Aotearoa – ⁠⁠⁠www.efa.nz⁠⁠⁠Link to our free ebook!https://www.ecofarmaotearoa.nz/download-our-ebook/ Listen to An EcoFarmer’s Discovery:⁠ https://open.spotify.com/show/3wIgUUghlsKIje76E5tjBA?si=b4aa009579a34ac1⁠

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    42 min
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