Docstoc

2009_akron_conf

Document Sample
2009_akron_conf Powered By Docstoc
					2009 Dryland Confection Sunflower Variety Performance Trial at Akron
                                                                                                                  Seed Size
                                                                                                                                    Through
                                              Grain    Test           Plant         Plant        Above   23/64 to 21/64 to 19/64 to 16/64 to
Company               Hybrid       Yield     Moisture Weight          Height     Population      24/64    22/64    20/64    16/64    below
                                   lb/ac        %     lb/bu           inches      plants/ac        %         %       %        %         %
Triumph               777C         1154        12.6    17.8             65         12534          4.0       9.0     16.4     59.2     11.4
Croplan Genetics      179          1038        11.9    17.3             67         12827          5.8      16.8     28.0     47.2      2.2
Mycogen Seeds         8C451         949        11.0    17.3             69         11803          2.0      12.2     19.6     53.4     12.8
Average                            1047        11.8    17.5             67         12388           4        13       21       53        9
There were no statistical differences among hybrids for yield.
Experimental Design: randomized complete block with 4 replications
Plot size: 5' x 31'
Site Information
Collaborator: USDA Central Great Plains Research Station at Akron (Dr. Merle Vigil, Director).
Soil type: Weld silt loam/Keith Kuma Complex
Previous crop: spring barley
Planting Date: 6/19/2009
Seeding Rate: 14,000 seeds/ac
Fertilization: N 40 lb/ac
Herbicide: Spartan, Roundup
Harvest Date: 10/27/2009
Yields corrected to 10% moisture
            Seed Size

            Variety        Over 24        23        22 23 to 22            21        20 21 to 20
                      27           2        5       7.2      12.2          12        7.6      19.6
                      57           4      2.8       6.2         9          9.4         7      16.4
                      10         5.8      7.8         9      16.8          8.6      19.4        28




            2009 Irrigated Confection Sunflower Variety Performance Trial at Akron
                                   Seed Size
                                                                                 Through
                                     Above    23/64 to 21/64 to 19/64 to 16/64 to
Hybrid      Variety     Plot #       24/64      22/64       20/64     16/64       below

8C451               13               27     2      12.2       19.6       53.4       12.8
777C                14               57     4         9       16.4       59.2       11.4
         179        15               10   5.8      16.8         28       47.2        2.2
             Average                      3.9      35.3       39.2       74.5        8.8
 19     16 19 to 16 Through 16 and below
 18    35.4      53.4    12.8
19.2    40       59.2    11.4
17.8   29.4      47.2     2.2        100

				
DOCUMENT INFO