Table 5. Effects of row-type (single, S, or twin, T) and seeding rate (SR, seed m-2) on seed protein, oil, fatty acids (g kg-1), sucrose (Suc), raffinose (Raff), stachyose (Stac), glucose (Glu), fructose (Fruc) (mg g-1), boron (B, mg kg-1), phosphorus (g kg-1), and iron (Fe, mg kg-1) in two soybean cultivars (94M80 and GP 533) in Sharkey clay soil.
| 2009 | 94M80 | |||||||||||||||
| SR | Protein | Oil | Palmitic | Stearic | Oleic | Linoleic | Linolenic | Suc | Raff | Stac | Glu | Fruc | B | P | Fe | |
| S | 20 | 418 | 229 | 102 | 44.8 | 275 | 524 | 59.9 | 9.3 | 7.5 | 45.7 | 15.8 | 0.84 | 25.6 | 2.9 | 48.9 |
| 30 | 429 | 233 | 105 | 44.3 | 274 | 523 | 57.5 | 11.9 | 7.6 | 44.5 | 23.5 | 0.79 | 26.3 | 2.8 | 45.5 | |
| 40 | 417 | 228 | 105 | 43.4 | 272 | 525 | 55.7 | 16.2 | 7.3 | 47.3 | 29.0 | 0.79 | 26.8 | 2.8 | 46.7 | |
| 50 | 415 | 229 | 106 | 45.3 | 279 | 509 | 59.6 | 12.0 | 7.5 | 45.4 | 12.8 | 0.86 | 26.7 | 2.9 | 45.5 | |
| LSD | 2.4 | 2.79 | 3.98 | 0.69 | 2.84 | 5.19 | 3.20 | 1.24 | 0.10 | 1.00 | 2.00 | 0.05 | 1.08 | 0.16 | 1.56 | |
| T | 20 | 413 | 245 | 107 | 44.3 | 283 | 502 | 72.2 | 7.6 | 7.6 | 43.7 | 15.8 | 0.82 | 33.3 | 3.6 | 56.4 |
| 30 | 424 | 243 | 110 | 43.9 | 279 | 499 | 73.3 | 15.0 | 7.5 | 44.7 | 21.5 | 0.86 | 36.6 | 3.6 | 56.8 | |
| 40 | 437 | 248 | 110 | 43.9 | 279 | 499 | 77.5 | 11.9 | 7.6 | 46.7 | 21.8 | 1.4 | 34.0 | 3.6 | 55.2 | |
| 50 | 418 | 247 | 106 | 44.7 | 284 | 484 | 84.7 | 14.2 | 7.4 | 47.0 | 23.5 | 1.3 | 33.7 | 3.7 | 56.5 | |
| LSD | 2.91 | 3.25 | 3.14 | 0.67 | 5.19 | 8.78 | 6.42 | 3.69 | 0.12 | 1.11 | 2.04 | 0.08 | 1.10 | 0.11 | 0.94 | |
| 2009 | GP533 | |||||||||||||||
| S | 20 | 425 | 210 | 103 | 45.3 | 234 | 510 | 98.1 | 13.3 | 5.5 | 28.6 | 20.3 | 1.0 | 39.5 | 2.8 | 54.7 |
| 30 | 428 | 209 | 108 | 45.7 | 234 | 510 | 107.3 | 17.5 | 5.4 | 29.7 | 26.5 | 1.0 | 43.0 | 2.9 | 55.9 | |
| 40 | 435 | 209 | 115 | 46.1 | 233 | 504 | 107.6 | 23.0 | 5.4 | 29.2 | 26.0 | 1.0 | 39.7 | 3.0 | 55.7 | |
| 50 | 427 | 211 | 114 | 43.7 | 234 | 502 | 111.7 | 23.3 | 5.3 | 31.4 | 24.8 | 1.0 | 39.8 | 3.0 | 55.0 | |
| LSD | 2.34 | 1.53 | 2.27 | 0.69 | 2.90 | 5.21 | 3.92 | 1.18 | 0.08 | 1.3 | 0.67 | 0.04 | 2.94 | 0.07 | 0.85 | |
| T | 20 | 427 | 219 | 103 | 44.9 | 226 | 514 | 100.1 | 17.5 | 5.3 | 33.1 | 26.8 | 1.3 | 42.3 | 4.6 | 64.5 |
| 30 | 428 | 218 | 118 | 46.1 | 231 | 504 | 104.6 | 22.9 | 5.3 | 30.9 | 31.0 | 1.6 | 45.0 | 4.3 | 64.2 | |
| 40 | 446 | 220 | 115 | 44.4 | 227 | 504 | 110.3 | 29.0 | 5.4 | 29.5 | 35.3 | 1.7 | 43.3 | 4.3 | 65.7 | |
| 50 | 436 | 220 | 112 | 44.0 | 228 | 516 | 106.8 | 29.0 | 5.5 | 29.8 | 32.8 | 1.1 | 43.2 | 4.6 | 66.7 | |
| LSD | 3.66 | 2.50 | 4.91 | 0.72 | 2.20 | 6.57 | 2.36 | 2.06 | 0.06 | 0.98 | 1.93 | 0.12 | 1.73 | 0.20 | 0.91 | |
| 2010 | 94M80 | |||||||||||||||
| S | 20 | 433 | 207 | 103 | 40.9 | 303 | 498 | 54.5 | 9.3 | 7.5 | 45.7 | 1.6 | 0.83 | 25.6 | 2.9 | 48.9 |
| 30 | 431 | 208 | 98 | 41.6 | 308 | 501 | 63.8 | 11.9 | 7.6 | 44.5 | 2.4 | 0.79 | 26.3 | 2.8 | 45.5 | |
| 40 | 427 | 206 | 105 | 40.9 | 307 | 497 | 54.2 | 16.2 | 7.3 | 47.3 | 2.9 | 0.79 | 26.8 | 2.8 | 46.7 | |
| 50 | 432 | 207 | 98 | 41.3 | 300 | 493 | 60.0 | 12.0 | 7.5 | 45.4 | 1.3 | 0.86 | 26.7 | 2.9 | 45.5 | |
| LSD | 2.49 | 1.67 | 1.87 | 0.28 | 6.41 | 4.50 | 2.60 | 1.20 | 0.10 | 0.97 | 0.20 | 0.05 | 1.10 | 0.16 | 1.60 | |
| T | 20 | 437 | 228 | 103 | 41.8 | 300 | 503 | 57.1 | 7.6 | 7.6 | 44.7 | 1.6 | 0.82 | 33.3 | 3.6 | 56.4 |
| 30 | 441 | 220 | 104 | 41.0 | 300 | 504 | 56.3 | 15.0 | 7.5 | 47.0 | 2.2 | 0.86 | 36.6 | 3.6 | 56.8 | |
| 40 | 436 | 223 | 107 | 42.3 | 297 | 506 | 61.7 | 11.9 | 7.6 | 43.7 | 2.2 | 1.43 | 34.0 | 3.6 | 55.2 | |
| 50 | 440 | 220 | 102 | 41.4 | 308 | 508 | 56.9 | 14.2 | 7.4 | 46.7 | 2.4 | 1.3 | 33.7 | 3.7 | 56.5 | |
| LSD | 2.60 | 1.50 | 1.70 | 0.34 | 5.70 | 8.70 | 2.40 | 3.70 | 0.12 | 1.10 | 0.20 | 0.08 | 1.10 | 0.11 | 0.94 | |
| 2010 | GP533 | |||||||||||||||
| S | 20 | 449 | 181 | 113 | 40.1 | 246 | 520 | 64.9 | 13.3 | 5.5 | 28.6 | 2.0 | 1.04 | 39.5 | 2.8 | 54.7 |
| 30 | 453 | 178 | 113 | 40.3 | 254 | 518 | 68.0 | 17.5 | 5.4 | 29.7 | 2.7 | 1.00 | 43.0 | 3.0 | 55.9 | |
| 40 | 450 | 179 | 113 | 40.8 | 253 | 527 | 68.5 | 23.0 | 5.4 | 29.2 | 2.6 | 1.03 | 39.7 | 2.9 | 55.7 | |
| 50 | 450 | 177 | 110 | 40.1 | 255 | 527 | 72.2 | 23.3 | 5.3 | 31.4 | 2.5 | 1.03 | 39.8 | 3.0 | 55.0 | |
| LSD | 1.40 | 2.30 | 1.90 | 0.25 | 6.50 | 2.70 | 2.70 | 1.18 | 0.08 | 1.10 | 0.07 | 0.04 | 2.90 | 0.07 | 0.85 | |
| T | 20 | 453 | 184 | 113 | 40.0 | 258 | 520 | 68.4 | 17.5 | 5.3 | 33.1 | 2.7 | 1.28 | 42.3 | 4.6 | 64.5 |
| 30 | 453 | 182 | 113 | 39.4 | 253 | 528 | 70.0 | 22.9 | 5.3 | 30.9 | 3.1 | 1.56 | 45.0 | 4.3 | 64.2 | |
| 40 | 451 | 186 | 114 | 40.1 | 252 | 527 | 66.9 | 29.0 | 5.4 | 29.5 | 3.5 | 1.70 | 43.3 | 4.3 | 65.7 | |
| 50 | 450 | 185 | 115 | 40.4 | 254 | 524 | 65.0 | 29.0 | 5.5 | 29.8 | 3.3 | 1.14 | 43.2 | 4.6 | 66.7 | |
| LSD | 1.90 | 1.40 | 1.60 | 0.38 | 6.30 | 4.60 | 3.80 | 2.10 | 0.06 | 1.00 | 0.19 | 0.12 | 1.70 | 0.20 | 0.91 |
The experiment was conducted in 2009 and 2010 in Stoneville, MS, USA.