| 2008 seeding of Alfalfa Yield Trial for Potato Leafhopper Resistant Varieties | ||||||||
| Conducted at South Charleston, OH | ||||||||
| Total | % of Susceptible | |||||||
| Variety | 7/2/08 | 8/11/08 | 9/8/08 | 2008 | Checka | Injuryb | Marketer | |
| 8/11/08 | ||||||||
| 53H92 | 0.27 | 0.64 | 0.32 | 1.21 | 135* | 2.0 | Pioneer | |
| EverGreen 3 | 0.14 | 0.59 | 0.27 | 0.98 | 109* | 2.5 | NK Brand Seeds | |
| 6426 | 0.10 | 0.57 | 0.29 | 0.97 | 108* | 2.3 | Garst | |
| AmeriStand 404LH | 0.03 | 0.63 | 0.26 | 0.87 | 97 | 1.8 | America's Alfalfa | |
| Susceptible checks** | 0.11 | 0.52 | 0.25 | 0.90 | -- | 4.5 | ||
| Yield is expressed as tons dry matter/acre | ||||||||
| * Varieties not significantly different from highest value in column. | ||||||||
| ** Susceptible check varieties were Vernal, DK 140 and 5454 | ||||||||
| a The % yield improvement over the yield of susceptible check varieties. | ||||||||
| b Potato leafhopper injury rated from 1 = no visible injury to 5 = most severe injury. | ||||||||