Mass application rate.
Ounces per Square Kilometer to Milligrams per Square mile Converter — oz/km2 to mg/mi2
Convert Ounce per Square Kilometer (oz/km2) to Milligram per Square mile (mg/mi2) using the exact conversion factor (1 ounce per square kilometer = 73,424.92783 milligram per square mile). See the formula, worked examples, and conversion table.
Ounces per Square Kilometer to Milligrams per Square mile converter
Converter
Agriculture Converter
Convert acres, hectares, yield, seed, fertilizer, irrigation, and application-rate units.
Context values
Some unit families need one extra value for a physically accurate result.
Mass application rate.
Result = input x 2.83495231e-8 / 3.86102159e-13.
Mass Application Rate units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Ounces per Square Kilometer to Milligrams per Square mile
Ounce per Square Kilometer and Milligram per Square mile both measure a farming-related quantity — a land area or an application/yield rate per unit area — used to report crop yields, calculate how much fertilizer or seed a field needs, and plan irrigation. Both are mass application rate units.
Formula
milligrams per square mile = ounces per square kilometer × 73424.9278274
This factor comes from each unit's defined relationship to the category's base unit: 1 ounce per square kilometer equals 2.834952e-8 base units, and 1 milligram per square mile equals 3.861022e-13 base units, so dividing one by the other gives the direct ounce per square kilometer-to-milligram per square mile factor of 73424.9278274.
Simple example
1 oz/km2 × 73424.92783 = 73,424.92783 mg/mi2
1 ounce per square kilometer = 73,424.92783 milligrams per square mile.
Real-world example
100 oz/km2 × 73424.92783 = 7,342,492.783 mg/mi2
100 ounces per square kilometer = 7,342,492.783 milligrams per square mile.
Conversion table
| Ounce per Square Kilometer (oz/km2) | Milligram per Square mile (mg/mi2) |
|---|---|
| 1 oz/km2 | 73,424.92783 mg/mi2 |
| 5 oz/km2 | 367,124.6391 mg/mi2 |
| 10 oz/km2 | 734,249.2783 mg/mi2 |
| 50 oz/km2 | 3,671,246.391 mg/mi2 |
| 100 oz/km2 | 7,342,492.783 mg/mi2 |
| 500 oz/km2 | 36,712,463.91 mg/mi2 |
Reverse conversion: Milligram per Square mile to Ounce per Square Kilometer
1 mg/mi2 × 0.00001361935285 = 0.0000136194 oz/km2
1 milligram per square mile = 0.0000136194 ounces per square kilometer.
ounces per square kilometer = milligrams per square mile × 0.0000136193528491
For a page dedicated to this direction, see Milligram per Square mile to Ounce per Square Kilometer.
Understanding the Ounce per Square Kilometer (oz/km2)
Mass application rate.
Understanding the Milligram per Square mile (mg/mi2)
Mass application rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many milligrams per square mile are in 1 ounce per square kilometer?
1 ounce per square kilometer equals 73,424.92783 milligrams per square mile, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per square kilometer to milligram per square mile?
Multiply the ounce per square kilometer value by 73424.92783. The converter above does this instantly to whatever precision you set.
How do I convert milligram per square mile back to ounce per square kilometer?
Use the reverse factor: 1 milligram per square mile equals 0.0000136194 ounces per square kilometer. You can also use the swap control in the converter above to flip the direction instantly.
What is a ounce per square kilometer?
Ounce per Square Kilometer (oz/km2) is a unit of agriculture.
What is a milligram per square mile?
Milligram per Square mile (mg/mi2) is a unit of agriculture.
Is the ounce per square kilometer to milligram per square mile conversion exact?
Yes. Both ounce per square kilometer and milligram per square mile are defined by fixed standards rather than physical artifacts, so the factor of 73424.92783 used above is exact to as many digits as you choose to display.
What's the difference between a yield rate and an application rate?
A yield rate describes how much of a crop is harvested per unit of land area (for example, tonnes per hectare). An application rate describes how much of an input like fertilizer or seed is applied per unit of land area. Both are commonly expressed using the same kind of mass-per-area units.