Confectionary (Non-oil) Sunflower - 2005 Langdon Yield Days to Plant Test Harvest Seed over screen @ 10% moisture Average Brand Hybrid Bloom Mature Height Weight Moist. 22/64 20/64 18/64 2002 2003 2005 2 yr 3yr in lbs/bu % -----% over----- -------------------lbs/a----------------- CHS Sunflower RH316 75 123 82 24.2 21.6 87 7 1 -- -- 2792 -- -- CHS Sunflower RH112 75 125 74 23.6 23.7 79 16 4 -- -- 2937 -- -- CHS Sunflower RH312 76 125 74 20.3 21.0 94 5 1 -- -- 2435 -- -- CHS Sunflower RH9558 77 125 73 25.3 17.9 83 11 3 2846 2783 2951 2867 2860 Dahlgren D-9532 78 125 65 23.3 21.3 26 54 19 -- 2215 2827 2521 -- Dahlgren D-9530 75 127 68 24.3 16.0 50 33 15 3087 3340 3686 3513 3371 Interstate Seed 8048 76 125 71 24.7 22.4 56 33 10 2157 2127 2992 2559 2425 Mycogen Seeds 8C416 75 127 72 24.5 23.4 67 23 9 -- -- 2613 -- -- Mycogen Seeds 8C481 78 128 80 21.6 18.4 86 11 2 -- -- 3171 -- -- Proseed C9110 74 123 70 23.1 20.5 10 36 47 -- -- 2559 -- -- Red River Comm. 2214 73 128 74 22.9 20.2 83 14 2 -- -- 3102 -- -- Red River Comm. 2215 76 126 68 23.9 18.6 65 25 7 -- 3024 3570 3297 -- Red River Comm. 2216 76 127 69 24.4 22.1 79 13 5 -- -- 3343 -- -- Seeds 2000 Cougar 75 126 69 23.1 21.0 47 39 10 -- 2123 2957 2540 -- Seeds 2000 6946 76 126 68 23.3 23.6 16 44 35 2563 2647 2854 2751 2688 Triumph 757C 76 126 70 21.6 18.9 74 15 6 -- -- 2586 -- -- Triumph 767C 76 125 72 23.1 18.2 74 20 4 -- -- 2855 -- -- USDA 924 79 124 68 25.1 23.9 21 39 30 1950 1815 2414 2115 2060 Trial Mean 75.8 125.6 71.5 23.5 20.7 -- -- -- 2476 2494 2925 -- -- C.V. % 2.7 1.3 4.1 4.8 17.3 -- -- -- 11.6 10.7 9.1 -- -- LSD 5% NS 2.8 4.9 1.8 NS -- -- -- 478 448 440 -- -- Days to mature hybrid check: Hysun 311=126, SF270=126, PI6451 Planting Date: May 12 Harvest Date: October 21