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Fuel consumption and tillage draught were measured when chiselling in a clay loam soil in Badjgah Research Station, Shiraz University, Shiraz, Iran. An 81 kW tractor (MF-399) instrumented with a data acquisition system was used to measure fuel consumption, actual forward speed, theoretical forward speed, slip and implement draught. The effects of blade width (5 and 10 cm), tillage depth (10, 15 and...
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