Presented 10 June 2021 to the annual meeting of the Canadian Society of Soil Science.

1) Industry-supported surveys of outcomes & practices provide useful metrics.
2) Soil test P moving slowly in the right directions.
3) N use efficiency of Canadian cropland higher than world average.
4) Canadian soil testing frequency has opportunity to improve.
5) 4R practices contribute more to mitigation of environmental impacts than is widely recognized.


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