Question: 3 . Estimate the average draft pulling a 2 3 ft . tandem disk harrow on a fine textured soil. Show the possible range of

3. Estimate the average draft pulling a 23 ft . tandem disk harrow on a fine textured soil. Show the possible range of draft values. Also estimate the equivalent PTO power required and the rated tractor power assuming 20\% reserve power. Assume an operating depth of 7-inches and the ground speed is 4.5 mph .
3 . Estimate the average draft pulling a 2 3 ft .

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