Energy performance of alternative cropping systems and tillage methods in Saskatchewan.

Zentner, R.P., Nagy, C.N., Lafond, G.P., McConkey, B.G., and Johnston, A.M. (2007). "Energy performance of alternative cropping systems and tillage methods in Saskatchewan.", 19th Annual Conference of the Saskatchewan Soil Conservation Association: Farming Moving Forward, Saskatoon Inn, Saskatoon, SK, Canada, February 14-15, 2007, pp. 105-116.