Seeder SZU “Sobański” is designed for pine seed during area renewal. It also can be use for simultaneously oak and other trees seeds seed, ex. lime-tree, sycamore, beech on clear cuts or after agricultural areas together with tillage made by LPz-OTL or P1T plought.
Sowing is enabled by plought and seeder SZU frame agregated all together. Seeding is made from five diffrent containers attached and can be made together or apart from each container – controlled from tractor’s cabin.
Part of seeds are seed on 5-8 cm depth (from two containers), rest of seeds are seed on surface and can be covered by and rolled with soil.
Technical parameters
| Parameter | LPz-OTL plought version | P1t plought version |
| Lenght | 3450 mm | 3000 mm |
| Width | 1450 mm | 1450 mm |
| Hight (max / stable elements) | 1400 mm | 1610 mm / 1390 mm |
| Weight | 475 kg | 475 kg |
| Seeder’s drive | 2 x electric motor | |
| Tension | = 12 V | |
| Motor’s rotation | 54 rpm | |
| Main seeder | ||
| capacity | 60 dm ³ | |
| type | drum | |
| group quantity | 2 (1) pcs | |
| Small seeder | ||
| quantity | 4 pcs | |
| type | TP – 92/P | |
| capacity | 4 x 2,5 dm³ | |
| Device type | brush | |
| Scoop device | skid | |
| Press device | wheel | |
| Attendance | Tractor’s operator | |
Estimated sowing averages:
Species…….. sowing average [kg/ha]
Beech…………………………………… 3-4
Sycamore………………………………. ~2
Lima-tree…………………………… 1-1,15
Oak……………………………………….. 50
Pine………………………….. approx. 1,2