Yielix9 calculators for ET₀, water requirements, pump sizing, pipe friction, drip design, soil moisture, and water cost.
7 calculators for NPK rates, lime, gypsum, compost, organic matter planning, and micronutrients.
4 calculators for application rates, REI/PHI tracking, IPM cost-benefit analysis, and drift risk.
7 calculators for yield estimation, harvest loss, crop rotation scoring, GDD accumulation, and seed rates.
5 calculators for feed ration building, dry matter intake, feed conversion ratio, hay needs, and water requirements.
4 calculators for heating cost, fan sizing, ROI analysis, and CO₂ enrichment return.
Most Popular Tools
These are the top calculators our community relies on right now. Perfect for immediate, high-value insights.
Calculate reference evapotranspiration using the FAO-56 Penman-Monteith equation for irrigation planning
Calculate fertilizer product quantities to meet target N-P-K rates with multi-product blending and over-application warnings
Calculate agricultural lime requirement using SMP, Adams-Evans, or Mehlich buffer methods with CCE adjustment
Calculate irrigation scheduling from soil properties, root depth, and daily crop water use
Why Use Our Platform?
We built these tools to empower farmers, agronomists, and land managers with accessible, precision agriculture data.
Science-Backed Formulas
Our calculators utilize established methods from FAO-56, USDA-SCS, and leading university extension services, ensuring your results are always reliable.
Save Hours of Math
Get instant, unit-flexible answers for complex calculations like irrigation scheduling and soil amendments without ever opening a spreadsheet.
100% Free & Unrestricted
No paywalls, no required accounts, and no hidden subscriptions. Access every agriculture calculator immediately from any device.
Frequently Asked Questions
Common questions about our agricultural calculator suite and precision farming tools.