Variety Trials 2007 Variety Trials 2007 All trials listed below were transplanted under dry soil conditions and plant stand and vigor were affected. Some black shank pressure was evident at the Coldstream Farm d t th P lC F i Cli t C Bl k Sh k and at the Paul Conner Farm in Clinton Co. Black Shank appeared to be predominately race 0 early in the season at the Clinton Co. site due to the response of varieties with high race 0 resistance However that changed as the high race 0 resistance. However, that changed as the season progressed and only those varieties with sufficient race 1 resistance were able to handle the pressure. Although conditions were harsh tobacco handled Although conditions were harsh, tobacco handled the conditions well producing high yields in all but the most severe cases.
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Variety Trials 2007Variety Trials 2007 · H404 HB04P KT200 KT204 KT206 N7371 NC6 NC7 R304 TN90 LSD Conditions – Severe Drought Stress. Burleyyg Tobacco Plant Vigor – Late Season
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Variety Trials 2007Variety Trials 2007
All trials listed below were transplanted under dry soil conditions and plant stand and vigor were affected. Some black shank pressure was evident at the Coldstream Farm
d t th P l C F i Cli t C Bl k Sh kand at the Paul Conner Farm in Clinton Co. Black Shank appeared to be predominately race 0 early in the season at the Clinton Co. site due to the response of varieties with high race 0 resistance However that changed as thehigh race 0 resistance. However, that changed as the season progressed and only those varieties with sufficient race 1 resistance were able to handle the pressure.
Although conditions were harsh tobacco handledAlthough conditions were harsh, tobacco handled the conditions well producing high yields in all but the most severe cases.
Yield Ranking of Varieties f E h f 4 T i lfor Each of 4 Trials
Locations: Clinton, Fayette, Shelby & Woodford (* in only 1 trial)
Variety Vigor: Mid Seasony gUK Coldstream Farm
100
708090
100
40506070
%
0102030
0
Stand 87 83 90 96 98 90 94 88 98 76 13.6
H404 HB04P KT200 KT204 KT206 N 7371 NC 6 NC 7 R 307 TN 90 LSD
Effect of Resistance & RidomilEffect of Resistance & RidomilBl k Sh k f B l T bBl k Sh k f B l T bon Black Shank of Burley Tobaccoon Black Shank of Burley Tobacco
Clinton Co. Clinton Co. –– Paul Conner FarmPaul Conner FarmLSD=22 4
LSD=34.3
LSD=22.4
Ridomil Gold EC applied at‐planting as a broadcast spray
Effect of Resistance & RidomilEffect of Resistance & RidomilBl k Sh k f B l T bBl k Sh k f B l T bon Black Shank of Burley Tobaccoon Black Shank of Burley Tobacco
Clinton Co. Clinton Co. –– Paul Conner FarmPaul Conner Farm
Ridomil Gold EC applied at‐planting as a broadcast spray
V i ti T t dV i ti T t d12 Burley varieties tested in 12 Burley varieties tested in randomized complete block design randomized complete block design with 4 replicationswith 4 replications
2007 Burley Variety TrialUKREC Princeton KYUKREC, Princeton, KY
Grade Index*Grade Index**Grade Index is numerical representation of grades received for tobacco.*Grade Index is numerical representation of grades received for tobacco.p gp g
0)
LSD0.05 = 5.1
ex (
0-10
0ra
de I
nde
Gr
2007 Burley Variety TrialUKREC Princeton KYUKREC, Princeton, KY
Gross Revenue*Gross Revenue**Gross Revenue/A based on 2004 USDA price support for Type 31 burley *Gross Revenue/A based on 2004 USDA price support for Type 31 burley