Mass application rate.
Grams per Square mile to Pounds per Hectare Converter — g/mi2 to lb/ha
Convert Gram per Square mile (g/mi2) to Pound per Hectare (lb/ha) using the exact conversion factor (1 gram per square mile = 0.0000085121 pound per hectare). See the formula, worked examples, and conversion table.
Grams per Square mile to Pounds per Hectare 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 / 4.5359237e-5.
Mass Application Rate units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Grams per Square mile to Pounds per Hectare
Gram per Square mile and Pound per Hectare 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
pounds per hectare = grams per square mile × 0.00000851209553067
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 pound per hectare equals 0.000045359237 base units, so dividing one by the other gives the direct gram per square mile-to-pound per hectare factor of 0.00000851209553067.
Simple example
1 g/mi2 × 0.000008512095531 = 0.0000085121 lb/ha
1 gram per square mile = 0.0000085121 pounds per hectare.
Real-world example
100 g/mi2 × 0.000008512095531 = 0.0008512096 lb/ha
100 grams per square mile = 0.0008512096 pounds per hectare.
Conversion table
| Gram per Square mile (g/mi2) | Pound per Hectare (lb/ha) |
|---|---|
| 1 g/mi2 | 0.0000085121 lb/ha |
| 5 g/mi2 | 0.0000425605 lb/ha |
| 10 g/mi2 | 0.000085121 lb/ha |
| 50 g/mi2 | 0.0004256048 lb/ha |
| 100 g/mi2 | 0.0008512096 lb/ha |
| 500 g/mi2 | 0.0042560478 lb/ha |
Reverse conversion: Pound per Hectare to Gram per Square mile
0.0000085121 lb/ha × 117479.8845 = 1.000000525 g/mi2
0.0000085121 pounds per hectare = 1.000000525 grams per square mile.
grams per square mile = pounds per hectare × 117479.884524
For a page dedicated to this direction, see Pound per Hectare to Gram per Square mile.
Understanding the Gram per Square mile (g/mi2)
Mass application rate.
Understanding the Pound per Hectare (lb/ha)
Mass application rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many pounds per hectare are in 1 gram per square mile?
1 gram per square mile equals 0.0000085121 pounds per hectare, using the exact defined conversion factor rather than an estimate.
How do I convert gram per square mile to pound per hectare?
Multiply the gram per square mile value by 0.000008512095531. The converter above does this instantly to whatever precision you set.
How do I convert pound per hectare back to gram per square mile?
Use the reverse factor: 1 pound per hectare equals 117,479.8845 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 pound per hectare?
Pound per Hectare (lb/ha) is a unit of agriculture.
Is the gram per square mile to pound per hectare conversion exact?
Yes. Both gram per square mile and pound per hectare are defined by fixed standards rather than physical artifacts, so the factor of 0.000008512095531 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.