Agri Kultuur December / Desember 2018 - Page 18

Photo 5: Maize established after the summer cover crop showing no signs of nutrient deficiencies References: Janzen, H.H., 2002. The soil Carbon dilemma: Shall we hoard it or use it? Soil Biology & Biochemistry. Agriculture and Agri-Food Canada, P.O Box 3000, Lethbridge, Alta., Canada TIJ 4BI AgriKultuur |AgriCulture Hoeft, R.G. and Peck, T.R., 1991. Soil testing and fertility. In: Illinois Agronomy Handbook, Circular 1311, University of Illinois, Urbana- Champaign, IL, USA. 18