Open Access
Table 4
Cost per hour of the use of machines and equipment.
| Type of production process | Machinery | Capex (USD$/hour) | OPEX (USD $/hour) | Total cost (USD$/hour) | Unit cost (USD$/ha or t RFF *) | ||
|---|---|---|---|---|---|---|---|
| M & R | Fuel | Manual labor | |||||
| Tractors | 50 hp tractor | 1.63 | 0.66 | 4.72 | 3.67 | 10.68 | N/A |
| 75 hp tractor | 2.44 | 0.99 | 4.72 | 3.67 | 11.82 | ||
| 100 hp tractor | 2.91 | 1.32 | 9.91 | 3.67 | 17.82 | ||
| 120 hp tractor | 3.49 | 1.59 | 14.71 | 3.67 | 23.47 | ||
| Plant health management (spraying) | Cannon sprayer | 2.96 | 1.31 | 2.41 | 6.54 | 13.22 | 6,61 |
| Motorized backpack sprayer | 0.09 | 0.08 | 0.31 | 2.86 | 3.34 | 3,44 | |
| Thermal fogger | 3.46 | 1.77 | 0.92 | 6.54 | 12.69 | 3,34 | |
| Airblast sprayer | 5.53 | 2.60 | 2.14 | 3.67 | 13.93 | 3,17 | |
| Articulated cannon sprayer | 6.85 | 3.36 | 3.74 | 3.67 | 17.62 | 8,39 | |
| Electrostatic sprayer | 15.79 | 12.41 | 4.01 | 3.67 | 35.87 | 7,17 | |
| Power sprayer | 2.33 | 1.05 | 0.79 | 9.40 | 13.57 | 10,8 | |
| Fertilization | Variable-rate fertilizer | 20.66 | 11.00 | 6.57 | 3.67 | 41.90 | 5,59 |
| Broadcast spreader | 5.09 | 2.38 | 8.21 | 3.67 | 19.36 | 10,19 | |
| Compost spreader | 6.32 | 3.03 | 4.28 | 3.67 | 17.29 | 17,29 | |
| Drop spreader | 2.84 | 1.25 | 3.21 | 3.67 | 10.97 | 4,90 | |
| Harvest | Motorized cutter | 0.18 | 0.69 | 0.07 | 2.86 | 3.80 | 5,85 |
| Lift with tractor + Grabber | 3.82 | 0.72 | 1.12 | 3.67 | 9.33 | 2,96 | |
| Lift with tractor + trailer | 2.09 | 0.68 | 1.43 | 8.81 | 13.02 | 5,31 | |
| Tillage | Chisel plow | 6.97 | 3.47 | 12.89 | 3.67 | 27.01 | 45,0 |
| Disc harrow | 9.23 | 4.28 | 10.74 | 3.67 | 27.93 | 27,9 | |
| Subsoil plow | 6.79 | 3.59 | 13.14 | 3.67 | 27.20 | ND | |
| Field cultivator | 7.25 | 3.34 | 14.71 | 3.67 | 28.98 | ND | |
| Ripper | 4.27 | 2.08 | 10.74 | 3.67 | 20.76 | 34,6 | |
| Mulch finisher | 7.23 | 3.08 | 9.67 | 3.67 | 23.65 | ND | |
| Spring-tooth harrow | 9.18 | 4.05 | 10.74 | 3.67 | 27.65 | ND | |
| Tine harrow | 6.80 | 3.08 | 10.74 | 3.67 | 24.29 | ND | |
| Weed management | Brush cutter | 0.18 | 0.03 | 0.28 | 2.86 | 3.35 | 11,9 |
| Land roller | 7.59 | 3.20 | 6.41 | 3.67 | 20.87 | 20,8 | |
| Brush hog | 5.37 | 1.92 | 3.21 | 3.67 | 14.18 | 9,45 | |
| Finish mower | 5.46 | 1.92 | 3.21 | 3.67 | 14.26 | 10,9 | |
| Maintenance | Backhoe | 21.82 | 3.54 | 3.80 | 3.67 | 32.83 | ND |
| Trencher | 6.73 | 3.03 | 9.67 | 3.67 | 23.10 | 12,8 | |
| Land shaper | 7.67 | 3.88 | 3.80 | 3.67 | 19.02 | 11,8 | |
| Rotary ditcher | 12.30 | 4.95 | 10.21 | 3.67 | 31.12 | ND | |
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