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Plant Nutrient Content Database
Percent of biomass at 100 percent dry matter
Nutrient Composition of Selected Crops
| Crop / Condition |
Yield |
Yield Unit |
Nutrient Content, @ 100 % Dry Matter |
| Grain & Seed Crops |
Unit |
Weight (pounds) |
Nitrogen (percent) |
Phosphorus (percent) |
Potassium (percent) |
| Alfalfa, for seed |
Cwt. |
100 |
6.015 |
n/a |
n/a |
| Bahiagrass, for seed |
Cwt. |
100 |
n/a |
n/a |
n/a |
| Bentgrass, for seed |
Cwt. |
100 |
n/a |
n/a |
n/a |
| Birdsfoot Trefoil, for seed |
Cwt. |
100 |
n/a |
n/a |
n/a |
| Bromegrass, for seed |
Cwt. |
100 |
n/a |
n/a |
n/a |
| Crimson Clover, for seed |
Cwt. |
100 |
n/a |
n/a |
n/a |
| Kentucky Bluegrass, for seed |
Cwt. |
100 |
n/a |
n/a |
n/a |
| Ladino Clover, for seed |
Cwt. |
100 |
n/a |
n/a |
n/a |
| Lespedeza-Sericea, for seed |
Cwt. |
100 |
5.808 |
n/a |
n/a |
| Orchardgrass, for seed |
Cwt. |
100 |
n/a |
n/a |
n/a |
| Red Clover, for seed |
Cwt. |
100 |
5.966 |
n/a |
n/a |
| Redtop, for seed |
Cwt. |
100 |
n/a |
n/a |
n/a |
| Ryegrass, for seed |
Cwt. |
100 |
n/a |
n/a |
n/a |
| Sweetclover, for seed |
Cwt. |
100 |
6.486 |
n/a |
n/a |
| Timothy, for seed |
Cwt. |
100 |
n/a |
n/a |
n/a |
| Timothy, residue |
Lbs/Cwt. |
n/a |
n/a |
n/a |
n/a |
| Wheatgrass, for seed |
Cwt. |
100 |
n/a |
n/a |
n/a |
| White clover, for seed |
Cwt. |
100 |
0.000 |
n/a |
n/a |
Nutrient Composition of Selected Crops
| Crop / Condition |
Yield |
Yield Unit |
Nutrient Content, @ 100 % Dry Matter |
| Grain & Seed Crops |
Unit
| Weight (pounds)
| Nitrogen (percent)
| Phosphorus (percent)
| Potassium (percent)
|
| Barley, for grain (not incl. Pacific Coast) |
Bushels |
48 |
2.112 |
0.419 |
0.537 |
| Barley, for grain (Pacific Coast) |
Bushels |
48 |
1.643 |
0.376 |
0.580 |
| Barley, straw |
Lbs/Bu. |
72 |
0.683 |
0.096 |
1.794 |
| Barley-2 Row, for grain |
Bushels |
48 |
2.320 |
0.175 |
0.490 |
| Barley-2 Row, straw |
Lbs/Bu. |
72 |
0.688 |
0.080 |
2.110 |
| Buckwheat (ordinary varieties), for grain |
Bushels |
50 |
1.965 |
0.361 |
0.510 |
| Buckwheat (ordinary varieties), straw |
Lbs/Bu. |
n/a |
0.759 |
0.101 |
2.619 |
| Canola, for seed |
Bushels |
50 |
3.889 |
0.620 |
0.980 |
| Canola, residue |
Lbs/Bu. |
n/a |
0.560 |
n/a |
n/a |
| Corn-Popcorn, for grain |
Bushels |
50 |
2.047 |
0.328 |
n/a |
| Corn-Popcorn, residue (mature, ears removed, dry) |
Lbs/Bu. |
56 |
0.970 |
0.100 |
1.522 |
| Corn-Yellow Dent (grade #1), for grain |
Bushels |
56 |
1.643 |
0.317 |
0.344 |
| Corn-Yellow Dent, residue |
Lbs/Bu. |
56 |
0.983 |
0.100 |
1.504 |
| Cotton, seeds with lint |
Bales |
500 |
3.296 |
0.410 |
0.490 |
| Cotton, seeds w/o lint |
n/a |
n/a |
3.794 |
0.735 |
1.179 |
| Cotton, lint w/o seeds |
n/a |
n/a |
0.192 |
n/a |
n/a |
| Cotton, residue |
Lbs/Bale |
n/a |
0.986 |
n/a |
n/a |
| Flax, for seed |
Cwt. |
100 |
3.697 |
0.566 |
0.844 |
| Flax, residue |
Lbs/Cwt. |
n/a |
1.058 |
0.084 |
1.741 |
| Millet-Foxtail, for grain |
Bushels |
n/a |
2.080 |
0.344 |
0.349 |
| Millet-Foxtail, residue |
Lbs/Bu. |
n/a |
0.678 |
n/a |
1.600 |
| Millet-Pearl, for grain |
Bushels |
n/a |
2.216 |
0.250 |
0.390 |
| Millet-Pearl, residue |
Lbs/Bu. |
n/a |
0.678 |
n/a |
1.600 |
| Millet-Proso, for grain |
Bushels |
n/a |
2.069 |
0.335 |
0.479 |
| Millet-Proso, residue |
Lbs/Bu. |
n/a |
0.678 |
n/a |
1.600 |
| Milo, for grain |
Bushels |
n/a |
1.885 |
0.326 |
0.371 |
| Milo, residue |
Lbs/Bu. |
n/a |
0.676 |
0.140 |
0.450 |
| Oats, for grain (not incl. Pacific coast) |
Bushels |
32 |
2.048 |
0.369 |
0.464 |
| Oats, straw (not incl. Pacific coast) |
Lbs/Bu. |
64 |
0.708 |
0.085 |
2.389 |
| Oats, for grain (Pacific Coast) |
Bushels |
32 |
1.588 |
0.168 |
0.420 |
| Oats, straw (Pacific Coast) |
Lbs/Bu. |
64 |
0.735 |
0.100 |
2.227 |
| Peanuts, for nuts (w/ hulls) |
Pounds |
1 |
4.290 |
0.350 |
0.561 |
| Peanuts, vines ( w/o nuts, good quality) |
Lbs/Lb. |
n/a |
1.643 |
0.143 |
0.138 |
| Rice, for grain |
Bushels |
45 |
1.407 |
0.330 |
0.453 |
| Rice, residue |
Lbs/Bu. |
104 |
0.704 |
0.091 |
1.477 |
| Rye, for grain |
Bushels |
60 |
2.168 |
0.372 |
0.519 |
| Rye, straw |
Lbs/Bu. |
90 |
0.503 |
0.094 |
0.970 |
Nutrient Composition of Selected Crops
| Crop / Condition |
Yield |
Yield Unit |
Nutrient Content, @ 100 % Dry Matter |
| Grain & Seed Crops |
Unit |
Weight (pounds) |
Nitrogen (percent) |
Phosphorus (percent) |
Potassium (percent) |
| Sorghum, for grain (combine type) |
Bushels |
56 |
1.959 |
0.352 |
0.415 |
| Sorghum, residue (combine type) |
Lbs/Bu. |
56 |
0.768 |
0.115 |
1.010 |
| Sorghum-Sudan, for grain |
Bushels |
n/a |
1.643 |
n/a |
n/a |
| Sorghum-Sudan, residue |
Lbs/Bu. |
n/a |
n/a |
n/a |
n/a |
| Soybeans, for grain |
Bushels |
60 |
6.535 |
0.659 |
1.542 |
| Soybeans, residue |
Lbs/Bu. |
75 |
0.786 |
0.059 |
0.572 |
| Spelt, for grain |
Bushels |
n/a |
2.128 |
0.420 |
n/a |
| Spelt, residue |
Lbs/Bu. |
n/a |
0.528 |
n/a |
n/a |
| Sunflower, for seeds (w/ hulls) |
Pounds |
1 |
3.066 |
0.626 |
0.719 |
| Sunflower, residue |
Lbs/Lb. |
n/a |
n/a |
n/a |
n/a |
| Triticale, for grain |
Bushels |
n/a |
3.016 |
0.340 |
0.570 |
| Triticaale, residue |
Lbs/Bu. |
n/a |
n/a |
n/a |
n/a |
| Wheat-Durum, for grain |
Bushels |
60 |
2.432 |
0.423 |
0.503 |
| Wheat-Durum, straw |
Lbs/Bu. |
90 |
0.611 |
0.064 |
1.174 |
| Wheat-Hard Red Spring, for grain |
Bushels |
60 |
2.602 |
0.428 |
0.407 |
| Wheat-Hard Red Spring, straw |
Lbs/Bu. |
90 |
0.611 |
0.064 |
1.174 |
| Wheat-Hard Red Winter, for grain |
Bushels |
60 |
2.304 |
0.435 |
0.487 |
| Wheat-Hard Red Winter, straw |
Lbs/Bu. |
90 |
0.611 |
0.064 |
1.174 |
| Wheat-Soft Red Winter, for grain |
Bushels |
60 |
1.905 |
0.374 |
0.453 |
| Wheat-Soft Red Winter, straw |
Lbs/Bu. |
90 |
0.611 |
0.064 |
1.174 |
Nutrient Composition of Selected Crops
| Crop / Condition |
Yield |
Yield Unit |
Dry Matter |
Nutrient Content, Wet Basis (Lbs/Yield Unit) |
| Grain & Seed Crops |
Unit |
Weight (pounds) |
Typical Value (percent) |
Nitrogen (pounds) |
Phosphorus (Pounds) |
Potassium (pounds) |
| Beans-Kidney, for seed |
Cwt. |
100 |
89.25 |
3.557 |
0.396 |
0.952 |
| Beans-Kidney, residue |
Lbs/Cwt. |
n/a |
87.00 |
n/a |
n/a |
n/a |
| Beans-Lima, for seed |
Cwt. |
100 |
90.03 |
2.858 |
0.367 |
1.670 |
| Beans-Lima, residue |
Lbs/Cwt. |
n/a |
89.05 |
n/a |
n/a |
n/a |
| Beans-Navy, for seed |
Cwt. |
100 |
89.63 |
3.611 |
0.545 |
1.284 |
| Beans-Navy, residue |
Lbs/Cwt. |
n/a |
89.07 |
n/a |
n/a |
n/a |
| Corn-Sweet Corn, ears w/ husks (mature) |
Cwt. |
100 |
37.80 |
1.225 |
n/a |
n/a |
| Corn-Sweet Corn, residue |
Lbs/Cwt. |
n/a |
90.60 |
n/a |
n/a |
n/a |
| Cowpeas, for seed |
n/a |
n/a |
89.35 |
n/a |
n/a |
n/a |
| Cowpeas, residue |
n/a |
n/a |
91.25 |
n/a |
n/a |
n/a |
| Peas-Field, for seed |
Pounds |
1 |
90.98 |
0.040 |
0.004 |
0.012 |
| Peas-Field, residue |
Lbs/Lb. |
n/a |
88.80 |
n/a |
n/a |
n/a |
| Peas-Green, for seeds (mature, w/o pods) |
Tons |
2000 |
89.27 |
75.410 |
8.213 |
18.389 |
| Peas-Green, residue |
Lbs/Ton |
n/a |
86.50 |
n/a |
n/a |
n/a |
| Peas-Southern, for seed |
n/a |
n/a |
n/a |
n/a |
n/a |
n/a |
| Peas-Southern, residue |
n/a |
n/a |
n/a |
n/a |
n/a |
n/a |
| Safflower, for seed |
n/a |
n/a |
92.40 |
n/a |
n/a |
n/a |
| Safflower, residue |
n/a |
n/a |
n/a |
n/a |
n/a |
n/a |
| Sesame, for seed |
n/a |
n/a |
92.67 |
n/a |
n/a |
n/a |
| Sesame, residue |
n/a |
n/a |
n/a |
n/a |
n/a |
n/a |
Nutrient Composition of Selected Crops
| Crop / Condition |
Yield |
Yield Unit |
Nutrient Content, @ 100 % Dry Matter |
| Forage & Silage Crops |
Unit |
Weight (pounds) |
Nitrogen (percent) |
Phosphorus (percent) |
Potassium (percent) |
| Alfalfa, for hay (sun cured) |
Tons |
2,000 |
2.789 |
0.261 |
2.119 |
| Alfalfa, aerial part (fresh, early bloom) |
Tons |
2,000 |
3.402 |
0.293 |
2.718 |
| Alfalfa-Smooth Brome, for hay (sun cured) |
Tons |
2,000 |
2.418 |
0.271 |
1.898 |
| Alfalfa-Smooth Brome, aerial part (fresh) |
Tons |
2,000 |
3.322 |
0.311 |
2.800 |
| Alfalfa-Orchardgrass, for hay (sun cured) |
Tons |
2,000 |
2.480 |
0.268 |
n/a |
| Alfalfa-Orchardgrass, aerial part (fresh) |
Tons |
2,000 |
n/a |
0.520 |
n/a |
| Alfalfa-Timothy, for hay (sun cured) |
Tons |
2,000 |
2.173 |
0.633 |
2.160 |
| Alfalfa-Timothy, aerial part (fresh, 50% alfalfa) |
Tons |
2,000 |
3.365 |
0.369 |
2.239 |
| Barley for hay (sun cured) |
Tons |
2,000 |
1.418 |
0.261 |
1.489 |
| Barley, aerial part (fresh) |
Tons |
2,000 |
3.162 |
0.378 |
2.035 |
| Bermudagrass, for hay (sun cured) |
Tons |
2,000 |
1.375 |
0.190 |
1.550 |
| Bermudagrass, aerial part (fresh) |
Tons |
2,000 |
1.878 |
0.193 |
1.958 |
| Bluegrass, for hay (sun cured) |
Tons |
2,000 |
1.438 |
0.213 |
1.726 |
| Bluegrass, aerial part (Fresh) |
Tons |
2,000 |
2.914 |
0.430 |
1.954 |
| Bluegrass-Kentucky, for hay (sun cured) |
Tons |
2,000 |
1.602 |
0.377 |
1.922 |
| Bluegrass-Kentucky, aerial part (fresh) |
Tons |
2,000 |
2.603 |
0.397 |
1.968 |
| Bluestem, for hay (sun cured) |
Tons |
2,000 |
0.896 |
n/a |
n/a |
| Bluestem, aerial part (fresh) |
Tons |
2,000 |
1.346 |
0.147 |
1.349 |
| Brome, for hay (sun cured) |
Tons |
2,000 |
1.531 |
0.160 |
1.640 |
| Brome, aerial part (fresh) |
Tons |
2,000 |
2.144 |
0.285 |
2.190 |
| Brome-Smooth, for hay (sun cured) |
Tons |
2,000 |
2.027 |
0.231 |
2.204 |
| Brome-Smooth, aerial part (fresh) |
Tons |
2,000 |
2.544 |
0.320 |
3.160 |
| Canarygrass-Reed, for hay (sun cured) |
Tons |
2,000 |
1.701 |
0.283 |
2.990 |
| Canarygrass-Reed, aerial part (fresh) |
Tons |
2,000 |
2.424 |
0.330 |
3.640 |
| Clover-Alsike, for hay (sun cured) |
Tons |
2,000 |
2.234 |
0.255 |
2.481 |
| Clover-Alsike, aerial part (fresh) |
Tons |
2,000 |
2.922 |
0.286 |
2.700 |
| Clover-Crimson, for hay (sun cured) |
Tons |
2,000 |
2.646 |
0.245 |
2.759 |
Nutrient Composition of Selected Crops
| Crop / Condition |
Yield |
Yield Unit |
Nutrient Content, @ 100 % Dry Matter |
| Forage Crops |
Unit |
Weight (pounds) |
Nitrogen (percent) |
Phosphorus (percent) |
Potassium (percent) |
| Clover-Crimson, aerial part (fresh) |
Tons |
2,000 |
2.777 |
0.292 |
2.431 |
| Clover-Ladino, for hay (sun cured) |
Tons |
2,000 |
3.439 |
0.329 |
2.431 |
| Clover-Ladino, aerial part (fresh) |
Tons |
2,000 |
3.942 |
0.410 |
1.949 |
| Clover-Red, for hay (sun cured) |
Tons |
2,000 |
2.508 |
0.262 |
1.887 |
| Clover-Red, aerial part (fresh) |
Tons |
2,000 |
2.860 |
0.265 |
2.372 |
| Clover-White, for hay (sun cured) |
Tons |
2,000 |
3.089 |
0.352 |
2.250 |
| Clover-White, aerial part (fresh) |
Tons |
2,000 |
4.256 |
0.474 |
2.221 |
| Clover-Red+Grass, for hay (sun cured) |
Tons |
2,000 |
2.272 |
0.230 |
1.420 |
| Clover-Red+Grass, aerial part (fresh) |
Tons |
2,000 |
n/a |
n/a |
n/a |
| Clover-Ladino+Grass, for hay (sun cured) |
Tons |
2,000 |
2.918 |
0.228 |
1.963 |
| Clover-Ladino+Grass, aerial part (fresh) |
Tons |
2,000 |
2.800 |
0.400 |
0.000 |
| Corn, aerial part, for silage (milk stage) |
Tons |
2,000 |
1.419 |
0.240 |
1.465 |
| Corn, aerial part, for silage (dough stage) |
Tons |
2,000 |
1.248 |
0.185 |
1.040 |
| Corn, aerial part, for silage (mature) |
Tons |
2,000 |
1.295 |
0.378 |
1.036 |
| Fescue, for hay (sun cured) |
Tons |
2,000 |
1.511 |
n/a |
n/a |
| Fescue, aerial part (fresh) |
Tons |
2,000 |
1.162 |
0.250 |
n/a |
| Fescue-Ky31, for hay (sun cured) |
Tons |
2,000 |
n/a |
n/a |
n/a |
| Fescue-Ky31, aerial part (fresh) |
Tons |
2,000 |
2.336 |
0.370 |
n/a |
| Grass, for hay (cun cured) |
Tons |
2,000 |
1.519 |
0.219 |
1.450 |
| Grass, aerial part (fresh) |
Tons |
2,000 |
2.504 |
0.257 |
1.970 |
| Oats, for hay (sun cured) |
Tons |
2,000 |
1.440 |
0.234 |
1.261 |
| Oats, aerial part (fresh) |
Tons |
2,000 |
2.120 |
0.120 |
1.890 |
| Orchardgrass, for hay (sun cured) |
Tons |
2,000 |
1.714 |
0.253 |
2.799 |
| Orchardgrass, aerial part (fresh) |
Tons |
2,000 |
2.508 |
0.284 |
2.635 |
| Peanuts, for hay (sun cured) |
Tons |
2,000 |
1.937 |
0.160 |
1.380 |
| Peanuts, for hay (sun cured, w/ nuts) |
Tons |
2,000 |
2.331 |
0.157 |
0.922 |
| Peanuts, for hay (sun cured, w/o nuts) |
Tons |
2,000 |
1.747 |
0.187 |
1.380 |
Nutrient Composition of Selected Crops
| Crop / Condition |
Yield |
Yield Unit |
Nutrient Content, @ 100 % Dry Matter |
| Forage Crops |
Unit |
Weight (pounds) |
Nitrogen (percent) |
Phosphorus (percent) |
Potassium (percent) |
| Rye, for hay (sun cured) |
Tons |
2000 |
1.265 |
0.214 |
1.238 |
| Rye, aerial part (fresh) |
Tons |
2000 |
3.222 |
0.411 |
3.120 |
| Ryegrass, for hay (sun cured) |
Tons |
2000 |
1.474 |
0.291 |
2.185 |
| Ryegrass, aerial part (fresh) |
Tons |
2000 |
1.863 |
0.282 |
2.549 |
| Sorghum, aerial part (fresh) |
Tons |
2000 |
1.368 |
0.240 |
2.510 |
| Sorghum-Sudan, aerial part (fresh) |
Tons |
2000 |
2.037 |
0.377 |
2.267 |
| Soybeans, for hay (sun cured) |
Tons |
2000 |
2.524 |
0.247 |
3.317 |
| Soybeans, aerial part (fresh) |
Tons |
2000 |
2.940 |
0.283 |
0.919 |
| Sweetclover, for hay (sun cured) |
Tons |
2000 |
2.607 |
0.273 |
1.653 |
| Sweetclover, aerial part (fresh) |
Tons |
2000 |
2.929 |
0.180 |
1.650 |
| Timothy, for hay (sun cured) |
Tons |
2000 |
1.178 |
0.174 |
1.629 |
| Timothy, aerial part (fresh) |
Tons |
2000 |
1.995 |
0.307 |
2.343 |
| Trefoil-Birdsfoot, for hay (sun cured) |
Tons |
2000 |
2.517 |
0.227 |
1.887 |
| Trefoil-Birdsfoot, aerial part (fresh) |
Tons |
2000 |
3.163 |
0.240 |
2.787 |
| Turnip, aerial part (fresh) |
Tons |
2000 |
3.298 |
0.423 |
3.015 |
| Vetch, for hay (sun cured) |
Tons |
2000 |
3.466 |
0.347 |
2.245 |
| Vetch, aerial part (fresh) |
Tons |
2000 |
3.256 |
0.343 |
2.500 |
| Wheat, for hay (sun cured) |
Tons |
2000 |
1.251 |
0.197 |
1.204 |
| Wheat, aerial part (fresh) |
Tons |
2000 |
3.236 |
0.356 |
3.500 |
| Wheatgrass, for hay (sun cured) |
Tons |
2000 |
1.280 |
0.070 |
n/a |
| Wheatgrass, aerial part (fresh) |
Tons |
2000 |
1.392 |
n/a |
n/a |
| Wheatgrass-Crested, for hay (sun cured) |
Tons |
2000 |
1.528 |
0.150 |
n/a |
| Wheatgrass-Crested, aerial part (fresh) |
Tons |
2000 |
1.872 |
0.140 |
1.720 |
| Switchgrass, aerial part (fresh) |
Tons |
2000 |
0.944 |
0.090 |
n/a |
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