Illinois Fertilizer Conference Proceedings January 25-27, 1999 Home 1999 Index Search

Figure 4. Soil test P values (Bray-P₁) as affected by initial and annual
applications of P fertilizer (adapted from Webb et al. 1992).

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Department of Crop Sciences University of Illinois Extension College of Agricultural, Consumer, and Environmental Sciences University of Illinois at Urbana-Champaign Illinois Fertilizer & Chemical Association Illinois Department of Agriculture

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