Mass application rate.
Ounces per Acre to Pounds per Square Kilometer Converter — oz/ac to lb/km2
Convert Ounce per Acre (oz/ac) to Pound per Square Kilometer (lb/km2) using the exact conversion factor (1 ounce per acre = 15.44408634 pound per square kilometer). See the formula, worked examples, and conversion table.
Ounces per Acre to Pounds 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 7.00531973e-6 / 4.5359237e-7.
Mass Application Rate units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Ounces per Acre to Pounds per Square Kilometer
Ounce per Acre and Pound 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
pounds per square kilometer = ounces per acre × 15.4440863417
This factor comes from each unit's defined relationship to the category's base unit: 1 ounce per acre equals 0.00000700531972622 base units, and 1 pound per square kilometer equals 4.535924e-7 base units, so dividing one by the other gives the direct ounce per acre-to-pound per square kilometer factor of 15.4440863417.
Simple example
1 oz/ac × 15.44408634 = 15.44408634 lb/km2
1 ounce per acre = 15.44408634 pounds per square kilometer.
Real-world example
100 oz/ac × 15.44408634 = 1,544.408634 lb/km2
100 ounces per acre = 1,544.408634 pounds per square kilometer.
Conversion table
| Ounce per Acre (oz/ac) | Pound per Square Kilometer (lb/km2) |
|---|---|
| 1 oz/ac | 15.44408634 lb/km2 |
| 5 oz/ac | 77.22043171 lb/km2 |
| 10 oz/ac | 154.4408634 lb/km2 |
| 50 oz/ac | 772.2043171 lb/km2 |
| 100 oz/ac | 1,544.408634 lb/km2 |
| 500 oz/ac | 7,722.043171 lb/km2 |
Reverse conversion: Pound per Square Kilometer to Ounce per Acre
15.44408634 lb/km2 × 0.06474970276 = 0.9999999999 oz/ac
15.44408634 pounds per square kilometer = 0.9999999999 ounces per acre.
ounces per acre = pounds per square kilometer × 0.0647497027584
For a page dedicated to this direction, see Pound per Square Kilometer to Ounce per Acre.
Understanding the Ounce per Acre (oz/ac)
Mass application rate.
Understanding the Pound per Square Kilometer (lb/km2)
Mass application rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many pounds per square kilometer are in 1 ounce per acre?
1 ounce per acre equals 15.44408634 pounds per square kilometer, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per acre to pound per square kilometer?
Multiply the ounce per acre value by 15.44408634. The converter above does this instantly to whatever precision you set.
How do I convert pound per square kilometer back to ounce per acre?
Use the reverse factor: 1 pound per square kilometer equals 0.0647497028 ounces per acre. You can also use the swap control in the converter above to flip the direction instantly.
What is a ounce per acre?
Ounce per Acre (oz/ac) is a unit of agriculture.
What is a pound per square kilometer?
Pound per Square Kilometer (lb/km2) is a unit of agriculture.
Is the ounce per acre to pound per square kilometer conversion exact?
Yes. Both ounce per acre and pound per square kilometer are defined by fixed standards rather than physical artifacts, so the factor of 15.44408634 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.