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¶ Table 1. Calculation Factors |
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| Crop | Zinc, Zn | Manganese, Mn | Copper, Cu | Boron, B | |||||||||||||||
| DTPA | Mehlich-3 | pH > 7.3 | DTPA | Mehlich-3 | DTPA | Mehlich-3 | DTPA-Sobital | Mehlich-3 | HWS | ||||||||||
| Zn_A | Zn_B | Zn_A | Zn_B | Zn_adj | Mn_A | Mn_B | Mn_A | Mn_B | Cu_A | Cu_B | Cu_A | Cu_B | B_A | B_B | B_A | B_B | B_A | B_B | |
| Amarath, grain | 2 | -6.0 | 2 | -2.90 | 1.3 | 15 | -13 | 15 | -1.60 | 1 | -5.5 | 1 | -3.5 | 2.5 | -4.80 | 2.5 | -2.45 | 2.5 | -4.80 |
| Barley, feed grain | 2 | -6.0 | 2 | -2.90 | 1.3 | 17 | -11 | 17 | -1.15 | 2 | -8.0 | 2 | -5.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1.0 | -3.75 |
| Barley, malting | 2 | -6.0 | 2 | -2.90 | 1.3 | 17 | -11 | 17 | -1.15 | 2 | -8.0 | 2 | -5.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1.0 | -3.75 |
| Buckwheat | 4 | -6.5 | 4 | -3.15 | 1.3 | 15 | -13 | 15 | -1.60 | 1 | -5.5 | 1 | -3.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1.0 | -3.75 |
| Camelina | 2 | -6.0 | 2 | -2.90 | 1.3 | 15 | -13 | 15 | -1.60 | 1 | -5.5 | 1 | -3.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1.0 | -3.75 |
| Canola, grain (bu.) | 4 | -6.5 | 4 | -3.15 | 1.3 | 15 | -13 | 15 | -1.60 | 2 | -8.0 | 2 | -5.5 | 3.0 | -2.85 | 3.0 | -1.45 | 3.0 | -2.85 |
| Canola, grain (lbs.) | 4 | -6.5 | 4 | -3.15 | 1.3 | 15 | -13 | 15 | -1.60 | 2 | -8.0 | 2 | -5.5 | 3.0 | -2.85 | 3.0 | -1.45 | 3.0 | -2.85 |
| Corn, grain (bu.) | 7 | -5.3 | 7 | -2.55 | 1.3 | 17 | -11 | 17 | -1.15 | 2 | -8.0 | 2 | -5.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1.0 | -3.75 |
| Corn, grain (lbs.) | 7 | -5.3 | 7 | -2.55 | 1.3 | 17 | -11 | 17 | -1.15 | 2 | -8.0 | 2 | -5.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1.0 | -3.75 |
| Corn, seed prod., grain | 7 | -5.3 | 7 | -2.55 | 1.3 | 15 | -13 | 15 | -1.60 | 2 | -8.0 | 2 | -5.5 | 2.5 | -4.80 | 2.5 | -2.45 | 2.5 | -4.80 |
| Cotton, lint (bales) | 2 | -6.0 | 2 | -2.90 | 1.3 | 15 | -13 | 15 | -1.60 | 1 | -5.5 | 1 | -3.5 | 2.5 | -4.80 | 2.5 | -2.45 | 2.5 | -4.80 |
| Cotton, lint (lbs.) | 2 | -6.0 | 2 | -2.90 | 1.3 | 15 | -13 | 15 | -1.60 | 1 | -5.5 | 1 | -3.5 | 2.5 | -4.80 | 2.5 | -2.45 | 2.5 | -4.80 |
| Cowpeas | 7 | -6.0 | 7 | -2.85 | 1.3 | 21 | -10 | 22 | -1.08 | 1 | -5.5 | 1 | -3.5 | 2.5 | -4.80 | 2.5 | -2.45 | 2.5 | -4.80 |
| Dry edible beans | 7 | -6.0 | 7 | -2.85 | 1.3 | 21 | -10 | 22 | -1.08 | 1 | -5.5 | 1 | -3.5 | 2.5 | -4.80 | 2.5 | -2.45 | 2.5 | -4.80 |
| Durum wheat | 2 | -6.0 | 2 | -2.90 | 1.3 | 21 | -10 | 22 | -1.08 | 2 | -8.0 | 2 | -5.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1.0 | -3.75 |
| Durum wheat, North Plains | 2 | -6.0 | 2 | -2.90 | 1.3 | 17 | -11 | 17 | -1.15 | 2 | -8.0 | 2 | -5.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1.0 | -3.75 |
| Flax, seeds | 4 | -6.5 | 4 | -3.15 | 1.3 | 15 | -13 | 15 | -1.60 | 1 | -5.5 | 1 | -3.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1.0 | -3.75 |
| Forage peas, grain | 7 | -6.0 | 7 | -2.85 | 1.3 | 17 | -11 | 17 | -1.15 | 1 | -5.5 | 1 | -3.5 | 3.0 | -2.85 | 3.0 | -1.45 | 3.0 | -2.85 |
| Grain sorghum (bu.) | 7 | -6.0 | 7 | -2.85 | 1.3 | 21 | -10 | 22 | -1.08 | 2 | -8.0 | 2 | -5.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1.0 | -3.75 |
| Grain sorghum (lbs.) | 7 | -6.0 | 7 | -2.85 | 1.3 | 21 | -10 | 22 | -1.08 | 2 | -8.0 | 2 | -5.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1.0 | -3.75 |
| Guar | 7 | -6.0 | 7 | -2.85 | 1.3 | 15 | -13 | 15 | -1.60 | 1 | -5.5 | 1 | -3.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1.0 | -3.75 |
| Hemp, fiber prod. | 4 | -6.5 | 4 | -3.15 | 1.3 | 15 | -13 | 15 | -1.60 | 1 | -5.5 | 1 | -3.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1.0 | -3.75 |
| Hemp, seed prod. | 4 | -6.5 | 4 | -3.15 | 1.3 | 15 | -13 | 15 | -1.60 | 1 | -5.5 | 1 | -3.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1.0 | -3.75 |
| Hops | 2 | -6.0 | 2 | -2.90 | 1.3 | 15 | -13 | 15 | -1.60 | 1 | -5.5 | 1 | -3.5 | 3.0 | -2.85 | 3.0 | -1.45 | 3 | -2.85 |
| Lentils | 7 | -6.0 | 7 | -2.85 | 1.3 | 21 | -10 | 22 | -1.08 | 1 | -5.5 | 1 | -3.5 | 2.5 | -4.80 | 2.5 | -2.45 | 2.5 | -4.8 |
| Lupins, seeds | 4 | -6.5 | 4 | -3.15 | 1.3 | 21 | -10 | 22 | -1.08 | 1 | -5.5 | 1 | -3.5 | 2.5 | -4.80 | 2.5 | -2.45 | 2.5 | -4.8 |
| Millet, grain (bu.) | 2 | -6.0 | 2 | -2.90 | 1.3 | 15 | -13 | 15 | -1.60 | 2 | -8.0 | 2 | -5.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1 | -3.75 |
| Millet, grain (lbs.) | 2 | -6.0 | 2 | -2.90 | 1.3 | 15 | -13 | 15 | -1.60 | 2 | -8.0 | 2 | -5.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1 | -3.75 |
| Mungbeans | 7 | -6.0 | 7 | -2.85 | 1.3 | 21 | -10 | 22 | -1.08 | 1 | -5.5 | 1 | -3.5 | 2.5 | -4.80 | 2.5 | -2.45 | 2.5 | -4.8 |
| Oats, grain | 2 | -6.0 | 2 | -2.90 | 1.3 | 21 | -10 | 22 | -1.08 | 2 | -8.0 | 2 | -5.5 | 2.5 | -4.80 | 2.5 | -2.45 | 2.5 | -4.8 |
| Peanuts | 7 | -6.0 | 7 | -2.85 | 1.3 | 15 | -13 | 15 | -1.60 | 1 | -5.5 | 1 | -3.5 | 2.5 | -4.80 | 2.5 | -2.45 | 2.5 | -4.8 |
| Peas, dry | 7 | -6.0 | 7 | -2.85 | 1.3 | 21 | -10 | 22 | -1.08 | 1 | -5.5 | 1 | -3.5 | 2.5 | -4.80 | 2.5 | -2.45 | 2.5 | -4.8 |
| Popcorn | 7 | -6.0 | 7 | -2.85 | 1.3 | 15 | -13 | 15 | -1.60 | 2 | -8.0 | 2 | -5.5 | 2.5 | -4.80 | 2.5 | -2.45 | 2.5 | -4.8 |
| Potatoes | 7 | -5.3 | 7 | -2.55 | 1.3 | 17 | -11 | 15 | -1.60 | 1 | -5.5 | 1 | -3.5 | 2.5 | -4.80 | 2.5 | -2.45 | 2.5 | -0.48 |
| Quinoa | 2 | -6.0 | 2 | -2.90 | 1.3 | 15 | -13 | 15 | -1.60 | 1 | -5.5 | 1 | -3.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1 | -3.75 |
| Rice, semi-dwarf, (bu.) | 2 | -6.0 | 2 | -2.90 | 1.3 | 15 | -13 | 15 | -1.60 | 1 | -5.5 | 1 | -3.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1 | -3.75 |
| Rice, semi-dwarf, (cwt.) | 2 | -6.0 | 2 | -2.90 | 1.3 | 15 | -13 | 15 | -1.60 | 1 | -5.5 | 1 | -3.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1 | -3.75 |
| Rice, semi-dwarf, (lb.) | 2 | -6.0 | 2 | -2.90 | 1.3 | 15 | -13 | 15 | -1.60 | 1 | -5.5 | 1 | -3.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1 | -3.75 |
| Rye, grain | 2 | -6.0 | 2 | -2.90 | 1.3 | 15 | -13 | 15 | -1.60 | 1 | -5.5 | 1 | -3.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1 | -3.75 |
| Safflower | 4 | -6.5 | 4 | -3.15 | 1.3 | 15 | -13 | 15 | -1.60 | 1 | -5.5 | 1 | -3.5 | 3.0 | -2.85 | 3.0 | -1.45 | 3 | -2.85 |
| Sesame, grain | 4 | -6.5 | 4 | -3.15 | 1.3 | 15 | -13 | 15 | -1.60 | 1 | -5.5 | 1 | -3.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1 | -3.75 |
| Sorghum, seed prod. | 7 | -6.0 | 7 | -2.85 | 1.3 | 21 | -10 | 22 | -1.08 | 2 | -8.0 | 2 | -5.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1 | -3.75 |
| Soybeans | 7 | -5.3 | 7 | -2.55 | 1.3 | 21 | -10 | 22 | -1.08 | 1 | -5.5 | 1 | -3.5 | 2.5 | -4.80 | 2.5 | -2.45 | 2.5 | -4.8 |
| Spring wheat, grain | 2 | -6.0 | 2 | -2.90 | 1.3 | 21 | -10 | 22 | -1.08 | 2 | -8.0 | 2 | -5.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1 | -3.75 |
| Spring wheat, North Plains | 2 | -6.0 | 2 | -2.90 | 1.3 | 21 | -10 | 22 | -1.08 | 2 | -8.0 | 2 | -5.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1 | -3.75 |
| Sugarbeets | 7 | -6.0 | 7 | -2.85 | 1.3 | 17 | -11 | 17 | -1.15 | 2 | -8.0 | 2 | -5.5 | 3.0 | -2.85 | 3.0 | -1.45 | 3 | -2.85 |
| Sugarcane, planting | 7 | -6.0 | 7 | -2.85 | 1.3 | 15 | -13 | 15 | -1.60 | 1 | -5.5 | 1 | -3.5 | 2.5 | -4.80 | 2.5 | -2.45 | 2.5 | -4.8 |
| Sugarcane, ratoon | 7 | -6.0 | 7 | -2.85 | 1.3 | 15 | -13 | 15 | -1.60 | 1 | -5.5 | 1 | -3.5 | 2.5 | -4.80 | 2.5 | -2.45 | 2.5 | -4.8 |
| Sunflower, seed prod. | 4 | -6.5 | 4 | -3.15 | 1.3 | 15 | -13 | 15 | -1.60 | 1 | -5.5 | 1 | -3.5 | 3.0 | -2.85 | 3.0 | -1.45 | 3 | -2.85 |
| Sunflowers | 4 | -6.5 | 4 | -3.15 | 1.3 | 15 | -13 | 15 | -1.60 | 1 | -5.5 | 1 | -3.5 | 3.0 | -2.85 | 3.0 | -1.45 | 3 | -2.85 |
| Triticale, grain | 2 | -6.0 | 2 | -2.90 | 1.3 | 17 | -11 | 17 | -1.15 | 2 | -8.0 | 2 | -5.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1 | -3.75 |
| Tobacco | 4 | -6.5 | 4 | -3.10 | 1.3 | 17 | -11 | 17 | -1.15 | 1 | -5.5 | 1 | -3.5 | 2.5 | -4.80 | 2.5 | -2.45 | 2.5 | -4.8 |
| Winter wheat, fallow | 2 | -6.0 | 2 | -2.90 | 1.3 | 21 | -10 | 22 | -1.08 | 2 | -8.0 | 2 | -5.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1 | -3.75 |
| Winter wheat, grain | 2 | -6.0 | 2 | -2.90 | 1.3 | 15 | -13 | 15 | -1.60 | 2 | -8.0 | 2 | -5.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1 | -3.75 |
| Winter wheat, North Plains | 2 | -6.0 | 2 | -2.90 | 1.3 | 17 | -11 | 17 | -1.15 | 2 | -8.0 | 2 | -5.5 | 1.0 | -3.75 | 1.0 | -1.75 | 1 | -3.75 |