Bio-Cal®: A Field-Proven Calcium Solution Backed by EarthOptics

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Bio-Cal®: The Go-To Solution for Growers Who Demand More from Their Fields

Today’s growers are asking more of their soils than ever before. More productivity, more resilience, and more return on every input dollar. Bio-Cal, Midwestern BioAg’s industry-leading soluble calcium solution, is designed to meet those demands by improving soil structure, enhancing root development, and unlocking nutrients already present in the field.

Backed by multi-year, third-party research with EarthOptics, Bio-Cal delivers measurable improvements in soil health and productivity, no matter the soil pH or cropping system.

A Proven Solution, Validated in the Field 

Supported by data from a three-year in-field trial utilizing EarthOptics’ TruTill™ compaction analytics, a no-till corn and soybean field that received fall applications of Bio-Cal. Using high-resolution soil measurements, the trial tracked changes in compaction, moisture movement, and soil aggregation over time.

The results showed consistent, meaningful improvements season after season, demonstrating Bio-Cal’s ability to restore soil function and support long-term productivity.

Restoration & Relief: Improving Soil Structure and Reducing Compaction

At the start of the trial, continuously no-till fields showed clear, physical limitations, particularly in low-lying areas and zones with a history of erosion. These areas often suffer from surface compaction that restricts root growth, limits nutrient availability, and reduces overall crop performance.

With the introduction of Bio-Cal in the first year, growers observed:

  • Reduced surface compaction
  • Improved soil structure
  • Healthier, more vigorous crop development

As the trial progresses, deeper subsurface compaction improvements became evident. Bio-Cal acted as a catalyst, helping soils unlock their potential by improving aggregate stability, accelerating residue decomposition, and stimulating biological activity.

These changes laid the foundation for stronger root systems, better nutrient access, and renewed soil health.

Enhanced Water Management: Strengthened Infiltration and Crop Resilience 

Effective water management is critical to crop success, especially in variable weather conditions. Over the multi-year trial, and with repeated Bio-Cal applications that led to dramatic improvements in water infiltration and drainage, as validated by EarthOptics measurements.

The calcium in Bio-Cal enhanced soil particle distribution, allowing water to move more efficiently through the soil profile. By helping soils retain and release more moisture effectively, Bio-Cal supported crop resilience during both dry and wet conditions.

Long-Term Measurable Results Backed by EarthOptics 

Bio-Cal is a high-solubility calcium soil amendment supported by third-party research from EarthOptics, a leader in digital soil testing, field sensors, and soil analytics. Through a partnership with Midwestern BioAg, EarthOptics used gravimetric protocols, high-resolution scans, and manual penetrometer readings to capture improvements in soil health that are often difficult to measure.

The research confirmed Bio-Cal’s ability to:

  • Improve soil productivity
  • Increase plant-available nutrient uptake
  • Enhance crop resilience year after year

More importantly, these benefits were observed across a range of soil types and pH levels. Proving Bio-Cal’s versatility and reliability for growers looking to maximize nutrient release and drive consistent plant health benefits.

Unlock What Your Soil is Capable Of 

Bio-Cal isn’t about adding more, it’s about unlocking what’s already there. By improving soil structure, reducing compaction, and optimizing water and nutrient movement, Bio-Cal helps growers get more from every acre while building healthier soils for the future.

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