Oakes Irrigation Research Site
Carrington Research Extension Center * North Dakota State University
P.O. Box 531, Oakes, ND 58474-0531, Phone: (701) 742-2744, FAX: (701) 742-2700, E-mail: Walter.Albus@ndsu.edu
Table 1. Onion hybrid performance trial at the Oakes Irrigation Research Site in 2010.
Seed Maturity Half Single Total
Hybrid Source Days Down1 > 4" 3 to 4" 2 to 3" 1 to 2" Total Culls Center2 Bulbs
---------------------------------cwt------------------------------- % /ac
Stanley SO   8/23 5 172 268 71 516 6 30 154702
Livingston SO   8/23 0 178 209 60 447 19 40 129479
Marco SO   8/8 0 69 120 49 238 7 38 93206
Polo SO   8/24 0 209 247 40 496 6 70 136445
4012 NZ   8/19 19 385 167 19 590 7 68 116507
37-64 NZ   8/24 0 192 220 62 473 6 30 134283
Maverick NZ   9/4 38 457 143 16 654 13 53 115546
Pulsar NU 118 8/11 8 333 186 28 555 9 65 126116
Nebula NU 100 8/19 0 310 226 35 571 5 73 138607
Infinity NU 120 8/20 26 366 212 26 630 3 83 136205
Granero NU   8/25 9 423 178 26 635 14 60 133082
Marquette SM   8/23 5 207 234 57 503 20 80 142210
De Soto SM   8/13 0 51 90 60 201 3 53 90083
La Salle SM   8/13 0 78 160 57 296 1 68 104256
Vespucci SM   8/23 8 197 182 46 433 2 53 114585
Hamlet SM   8/23 6 60 152 70 288 4 60 109781
Cyprus SM   8/28 0 37 97 57 191 5 48 78552
Patterson BE   8/23 0 149 195 43 388 4 63 112663
Gunnison BE 105 8/13 3 297 190 36 525 2 68 130440
Tamara BE 118 8/18 0 255 224 38 517 6 53 130680
Crockett BE 112 8/28 15 319 159 23 504 16 60 141970
Talon BE 110 8/16 2 246 207 33 488 6 58 126116
Delgado BE 115 8/29 16 379 111 19 524 64 18 106898
Calibra BE 115 8/22 11 311 194 34 550 53 15 132602
Sedona BE 110 8/26 0 449 172 20 650 12 50 127076
Mean       7 245 182 41 475 12 54 122483
CV% 139 25 23 24 18 75 27 9
LSD.05       13 87 59 14 119 13 2 16314
1Days from planting to when half the onion tops have fallen over. This is an indication of maturity.
2Percent of onions with single centers from ten large onions selected at random.
Planting Date = April 15; Harvest Date = September 16; Previous Crop = Soybean.
Fertilizer rate lb/acre = 148 N, 43 P2O5, 53 K2O, 21 S; Irrigation = 11.3 inches
Detailed material and methods
Oakes Irrigation Research Site
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