00000nam 2200000za 4500 9.699357 CaOODSP 20210625000338 cr ||||||||||| 150407|1995||||xxc|||||o f|0| 0 eng d CaOODSP eng n-cn--- A53-1906/1995E-PDF Canada. Agriculture and Agri-Food Canada. Research Branch. The health of our soils [electronic resource] : toward sustainable agriculture in Canada / [edited by] D.F. Acton and L.J. Gregorich. Issued by the Centre for Land and Biological Resources Research. Ottawa - Ontario : Agriculture and Agri-Food Canada. 1995. 156 p. figs., glossary, graphs, maps, references, tables, ill. Contents: Introduction.--Understanding soil health.--Developments and effects of farming in Canada.--A geographical framework for assessing soil quality.--Benchmark sites for monitoring soil quality.--Changes in soil organic matter.--Changes in soil structure.--Erosion.--Salinization of soil.--Contamination of agricultural soils.--Agrochemical entry into groundwater.--Summary.--Glossary.--Additional reading. Historical publication digitized by Agriculture and Agri-Food Canada. 14-11-Supp 2014-05-21 Agriculture gcpds Soil gcpds La santé de nos sols : (CaOODSP)9.643348 The health of our soils : (CaOODSP)9.645821 http://publications.gc.ca PDF 11.4 MB https://publications.gc.ca/collections/collection_2014/aac-aafc/agrhist/A53-1906-1995-eng.pdf 1906/E