Mass application rate.
Pounds per Square mile to Pounds per Hectare Converter — lb/mi2 to lb/ha
Convert Pound per Square mile (lb/mi2) to Pound per Hectare (lb/ha) using the exact conversion factor (1 pound per square mile = 0.0038610216 pound per hectare). See the formula, worked examples, and conversion table.
Pounds 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 1.75132993e-7 / 4.5359237e-5.
Mass Application Rate units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Pounds per Square mile to Pounds per Hectare
Pound 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 = pounds per square mile × 0.00386102158542
This factor comes from each unit's defined relationship to the category's base unit: 1 pound per square mile equals 1.75133e-7 base units, and 1 pound per hectare equals 0.000045359237 base units, so dividing one by the other gives the direct pound per square mile-to-pound per hectare factor of 0.00386102158542.
Simple example
1 lb/mi2 × 0.003861021585 = 0.0038610216 lb/ha
1 pound per square mile = 0.0038610216 pounds per hectare.
Real-world example
100 lb/mi2 × 0.003861021585 = 0.3861021585 lb/ha
100 pounds per square mile = 0.3861021585 pounds per hectare.
Conversion table
| Pound per Square mile (lb/mi2) | Pound per Hectare (lb/ha) |
|---|---|
| 1 lb/mi2 | 0.0038610216 lb/ha |
| 5 lb/mi2 | 0.0193051079 lb/ha |
| 10 lb/mi2 | 0.0386102159 lb/ha |
| 50 lb/mi2 | 0.1930510793 lb/ha |
| 100 lb/mi2 | 0.3861021585 lb/ha |
| 500 lb/mi2 | 1.930510793 lb/ha |
Reverse conversion: Pound per Hectare to Pound per Square mile
0.0038610216 lb/ha × 258.998811 = 1.000000004 lb/mi2
0.0038610216 pounds per hectare = 1.000000004 pounds per square mile.
pounds per square mile = pounds per hectare × 258.998811034
For a page dedicated to this direction, see Pound per Hectare to Pound per Square mile.
Understanding the Pound per Square mile (lb/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 pound per square mile?
1 pound per square mile equals 0.0038610216 pounds per hectare, using the exact defined conversion factor rather than an estimate.
How do I convert pound per square mile to pound per hectare?
Multiply the pound per square mile value by 0.003861021585. The converter above does this instantly to whatever precision you set.
How do I convert pound per hectare back to pound per square mile?
Use the reverse factor: 1 pound per hectare equals 258.998811 pounds per square mile. You can also use the swap control in the converter above to flip the direction instantly.
What is a pound per square mile?
Pound per Square mile (lb/mi2) is a unit of agriculture.
What is a pound per hectare?
Pound per Hectare (lb/ha) is a unit of agriculture.
Is the pound per square mile to pound per hectare conversion exact?
Yes. Both pound per square mile and pound per hectare are defined by fixed standards rather than physical artifacts, so the factor of 0.003861021585 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.