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<br />:,outhwestern Colorado Alfalfa Variety Trial at Yellow Jacket <br />Page 3 of 4 <br />The combined 4-year total yield (2001, 2002, 2003, and 2004) for each alfalfa variety shows that the 12 <br />highest yielding varieties were not statistically different at the 4.30 significance level. There were <br />significant differences for each cutting and total yields for each year except for the second cutting in <br />2001. Itaager, the check variety, was the lowest yielding variety in each year. <br />~jcknoti+ledeements - <br />We thank 7eny Mahaffey, Southwestern Colorado Research Center staff member; for his assistance in <br />planting;, irrigating, and harvesting the alfalfa variety trial. <br />e~fe~ea~ <br />Colorado Agricultural Statistics Service. 2003. Colorado agricultural statistics. Nat'l Agric. Statistics <br />Service and Colorado Dep. of Agric., Lakewood, CO. <br />Table 4. Furage yields of 20 alfalfa varieties at Yellow Jacket in 2004.1 <br /> 1st Cut Znd Cut 3rd Cnt 2004 4-Yr <br />Variety Brand/Sourcc 6110/04 8/4/04 10/15/04 Total Total <br /> ~.___- __----- ---tons/acre2 ----- ----~-- ------ <br /> <br />ZG 965DA` ADI Alfalfa 3.47 2.37 1.28 ~ 7.12 28.48 <br />Millennia IFA 3.37 2.37 I.3G 7.12 28.31 <br />Barnlfa 54 Bsironbrug USA 3.53 2.28 1.15 G.96 28.21 <br />Forecasr. 1001 Dairyland Seed Co. , 3.49 2.46 131 7.26 28.13 <br />Magnum V Dairyland Seed Co. 3.31 229 1.18 6.78 28.04 <br />WL 327 Germain's Seed 320 2.36 1.35 6.91 28.03 <br />Pro Gm MBS Genetics 3.41 2.36 1.24 7.00 27.78 <br />DK 134 DeKalb ,' 3.2G 2.30 L28 6.84 27.75 <br />Focus H:SN Arkansas Valley Sccds 331 227 1.24 6.83 27.63 <br />Geneva Novartis Seeds 3.52 2.42 1.40 7.33 27.55 <br />DK 142 DeICalb 3.27 _ 2.27 127 ti.82 27.A8 <br />DK 143' DeKalb 3.49 228 1.25 7.01 27.47 <br />Award AsgrowSeerlCo. 3.di 2.28 1.26 G.95 27.24 <br />Archer 1:1 America's Alfalfa 331 2.25 1.21 6.77 26.94 <br />Aspire Asgroiv Seed Co. 3.12 2.19 l..i 1 6.G3 26.90 <br />AmerlGraze 40 L+Z Ame,ric~'s Alfnlfa 321 2.31 1.31 6.83 26.22 <br />Z)C 9652• ABI Alfalfa 3.07 224 ~ ~ 1. l9 6.50 25.99 <br />Abound Asgrow Seed Co. 3.28 224 t.20 6.73 25.83 <br />VJL 325HQ Germain's Seed 3.18 2.11 1.08 '6.37 ' 25.69 <br />ltanocr Public 2.88 1.89 0.G8 5.45 21.27 <br />Average: 3.30 2.26 123 G.81 27.05 <br />CV% 6.40 4.94 7.15 4.55 5.23 <br />1SD(osol 0.16 0.08 0.06 0.23 1.05 <br />Mr. Jim Boyd fra~m MRCS said he thought the WL325HQ and WL357HQ might be good choices. <br />