Extension/Research Information

1999 Ohio Forage Performance Trials

Ohio State University Extension
Ohio Agricultural Research and Development Center
The Ohio State University

Horticulture and Crop Science
Series 195
December 1999


Table 13 - Potato Leafhopper Resistant Trial - Jackson, Ohio

Ohio, Jackson, Sown 8-20-98
Variety
1999
Relative Yield
1999
% Stand
17-May 1-Jul 10-Aug 16-Sep Total
Commercial Seed:
Tons Dry Matter/Acre
% mean
5/10/99
54H69
1.87
0.88
0.51
0.75
4.03
107
87
Susceptible Check
1.65
0.89
0.52
0.87
3.95
105
85
DK131HG
1.61
0.87
0.47
0.85
3.79
100
87
PLH40*
1.63
0.83
0.45
0.72
3.62
96
90
Cleansweep
1.69
0.77
0.45
0.62
3.50
93
90
Mean
1.69
0.85
0.48
0.76
3.78
--
88
LSD 0.05
ns
ns
ns
0.14
ns
--
ns
CV %
11.56
7.68
11.44
9.45
6.05
--
6.25
no. of harvests
4
* Variety tested using experimental seed that may not give performance identical to that of commercially available seed.
Drill seeded with presswheels at 16 lb/a.
Monogahela silt loam, pH = 6.3, P = 150lb/a,K = 534 lb/a, CEC = 9 (10/99).
No fertilization required in reference to the soil analysis
No insecticide applied.
* Irrigation (1") applied after the third cutting due to extemely dry weather.



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