<style face="normal" font="default" size="100%">Gas industry programs for dealing with sulphur and sulphur dioxide and their effects on soils. In : Proceedings of 1977 Annual Alberta Soil Science Workshop on Soil Conservation, Reclamation and Research, February 1 - 2, 1977, Red Deer, Alberta</style>

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<style face="normal" font="default" size="100%">Gas industry programs for dealing with sulphur and sulphur dioxide and their effects on soils. In : Proceedings of 1977 Annual Alberta Soil Science Workshop on Soil Conservation, Reclamation and Research, February 1 - 2, 1977, Red Deer, Alberta</style>