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Sweet Corn Disease NurseryStewart's Bacterial Wilt, Erwinia stewartii |
Table 2. Estimate of yield reductions due to Stewart's wilt.
| Reaction | Number of hybrids |
Stewart's rating |
Systemic infection (%) |
Percent Yield | ||
| range | mean | |||||
| R | (1-2) | 8 | 2.0-4.0 | 0-16 | 85-107 % | 99 % |
| MR | (3) | 12 | 2.0-5.4 | 1-51 | 53-114 | 91 |
| M | (4-6) | 24 | 3.5-6.0 | 3-61 | 51-107 | 85 |
| MS | (7) | 7 | 4.3-5.4 | 24-45 | 34-84 | 74 |
| S | (8-9) | 9 | 4.7-7.3 | 36-86 | 26-76 | 41 |
 Department of Crop SciencesCollege of Agricultural, Consumer, and Environmental SciencesUniversity of Illinois at Urbana-Champaign |
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