1. Trend for Precision Soil Testing % Zone or Grid Samples Tested compared to Total Samples

2. % Zone or Grid Samples Tested Compared to Conventional Whole Field Composite Samples in 2014

3. AGVISE Laboratories %Zone or Grid Samples – Northwood laboratory 1997 - 2014 % Grid or Zone Samples Tested Compared To Conventional Whole Field Composite Samples Tested

4. 27 37 33 32 35 32 24 30 32 34 3641 39 Average Soil Nitrate following Wheat in 2014 Fall 2014 Samples (lb/a 0-24” samples) MB ND SD MN 26 51 21 39 31 35 33 37 39

5. Average Soil Nitrate Following “Wheat” 1986 – 2014 (0-24” lb/a) Nitrate-N (0-24” lb/a)

6. Soil Nitrate Variability Between Fields Following “WHEAT” in 2014

7. Average Soil Nitrate Following “Wheat” (1986-2014) “Deep N” (24-48” lb/a) Nitrate-N (0-24” lb/a)

8. Average Soil Nitrate Following “Barley” 1986 - 2014 Nitrate-N (0-24” lb/a)

9. Soil Nitrate Variability Between Fields Following “Barley” in 2014

10. Average Soil Nitrate Following “Sunflower” 1986 - 2014 Nitrate-N (0-24” lb/a)

11. Soil Nitrate Variability Between Fields Following “Sunflower” in 2014

12. Average Soil Nitrate Following “Drybeans” 1986 - 2014 Nitrate-N (0-24” lb/a)

13. Soil Nitrate Variability Between Fields Following “Dry Beans” in 2014

14. Average Soil Nitrate Following “Sugarbeets” 1986 - 2014 Nitrate-N (0-24” lb/a)

15. Soil Nitrate Variability Between Fields Following “Sugarbeet” in 2014

16. 56 62 46 51 Average Soil Nitrate following Fallow/ Prevent Plant in 2014 Fall 2014 Samples (lb/a 0-24” samples) MB ND SD MN 58 44 57

17. Average Soil Nitrate Following “Fallow” 1986 - 2014 Nitrate-N (0-24” lb/a)

18. Soil Nitrate Variability Between Fields Following “Fallow” in 2014

19. 23 27 25 24 19 21 24 23 25 33 37 Average Soil Nitrate following Soybean in 2014 Fall 2014 samples (lb/a 0-24” samples) MB ND SD MN 25 20 33 30 29 17 46 38 24 26 24 30

20. Average Soil Nitrate Following “Soybeans” 1986 - 2014 Nitrate-N (0-24” lb/a)

21. Soil Nitrate Variability Between Fields Following “Soybeans” in 2014

22. 37 40 35 41 37 38 39 31 62 28 60 65 Average Soil Nitrate following Corn in 2014 Fall 2014 samples (lb/a 0-24” samples) MB ND SD MN 44 87 45 37 58 46

23. Average Soil Nitrate Following “Corn” 1997 – 2014 (Northwood Laboratory) Nitrate-N (0-24” lb/a)

24. Soil Nitrate Variability Between Fields Following “Corn” in 2014

25. 50% 53% 72% 46% 66% 57% 72% 58% 67% 32% 24% 17% 50% 45% 46% 76% % Soil Samples with Phosphorus less than 10 ppm Fall 2014 samples (0-6” samples) MB ND SD MN 38% (Olsen P test) 40% 60% 31% 37% 36% 32% 38% 46% 47%40% 63% 22%

26. 21% 15% 5% 3% 6% 7% 3% 2% 43% 33% 18% 27% 33% 36% 17% 12% % Soil Samples with Potassium less than 150 ppm Fall 2014 samples (0-6” samples) MB ND SD MN 37% 16% 45% 25% 6% 35% 50% 31% 22% 5%1% 68% 72% 36%

27. 61% 50% 74% 47% 71% 81% 51 63% 33% 34% 44% 28% 58% 51% 47% 80% % Soil Samples with Zinc less than 1.0 ppm Fall 2014 samples (0-6” samples) MB ND SD MN 26% 31% 34% 47% 18% 36% 46% 45% 60% 84% 28% 41% 56% 87%

28. 13% 18% 33% 67% 49% 57% 29% 34% 22% 17% 16% 10% 12% 8% 20% 18% 33% 31% % Soil Samples with Sulfur less than 15 lb/a Fall 2014 samples (0-6” samples) MB ND SD MN 20% 68% 59% 84% 69% 65% 44% 57% 47% 39% 36% 73% 81%

29. 26% 21% 33% 23% 34% 58% 60% 44% 28% 20% 26% 22% 35% 12 27% 36% 28% % Soil Samples with %OM less than 3.0% Fall 2014 Samples (0-6” samples) MB ND SD MN 8% 5% 12% 77% 36% 17% 7% 31% 28% 26% 49% 11% 27% 12%

30. 50% 37% 55% 69% 89% 88% 86% 72% 86% 52% 38% 90% 67% 62% 52% 30% 36% 25% 51% 57% 65% 77% % Soil Samples with Chloride less than 40 lb/a Fall 2014 Samples (0-24” samples) MB ND SD MN 46% 81% 89% 41% 70% 76%

31. 19% 16% 9% 16% 11% 3% 2% 5% 27% 32% 23% 5% 1% 4% 16% 17% 31% 27% 13% 17% % Soil Samples with Copper less than 0.5 ppm Fall 2014 samples (0-6” samples) MB ND SD MN 18% 3% 12% 5% 10% 43% 46% 9%

32. 4% 6% 3% 5% 13% 20% 3% 40% 5% 1% 11% 6% 3% 11% 1% % Soil Samples with Boron less than 0.4 ppm Fall 2014 samples (0-6” samples) MB ND SD MN 1% 8% 44% 91% 26% 14%11% 6% 23% 9% 44% 25% 8% 1% 0% 7%

33. 65% 78% 73% 35% 31% 44% 61% 52% 28% 57% 77% 96% 44% 38% 22% 76% 79% 73% 72% 57% 79% % Soil Samples with Soil pH greater than 7.3 Fall 2014 samples (0-6” samples) MB ND SD MN 64% 26% 22% 9% 7% 55% 94% 87%

34. 4% 3% 2% 20% 16% 15% 4% 6% 34% 16% 4% 1% 14% 10% 39% 16% 3% 1% 6% 4% 25% 1% % Soil Samples with Soil pH less than 6.0 Fall 2014 samples (0-6” samples) MB ND SD MN 6% 18% 22% 13% 28% 41% 12% 0% 2% 25%

35. 10% 24% 4% 5% 8% 6% 8% 31% 26% 3% 8% 1% 10% 44% 12% 23% 10% 9% % Soil Samples with Carbonate greater than 5.0% Fall 2014 samples (0-6” samples) MB ND SD MN 16% 4% 3% 22% 56% 14% 5% 8% 1% 3%

36. 21% 32% 17% 8% 1% 2% 6% 1% 4% 10% 13% 3% 8% 3% 17% 13% 17% 14% 15% 5% 8% % Soil Samples with Salts greater than 1.0 Fall 2014 Samples (0-6” samples) MB ND SD MN 9% 11% 0% 3% 2% 5% 10% 16%

37. North Dakota & NW Minnesota % Samples Testing with Salts greater than 1.0 1:1 salt method – expressed as mmhos/cm 582 Grand Forks 567 TRF 587 Minot

38. South Dakota - % Samples Testing with Salts greater than 1.0 1:1 salt method – expressed as mmhos/cm

39. Zip Code Areas For Soil Test Summaries MN SD ND