As a rule of thumb, compact tractors should have more weight placed towards the back and less up front when dong ground work while loading tasks should have things be more equally distributed.

Yard tractors do the grunt work behind the scenes in closed yards, terminals, ports and distribution centres, operating night and day, often reversing as much as driving forward. The little dogs lift ...

For large-scale farming, 90-120 horsepower will do the job. This helps explain why tractors don't need the 200+ horsepower you see in modern cars because they're built for different functions.

Deb Moreau was among several researchers displaying their work at the Kentville Research and Development Centre's open house on Saturday as part of the Canada 150 celebrations.