Mass application rate.
Grams per Square mile to Kilograms per Square Kilometer Converter — g/mi2 to kg/km2
Convert Gram per Square mile (g/mi2) to Kilogram per Square Kilometer (kg/km2) using the exact conversion factor (1 gram per square mile = 0.0003861022 kilogram per square kilometer). See the formula, worked examples, and conversion table.
Grams per Square mile to Kilograms per Square Kilometer 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 3.86102159e-10 / 1e-6.
Mass Application Rate units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Grams per Square mile to Kilograms per Square Kilometer
Gram per Square mile and Kilogram per Square Kilometer 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
kilograms per square kilometer = grams per square mile × 0.000386102158542
This factor comes from each unit's defined relationship to the category's base unit: 1 gram per square mile equals 3.861022e-10 base units, and 1 kilogram per square kilometer equals 0.000001 base units, so dividing one by the other gives the direct gram per square mile-to-kilogram per square kilometer factor of 0.000386102158542.
Simple example
1 g/mi2 × 0.0003861021585 = 0.0003861022 kg/km2
1 gram per square mile = 0.0003861022 kilograms per square kilometer.
Real-world example
100 g/mi2 × 0.0003861021585 = 0.0386102159 kg/km2
100 grams per square mile = 0.0386102159 kilograms per square kilometer.
Conversion table
| Gram per Square mile (g/mi2) | Kilogram per Square Kilometer (kg/km2) |
|---|---|
| 1 g/mi2 | 0.0003861022 kg/km2 |
| 5 g/mi2 | 0.0019305108 kg/km2 |
| 10 g/mi2 | 0.0038610216 kg/km2 |
| 50 g/mi2 | 0.0193051079 kg/km2 |
| 100 g/mi2 | 0.0386102159 kg/km2 |
| 500 g/mi2 | 0.1930510793 kg/km2 |
Reverse conversion: Kilogram per Square Kilometer to Gram per Square mile
0.0003861022 kg/km2 × 2589.98811 = 1.000000107 g/mi2
0.0003861022 kilograms per square kilometer = 1.000000107 grams per square mile.
grams per square mile = kilograms per square kilometer × 2589.98811034
For a page dedicated to this direction, see Kilogram per Square Kilometer to Gram per Square mile.
Understanding the Gram per Square mile (g/mi2)
Mass application rate.
Understanding the Kilogram per Square Kilometer (kg/km2)
Mass application rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many kilograms per square kilometer are in 1 gram per square mile?
1 gram per square mile equals 0.0003861022 kilograms per square kilometer, using the exact defined conversion factor rather than an estimate.
How do I convert gram per square mile to kilogram per square kilometer?
Multiply the gram per square mile value by 0.0003861021585. The converter above does this instantly to whatever precision you set.
How do I convert kilogram per square kilometer back to gram per square mile?
Use the reverse factor: 1 kilogram per square kilometer equals 2,589.98811 grams per square mile. You can also use the swap control in the converter above to flip the direction instantly.
What is a gram per square mile?
Gram per Square mile (g/mi2) is a unit of agriculture.
What is a kilogram per square kilometer?
Kilogram per Square Kilometer (kg/km2) is a unit of agriculture.
Is the gram per square mile to kilogram per square kilometer conversion exact?
Yes. Both gram per square mile and kilogram per square kilometer are defined by fixed standards rather than physical artifacts, so the factor of 0.0003861021585 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.