Data
MycoEarth Data & Research
The Science & Economics of Soil Restoration
What Healthy Soil Looks Like — and What Chemical Farming Destroys
Two pyramids. The same five layers. Completely different outcomes.The Healthy Soil Ecosystem
What thriving soil looks like — the full biological pyramid intact| Layer | What lives and works here |
|---|---|
| ApexSoil Fauna | Earthworms, beetles, mites, nematodes, ants, centipedes, springtails, and microfauna — the workers who physically mix and aerate your soil. |
| Layer 2Microbiome | Bacteria, archaea, mycorrhizal fungi, saprophytic fungi, mycelium networks, yeast, actinomycetes, cyanobacteria — the biological engine of nutrient cycling. |
| Layer 3Organic Matter | Fresh litter, partially decomposed material, stable humus, root exudates — the fuel the microbiome runs on and the medium that holds water. |
| Layer 4Soil Water & Air | Gravitational, capillary, and hygroscopic water. Soil air carrying O₂, CO₂, and volatile compounds. The transport system for all biological processes. |
| BaseMinerals & Rock Particles | Sand, silt, clay, gravel. Primary and secondary minerals. The platform the ecosystem is built on — biologically activated by the layers above. |
What Agricultural Chemicals Do
How synthetic inputs collapse the pyramid — layer by layer| Layer & Status | What agricultural chemicals do |
|---|---|
| DEADSoil Fauna | Earthworms, beetles, mites, and nematodes killed directly by pesticides. Loss of burrowing fauna removes the architects of soil pore structure. Physical mixing and aeration stops. |
| DEADMicrobiome | Mycorrhizal fungi killed by fungicides and glyphosate. Synthetic fertilizers suppress mycorrhizal recruitment — plants stop attracting fungi when nutrients are artificially supplied. The mycelium network collapses entirely. |
| STOPPEDOrganic Matter | Material still present but no longer cycling. Without fungi and bacteria to decompose it, organic matter cannot convert to humus. Humus formation stops — water-holding capacity drops. |
| COLLAPSINGSoil Water & Air | Fungal hyphae and earthworm burrows created the pore network. With both gone, soil compacts. Water infiltration drops, anaerobic zones expand, runoff and erosion increase. |
| INERTMinerals & Rock Particles | Physically unchanged — but without the microbiome to weather minerals and release ions, nutrients are unavailable to plants. Synthetic fertilizers create permanent dependency instead of restoring biology. |
The Research, by Topic
Peer-reviewed studies, university extensions, and government sources organized by subjectPre-1947
- History of sustainable agriculture before chemical inputs
- FAO: Traditional and innovative indigenous practices for biological pest management
- The history of mycorrhizal research in agriculture
- USDA History: From the Morrill Act to modern agriculture
- The Soil Will Save Us — Rodale Institute pre-chemical farming archive
- USDA NRCS: History of soil conservation in American agriculture
Synthetic Fertilizers
- Nitrogen fertilizer use and its effects on soil biology — a meta-analysis
- How synthetic fertilizers break the mycorrhizal feedback loop
- USDA ERS: Fertilizer use and price — US agricultural statistics
- Frontiers: Arbuscular mycorrhizal fungi and synthetic fertilizer interaction
- Long-term effects of nitrogen fertilization on soil microbial communities
- The hidden cost of cheap fertilizer — environmental and biological externalities
Herbicides
- Environmental Science and Pollution Research: herbicide impact on soil microbial communities
- Glyphosate inhibits AMF colonization — mechanism and field evidence
- PMC: Impact of pesticides on soil health — key microbial indicators
- Washington State University CSANR: Comparing herbicides, fertilizers, and tillage effects on soil
- Ecological Solutions and Evidence: pesticide effects on soil communities in vineyards
- USDA NRCS: Soil biology and the effects of pesticides
Fungicides
- Fungicide effects on non-target AMF: a systematic review
- How fungicide applications suppress mycorrhizal colonization in corn and wheat
- Ecological Solutions: pesticide and fungicide impacts on vineyard soil fungi
- PMC: Mycorrhizal Association and Plant Disease Protection — beyond fungicides
- USDA pesticide data program — fungicide residue in soils and implications
- Frontiers: AMF enhance disease resistance of crops to Fusarium wilt
Insecticides
- Neonicotinoid insecticides and soil biology: a comprehensive review
- PMC: Pesticide impact on soil health — microbial indicator meta-analysis
- Philip Callahan’s research: healthy plants as pest-repellent
- Environmental Science and Pollution Research: insecticide effects on soil microbial communities
- USDA NRCS: Soil fauna and their role in soil health
- Cornell: Beneficial insects and soil health — the hidden connection
Tillage
- Washington State University CSANR: comparing tillage effects on soil biology
- No-till farming and mycorrhizal network recovery: field evidence
- Tillage intensity effects on soil aggregate stability and AMF
- USDA NRCS: Tillage and its effects on soil health
- OSU Extension: Understanding no-till and minimum tillage benefits
- University of Washington PMC: Regenerative practices and topsoil under no-till conditions
Soil Microbiome
- The Soil Food Web
- Columbia Climate School: Why soil matters — the microbiome as ecological foundation
- Rillig 2004: AMF, glomalin, and soil aggregation
- Frontiers: The critical role of AMF to improve drought tolerance and nitrogen use efficiency
- PMC: Impact of pesticides on soil health — meta-analysis of microbial indicators
- Leake 2004: Mycorrhizal networks as ecological infrastructure
- Simard 1997: Net carbon transfer between plant species connected by mycorrhizal networks
Mycelium & Mycorrhizal Fungi
- New Phytologist 2022: Direct evidence of water transport by AMF to host plants
- Javot 2007: A Medicago truncatula phosphate transporter indispensable for the AMF symbiosis
- Agriculture Institute 2024: Mycorrhizal fungi enhancing plant resistance to diseases
- IntechOpen 2022: Mycorrhizal association and plant disease protection
- Ohioline OSU: Beneficial soil fungi — mycorrhizal and saprophytic
- Tisdall & Oades 1982: Organic matter and water-stable aggregates in soils
Water Retention
- New Phytologist 2022: Routes to roots — AMF direct water transport to host plants
- NMSU Circular 575: Alfalfa water use in the arid Southwest
- Glomalin and soil water retention: how AMF-produced protein increases field capacity
- Frontiers 2022: AMF drought tolerance improvement — water use efficiency in crops
- Arizona Department of Water Resources: groundwater use in alfalfa production
- Pap et al. 2021: AMF inoculation effects on alfalfa water use efficiency in field conditions
Soil Restoration & Regenerative Agriculture
- University of Washington PMC: Regenerative practices and topsoil thickness
- Nature Communications 2019: Soil carbon sequestration and grassland biodiversity restoration
- Rodale Institute: Farming Systems Trial — 40 years of organic vs. conventional comparison
- USDA NRCS: Soil health and the EQIP program for regenerative practices
- Yale Environment 360 2014: Soil as carbon storehouse — new weapon in climate fight
- USDA NRCS: Building soil organic matter with cover crops
Arizona Water & Agricultural Policy
- ProPublica / NYT 2023: Saudi Arabia growing alfalfa in Arizona using dwindling aquifers
- Arizona Department of Water Resources: Ranegras Plain Basin groundwater study
- USDA ERS: Alfalfa background and statistics — US production data
- USDA Growing Climate Solutions Act — voluntary carbon market for farmers
- Western Water Assessment: The future of agriculture in the arid West under water scarcity
- Farm Bureau: Farm bankruptcy data and financial stress indicators 2024–2026
Pest Pressure
- Philip Callahan 1975: Tuning In to Nature — electromagnetic signaling and insect attraction to weak plants
- Frontiers 2022: AMF-enhanced resistance to Fusarium wilt and insect pests in alfalfa
- PMC 2022: Mycorrhizal association and plant disease/pest protection — mechanisms
- OSU Extension: Integrated pest management and soil health connection
- USDA NRCS: Biological pest management through soil health restoration
- New Phytologist 2019: Mycorrhizal fungi and herbivore resistance — induced systemic resistance mechanisms
Disease Pressure
- Frontiers 2022: AMF-enhanced disease resistance — Salvia and alfalfa Fusarium wilt studies
- IntechOpen 2022: Mycorrhizal association and plant disease protection — full review
- Phytopathology: Biological control of soil-borne pathogens through AMF
- PMC: Biocontrol potential of soil microbiome against fungal crop diseases
- Agriculture Institute 2024: Mycorrhizal fungi enhancing plant resistance to diseases
- USDA ARS: Biological soil-borne disease management in row crops
Topsoil Replenishment
- USDA NRCS: Soil formation and erosion — 500 years per inch of topsoil
- University of Washington PMC 2023: Topsoil thickness under regenerative practices
- Rillig 2004: Glomalin and soil aggregate formation — topsoil building mechanism
- Northwestern University 2024: Understanding how soil traps carbon — aggregate chemistry
- Columbia Climate School 2012: Why soil matters — topsoil as foundation of civilization
- Yale Environment 360 2014: Soil as carbon storehouse — topsoil organic matter and carbon
Example of What the Method Costs — and What It Saves
Annual crop farmer budget comparison — conventional vs. MycoEarth, year by year| Cost Item | Without MycoEarth | Year 1 | Year 2 | Year 3 | Year 5 |
|---|---|---|---|---|---|
| Water pumping | $100 | $60 | $60 | $60 | $60 |
| Chemical fertilizers | $200 | $0 | $0 | $0 | $0 |
| Pesticides / herbicides / fungicides | $115 | $0 | $0 | $0 | $0 |
| Annual operating total | $415 | — | — | — | — |
| MycoEarth fee (one-time) | — | $550 | $0 | $0 | $0 |
| Year Total | $415 | $610 | $60 | $60 | $60 |
| Cumulative savings vs. conventional | — | -$195 | +$160 | +$515 | +$1,225 |
| Cost Item | Without MycoEarth | Year 1 | Year 2 | Year 3 | Year 5 |
|---|---|---|---|---|---|
| Water pumping | $50,000 | $30,000 | $30,000 | $30,000 | $30,000 |
| Chemical fertilizers | $100,000 | $0 | $0 | $0 | $0 |
| Pesticides / herbicides / fungicides | $57,500 | $0 | $0 | $0 | $0 |
| Annual operating total | $207,500 | — | — | — | — |
| MycoEarth fee (one-time) | — | $275,000 | $0 | $0 | $0 |
| Year Total | $207,500 | $305,000 | $30,000 | $30,000 | $30,000 |
| Cumulative savings vs. conventional | — | -$97,500 | +$80,000 | +$257,500 | +$612,500 |
Break-even at Month 19 — savings of $177,500 per year compound permanently from Year 2 onward on a 500-acre operation. MycoEarth's per-acre fee is $550 to $750 and is determined by several factors, including if necessary equipment is available on the farm.
