van Walsum, Eric2023-06-072023-06-071989https://unbscholar.lib.unb.ca/handle/1882/35626en-CAhttp://purl.org/coar/access_right/c_16ecThe applicability of a soil traction prediction equation to the measurement of the drawbar pull requirements of a TTS-35 scarifiersenior reportA., DouglasEngineering