Precision Farming Profitability Chapter 4: Managing Long-Term Soil Fertility By Sylvie Brouder, Jess Lowenberg-DeBoer

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Jim Finstad, Clear Lake, IA “The future has to be integrating all the data and getting the full value out of it.” Precision Farming Profitability, p. 35

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Precision Farming Profitability, p. 40 Northeast pH = 4.5 Middle pH = 5.5 Southwest pH = 7.0 Figure 5. Simulated 10-acre field divided into 3 management groups Precision Farming Profitability, p. 40

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