Equation-based Analytics

GeoPard supports formulas.

Formulas could be useful for

Creating Rx maps
Calculate Fertilizer Use Efficiency
ROI maps
Change detection
Analyze the Quality of VR operations (compare target vs applied).
Check the blog article Equation-based Analytics in PrecisionAg for more examples.

We have predefined templates, but also you can adjust existing formulas, create your own equations and share them with your colleagues.

List of predefined equations

Winter Wheat Total Iron Removal in LB/AC

This formula estimates Iron (Fe) uptake and removal for Winter Wheat (Grain and Stover) crops grown in different countries of the world in imperial units. Last modified: March 2023.

Canola Total Magnesium Removal in LB/AC

This formula estimates Magnesium (Mg) uptake and removal for Canola (Grain and Stover) crops grown in different countries of the world in imperial units. Last modified: March 2023.

Winter Wheat Total Nitrogen Removal in KG/HA

This formula estimates Nitrogen (N) uptake and removal for Winter Wheat (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2023.

Winter Wheat Total Copper Removal in LB/AC

This formula estimates Copper (Cu) uptake and removal for Winter Wheat (Grain and Stover) crops grown in different countries of the world in imperial units. Last modified: March 2023.

Winter Wheat Nitrogen Used Efficiency based on Yield Data and Fixed Applied Nitrogen

The equation calculates the efficiency of nitrogen usage (NUE) by taking into account the Yield Data with Crude Protein details and the fixed amount of Nitrogen applied. It quantifies in percent how effectively the applied Nitrogen contributes to the resulting Yield. The equation is tailored for Winter Wheat.

Winter Wheat Total Manganese Removal in KG/HA

This formula estimates Manganese (Mn) uptake and removal for Winter Wheat (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2023.

Corn Total Iron Removal in KG/HA

This formula estimates Iron (Fe) uptake and removal for Corn (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2022.

Canola Total Nitrogen Removal in KG/HA

This formula estimates Nitrogen (N) uptake and removal for Canola (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2023.

Winter Wheat Total Boron Removal in LB/AC

This formula estimates Boron (B) uptake and removal for Winter Wheat (Grain and Stover) crops grown in different countries of the world in imperial units. Last modified: March 2023.

Canola Total Boron Removal in KG/HA

This formula estimates Boron (B) uptake and removal for Canola (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2023.

Evaluate Yield Trend

The equation runs the classification of the yield dataset to calculate the trend. There are 3 output classes: '0' - areas below the trend, '1' - above the trend, '-1' - no data. Additionally, the correction of wet mass based on moisture percent is incorporated.

Numpy

Corn Total Phosphate Removal in KG/HA

This formula estimates Phosphate (P2O5) uptake and removal for Corn (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2022.

Canola Total Sulfur Removal in LB/AC

This formula estimates Sulfur (S) uptake and removal for Canola (Grain and Stover) crops grown in different countries of the world in imperial units. Last modified: March 2023.

Winter Wheat Total Zinc Removal in KG/HA

This formula estimates Zinc (Zn) uptake and removal for Winter Wheat (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2023.

Winter Wheat Total Boron Removal in KG/HA

This formula estimates Boron (B) uptake and removal for Winter Wheat (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2023.

Winter Wheat Total Calcium Removal in LB/AC

This formula estimates Calcium (Ca) uptake and removal for Winter Wheat (Grain and Stover) crops grown in different countries of the world in imperial units. Last modified: March 2023.

Winter Wheat Total Manganese Removal in LB/AC

This formula estimates Manganese (Mn) uptake and removal for Winter Wheat (Grain and Stover) crops grown in different countries of the world in imperial units. Last modified: March 2023.

Canola Total Potassium Removal in KG/HA

This formula estimates Potassium (K2O) uptake and removal for Canola (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2023.

Corn Potassium Recommendations South Dakota State University in LB/AC

SDSU Extension fertilizer recommendations are based on field research in South Dakota and neighboring states. Potassium soil test results in this guide are stated in parts per million (ppm) and not pounds per acre. Banding K near the seed as a starter frequently results in more efficient use of these fertilizers. Starter fertilizers: Nitrogen plus K2O applications in contact with the seed should be limited to 10 lbs/ac for 30-inch rows, Reduce these amounts by half for dry or coarse-textured soils. Revised September 2005.

Aggregated Applications of Calcium Ammonium Nitrate

The equation represents the aggregation of three separate Nitrogen applications that involve the use of a product called Calcium Ammonium Nitrate (Kalkammonsalpeter). Additionally, it takes into account the conversion factor for pure Nitrogen contained in the applied product (as factor 0.27).

Canola Total Iron Removal in KG/HA

This formula estimates Iron (Fe) uptake and removal for Canola (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2023.

Corn Total Calcium Removal in KG/HA

This formula estimates Calcium (Ca) uptake and removal for Corn (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2022.

Winter Wheat Total Magnesium Removal in LB/AC

This formula estimates Magnesium (Mg) uptake and removal for Winter Wheat (Grain and Stover) crops grown in different countries of the world in imperial units. Last modified: March 2023.

Canola Total Phosphate Removal in KG/HA

This formula estimates Phosphate (P2O5) uptake and removal for Canola (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2023.

Canola Total Phosphate Removal in LB/AC

This formula estimates Phosphate (P2O5) uptake and removal for Canola (Grain and Stover) crops grown in different countries of the world in imperial units. Last modified: March 2023.

Lime Rates on Acid Soils Ukraine in KG/HA

Lime recommendations are given in kilograms of pure finely ground calcium carbonate (CaCO3) for different soil textures and pH values. Actual rates of limestone or other liming materials to apply should be calculated from the recommended CaCO3 rate and the effective coefficient of the product to be applied. Revised Agroschool 2022.

Canola Total Copper Removal in LB/AC

This formula estimates Copper (Cu) uptake and removal for Canola (Grain and Stover) crops grown in different countries of the world in imperial units. Last modified: March 2023.

Lime Rates Ukraine in KG/HA

Canola Total Nitrogen Removal in LB/AC

This formula estimates Nitrogen (N) uptake and removal for Canola (Grain and Stover) crops grown in different countries of the world in imperial units. Last modified: March 2023.

Canola Total Calcium Removal in KG/HA

This formula estimates Calcium (Ca) uptake and removal for Canola (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2023.

Canola Total Boron Removal in LB/AC

This formula estimates Boron (B) uptake and removal for Canola (Grain and Stover) crops grown in different countries of the world in imperial units. Last modified: March 2023.

Winter Wheat Total Potassium Removal in KG/HA

This formula estimates Potassium (K2O) uptake and removal for Winter Wheat (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2023.

Canola Total Magnesium Removal in KG/HA

This formula estimates Magnesium (Mg) uptake and removal for Canola (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2023.

Winter Wheat Total Phosphate Removal in KG/HA

This formula estimates Phosphate (P2O5) uptake and removal for Winter Wheat (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2023.

Vegetation Difference

This formula calculates the crop vegetation difference between two satellite images according to the selected vegetation index.

Winter Wheat Total Sulfur Removal in KG/HA

This formula estimates Sulfur (S) uptake and removal for Winter Wheat (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2023.

Canola Total Potassium Removal in LB/AC

This formula estimates Potassium (K2O) uptake and removal for Canola (Grain and Stover) crops grown in different countries of the world in imperial units. Last modified: March 2023.

Corn Total Boron Removal in KG/HA

This formula estimates Boron (B) uptake and removal for Corn (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2022.

Canola Total Manganese Removal in KG/HA

This formula estimates Manganese (Mn) uptake and removal for Canola (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2023.

Winter Wheat Total Sulfur Removal in LB/AC

This formula estimates Sulfur (S) uptake and removal for Winter Wheat (Grain and Stover) crops grown in different countries of the world in imperial units. Last modified: March 2023.

Canola Total Calcium Removal in LB/AC

This formula estimates Calcium (Ca) uptake and removal for Canola (Grain and Stover) crops grown in different countries of the world in imperial units. Last modified: March 2023.

Corn Total Nitrogen Removal in KG/HA

This formula estimates Nitrogen (N) uptake and removal for Corn (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2022.

Winter Wheat Nitrogen Used Efficiency based on Yield Data and Multiple Nitrogen Applications

The equation evaluates the efficiency of nitrogen usage (NUE) by considering Yield data with Crude Protein details and multiple Nitrogen applications. It specifically incorporates the Nitrogen application from the Calcium Ammonium Nitrate product with a conversion factor of 0.27 to accurately quantify the Nitrogen's contribution. The equation is tailored for Winter Wheat.

Corn Phosphorus Recommendations South Dakota State University in LB/AC

SDSU Extension fertilizer recommendations are based on field research in South Dakota and neighboring states. Phosphorus soil test results in this guide are stated in parts per million (ppm) and not pounds per acre. Interpretation for the Olsen phosphorus soil test procedures is listed here. Banding P near the seed as a starter frequently results in more efficient use of these fertilizers. The P2O5 recommendation can be reduced by one third if applying as a starter. If the previous “crop” was fallow or potatoes: The growth of corn after fallow or potatoes is sometimes not satisfactory . To correct this, apply 20-30 lbs/ac of P2O5 as a starter. Revised September 2005.

Corn Total Magnesium Removal in KG/HA

This formula estimates Magnesium (Mg) uptake and removal for Corn (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2022.

Winter Wheat Total Phosphate Removal in LB/AC

This formula estimates Phosphate (P2O5) uptake and removal for Winter Wheat (Grain and Stover) crops grown in different countries of the world in imperial units. Last modified: March 2023.

Corn Total Zinc Removal in KG/HA

This formula estimates Zinc (Zn) uptake and removal for Corn (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2022.

Lime Recommendations Iowa State University in LB/AC

Lime recommendations are given in pounds of pure finely ground calcium carbonate (CaCO3) for different soil buffer pH values, target soil pH, and depth of soil to be neutralized. Actual rates of limestone or other liming materials (such as pelleted limestone or water treatment plant residual materials) to apply should be calculated from the recommended CaCO3 rate and the effective calcium carbonate equivalent (ECCE) of the product to be applied. Revised October 2013.

Winter Wheat Total Iron Removal in KG/HA

This formula estimates Iron (Fe) uptake and removal for Winter Wheat (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2023.

Corn Total Copper Removal in KG/HA

This formula estimates Copper (Cu) uptake and removal for Corn (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2022.

Winter Wheat Total Nitrogen Removal in LB/AC

This formula estimates Nitrogen (N) uptake and removal for Winter Wheat (Grain and Stover) crops grown in different countries of the world in imperial units. Last modified: March 2023.

Lime Use for Soil Acidity Management University of Nebraska–Lincoln in LB/AC

University of Nebraska lime recommendations are based on liming material that has a 60 percent effective calcium carbonate equivalent (ECCE). For each 0.1 pH buffer reading below 7.0, application of 1000 to 1200 lb/A of ag-lime (60 percent ECCE) is recommended. If lime ECCE is more or less than 60 percent, the rate is adjusted by multiplying the recommended rate by 60 and dividing by the actual ECCE. Revised June 2015.

Canola Total Manganese Removal in LB/AC

This formula estimates Manganese (Mn) uptake and removal for Canola (Grain and Stover) crops grown in different countries of the world in imperial units. Last modified: March 2023.

Winter Wheat Total Potassium Removal in LB/AC

This formula estimates Potassium (K2O) uptake and removal for Winter Wheat (Grain and Stover) crops grown in different countries of the world in imperial units. Last modified: March 2023.

Canola Total Zinc Removal in KG/HA

This formula estimates Zinc (Zn) uptake and removal for Canola (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2023.

Canola Total Sulfur Removal in KG/HA

This formula estimates Sulfur (S) uptake and removal for Canola (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2023.

Canola Total Copper Removal in KG/HA

This formula estimates Copper (Cu) uptake and removal for Canola (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2023.

Corn Total Sulfur Removal in KG/HA

This formula estimates Sulfur (S) uptake and removal for Corn (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2022.

Winter Wheat Total Copper Removal in KG/HA

This formula estimates Copper (Cu) uptake and removal for Winter Wheat (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2023.

Canola Total Iron Removal in LB/AC

This formula estimates Iron (Fe) uptake and removal for Canola (Grain and Stover) crops grown in different countries of the world in imperial units. Last modified: March 2023.

Winter Wheat Total Magnesium Removal in KG/HA

This formula estimates Magnesium (Mg) uptake and removal for Winter Wheat (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2023.

Winter Wheat Total Zinc Removal in LB/AC

This formula estimates Zinc (Zn) uptake and removal for Winter Wheat (Grain and Stover) crops grown in different countries of the world in imperial units. Last modified: March 2023.

Canola Total Zinc Removal in LB/AC

This formula estimates Zinc (Zn) uptake and removal for Canola (Grain and Stover) crops grown in different countries of the world in imperial units. Last modified: March 2023.

Corn Total Manganese Removal in KG/HA

This formula estimates Manganese (Mn) uptake and removal for Corn (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2022.

Corn Total Potassium Removal in KG/HA

This formula estimates Potassium (K2O) uptake and removal for Corn (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2022.

Winter Wheat Total Calcium Removal in KG/HA

This formula estimates Calcium (Ca) uptake and removal for Winter Wheat (Grain and Stover) crops grown in different countries of the world in metric units. Last modified: March 2023.

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