Joel Longstreth · Jul 7, 2025 · 4 min read
Shifting Drainage Tile Trends
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Patented subsurface irrigation · Terra Nova Research
Pivots, wheel lines and flood irrigation lose up to 50% to evaporation. Our subsurface membrane holds water where crops need it — turning sandy soil into high-yield ground.
water lost to evaporation by surface methods
per acre vs. $2,000–$9,000 for pivots
patented improvements over existing devices
maintenance, ever

How subsurface water retention works
Drip systems let water percolate straight past the plant down to the water table. Terra Nova's membrane irrigation by subsurface retention lays a barrier beneath the root zone, so rain and irrigation stay available to your crop.
Farmers have sequestered water for millennia — but never at row-crop scale. Our "Bravo" unit makes it practical, and is ready to install on short notice.
Increased yield & farm-gate revenue
$1,239 per acre at 160 acres — volume pricing slides from $1,300 at 10 acres to $900 at 1,000+.
Measured in published field research: +48% vs. control.
| Typical yield | 20,000 lb/acre |
| Spot price (typical estimate) | $0.3/lb |
| Added yield | +9,600 lb/acre |
Added farm-gate revenue · Cucumbers
$2,880
per acre, every season
Your ROI
| Installation cost (one-time) | $198,240 |
| Added revenue | $460,800 / season |
| Payback | Under 1 season |
$1,239/acre at 160 acres (volume pricing).
Before savings on water, energy, seed and fertilizer.
Price: typical U.S. farm-gate estimate. Yield gains from Terra Nova field research summary (2021). Cotton yields: USDA 2024 final county yields, Lubbock County, TX (looked up 09/26/2026); other yields are typical U.S. averages. Your results depend on soil, climate and management.
Water conservation in agriculture
Surface irrigation methods like pivots, wheel lines and flooding can lose up to 50% of their water to evaporation before it ever reaches the crop.
Terra Nova's membrane is water-saving irrigation by design: it holds rain and irrigation water in the root zone, so less water is pumped, less drains away to the water table, and less disappears into the air.
For growers facing drought and tighter water allocations, that means real irrigation water conservation — without giving up yield.
Benefits
Water stays in the root zone instead of draining past it.
Maximize output on the fields you already farm.
Less seed, water, electricity, diesel and fertilizer.
Healthier crops command a higher farm-gate price.
Makes light, fast-draining ground productive.
Eliminates costly deep tillage.
Holds soil and moisture where they belong.
Someday water authorities will choose between farms and towns. Be ready.
Center pivot irrigation cost vs. Terra Nova
Center pivot (from)
$2,000
per acre, plus ongoing energy & maintenance
Terra Nova
$900–$1,300
per acre, sliding scale by acreage
no maintenance — ever
Estimates only. Final price depends on acreage, location and membrane (orchard or row). Try the calculator above to price your acreage.
Milestones
2024
The Alpha unit literally hit concrete in testing — and the plot still proved the concept.
July 2025
Sneak preview for growers in Lubbock, TX, covered by local news.
April 2026
Major sponsor of the PCG conference. Member, Utah Farm Bureau.
About Terra Nova Research
A Delaware LLC bridging the gap between non-scalable academic research and real agricultural needs — bringing water conservation to over 5 billion acres of sandy soil worldwide.
B.S. Engineering, General Motors Institute. M.S. Engineering, University of Michigan. Trained at Toyota in Japan and a Shingo Prize recipient. A 40-year manufacturing career spanning 58 countries.
Subsurface drip lets water percolate past the roots down to the water table. Our membrane sits below the root zone and holds water where plants can use it.
We bring the Bravo unit and the membrane. You provide the tractor and labor. Row crops and orchards both supported.
None. It's a one-time capital investment designed to pay off for generations.
Center pivots start around $2,000 per acre and can reach $9,000, plus ongoing energy and maintenance. Terra Nova's underground irrigation membrane runs $900–$1,300 per acre with no maintenance.
$1,300 per acre at 10 acres, dropping steadily to $900 per acre at 1,000 acres or more. Final price depends on acreage, location and membrane required. Contact us for a quote.
We bring the device and the membrane. Tell us your acreage and location for a custom quote.
From Terra Nova Research
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