Table 3.1 Areas, weights and volumes
| Metric | Imperial |
| 1 hectare (ha) | = 2.47 acres |
| 1 kilogram (kg) | = 2.205 pounds |
| 1 tonne (t) | = 0.984 ton |
| 1 litre (l) | = 0.22 gallons |
| 1 cubic metre (m3) = 1000 litres | = 220 gallons |
| 1 kg (fertiliser) | = 1.97 units |
Table 3.2. N, P2O5 and K2O content
| Metric | Imperial |
| 1 kg/tonne (manure) | = 2.0 units/ton |
| 1 kg/m3 (slurry) | = 8.9 units/1000 gallons |
Table 3.3. Application rates
| Metric | Imperial |
| 1 kg/ha (N, P2O5 or K2O) | = 0.8 units/acre |
| 1t/ha (manure) | = 0.4 tons/acre |
| 1m3/ha (slurry) | = 89 gallons/acre |
This information is updated and abridged from The 4 Point Plan (2003)
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