1. AGVISE Laboratories %Zone or Grid Samples – Northwood laboratory 1997 - 2011 % Grid or Zone Samples Tested Compared To Total Number of Samples Tested

2. AGVISE Laboratories % Zone or Grid Samples Tested Compared to Total Number of Samples Tested in 2011

3. Fall 2011 samples 26 38 32 Average Soil Nitrate following Wheat in 2011 (lb/a 0-24” samples) 36

4. Soil Nitrate Variability Between Fields Following “WHEAT” in Montana - 2011

5. 40 39 40 48 47 44 37 44 29 35 45 49 3342 49 Average Soil Nitrate following Wheat in 2011 Fall 2011 Samples (lb/a 0-24” samples) MB ND SD MN 42 34 39 46 41 56 38 55 56

6. Soil Nitrate Variability Between Fields Following “Fallow” in Montana - 2011

7. % Soil Samples with Phosphorus less than 10 ppm Fall 2011 samples (0-6”) 70% 58% 41% 46% 45% (Olsen P test) 32%

8. 65% 60% 77% 53% 74% 59% 83% 77% 71% 72% 34% 29% 21% 53% 50% 28% 60% % Soil Samples with Phosphorus less than 10 ppm Fall 2011 samples (0-6” samples) MB ND SD MN 43% (Olsen P test) 38% 64% 36% 37% 36% 46% 43% 63% 55%46% 66% 29%

9. % Soil Samples with Potassium less than 150 ppm Fall 2011 samples (0-6”) 7% 21% 2% 1% 7%

10. 24% 15% 5% 6% 3% 2% 51% 35% 15% 23% 28% 13% 3% % Soil Samples with Potassium less than 150 ppm Fall 2011 samples (0-6” samples) MB ND SD MN 29% 8% 54% 29% 7% 43% 40% 32% 28% 5%1% 0% 79% 74% 20%

11. % Soil Samples with Zinc less than 1.0 ppm Fall 2011 samples (0-6”) 69% 53% 79% 89% 55% 45%

12. 64% 52% 74% 52% 72% 85% 88% 80% 65% 72% 37% 31% 33% 28% 55% 53% 48% 66% % Soil Samples with Zinc less than 1.0 ppm Fall 2011 samples (0-6” samples) MB ND SD MN 38% 32% 36 64% 22% 40% 55% 47% 72% 82% 22% 49%

13. % Soil Samples with Sulfur less than 15 lb/a Fall 2011 samples (0-6”) 58% 25% 49% 48% 25% 52%

14. 12% 25% 34% 66% 43% 63% 31% 23% 13% 8% 14% 9% 14% 3% 14% 18% 26% 11% % Soil Samples with Sulfur less than 15 lb/a Fall 2011 samples (0-6” samples) MB ND SD MN 17% 55% 49% 75% 37% 53% 40% 51% 32% 22% 67% 63%

15. % Soil Samples with Copper less than 0.5 ppm Fall 2010 samples (0-6”) 3% 2% 1%

16. 12% 17% 7% 17% 10% 2% 3% 2% 5% 20% 27% 21% 4% 0% 1% 7% 12% 3% 22% 15% 8% 3% % Soil Samples with Copper less than 0.5 ppm Fall 2011 samples (0-6” samples) MB ND SD MN 13% 2% 9% 4% 11% 45% 30% 8%

17. % Soil Samples with Boron less than 0.4 ppm Fall 2011 samples (0-6”) 5% 6% 4% 2%

18. 4% 8% 5% 3% 17% 13% 3% 42% 5% 1% 2% 4% 1% 10% 0% % Soil Samples with Boron less than 0.4 ppm Fall 2011 samples (0-6” samples) MB ND SD MN 0% 20% 58% 88% 26% 19%21% 15% 30% 7%

19. % Soil Samples with Chloride less than 40 lb/a Fall 2011 samples (0-6”) 82% 81% 82% 80% 60% 69%

20. 67% 47% 73% 78% 94% 92% 96% 82% 89% 57% 32% 81% 69% 48% 51% 44% 43% 21% 66% 61% 64% 79% % Soil Samples with Chloride less than 40 lb/a Fall 2011 Samples (0-24” samples) MB ND SD MN 59% 89% 92% 46%

21. % Soil Samples with Carbonate greater than 5.0% Fall 2011 samples (0-6”) 19% 14% 20% 3% 54% 11%

22. 8% 22% 9% 5% 6% 3% 10% 32% 25% 24% 5% 6% 1% 13% 43% 18% 38% 13% 8% % Soil Samples with Carbonate greater than 5.0% Fall 2011 samples (0-6” samples) MB ND SD MN 22% 1% 5% 25% 35%

23. % Soil Samples with Salts greater than 1.0 mmhos/cm Fall 2011 samples (0-6”) 3% 5% 4% 8% 4%

24. 24% 36% 15% 7% 1% 3% 2% 7% 1% 4% 18% 20% 1% 9% 2% 22% 21% 14% 19% 18% 7% 11% % Soil Samples with Salts greater than 1.0 Fall 2011 Samples (0-6” samples) MB ND SD MN 11% 1% 4% 3% 0% 4% 21% 33%

25. % Soil Samples with soil pH greater than 7.3 Fall 2010 samples (0-6”) 78% 86% 78% 69% 93% 73%

26. 69% 80% 75% 38% 40% 42% 75% 56% 26% 58% 82% 96% 64% 33% 20% 23% 76% 73% 63% 82% 68% 80% % Soil Samples with Soil pH greater than 7.3 Fall 2011 samples (0-6” samples) MB ND SD MN 74% 30% 21% 25% 17% 5% 65% 96%

27. % Soil Samples with %OM less than 3.0% Fall 2011 samples (0-6”) 81% 73% 94% 88% 58%

28. 22% 19% 31% 21% 32% 53% 67% 37% 25% 19% 22% 8% 35% 6% 13% 30% 9% % Soil Samples with %OM less than 3.0% Fall 2011 samples (0-6” samples) MB ND SD MN 6% 5% 8% 82% 29% 14% 8% 28% 26% 20% 50% 10% 31% 8%

29. 592 593 594 595 Zip codes for Montana 590-591 599 598 597 596