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TABLE 7. SCN Resistant Variety Performance in SCN Infested Fields 2018

Round-up Ready Varieties *

Variety Average of 6 Tests Average of 4 Tests Source of Resistance
(2016-2018) (2017-2018)
Days to Maturity Yield Index (%) Days to Maturity Yield Index (%)
B095D1 -- -- 109 83 PI 88788
B215Y1 117 127 117 116 PI 88788
B198T1 -- -- 118 130 PI 88788
B194Y1 118 133 119 118 PI 88788
B244N1 120 132 120 119 PI 88788
B270Y1 123 126 124 114 PI 88788
DS268V1 124 132 124 122 PI 88788
** Susceptible Yield Index is: 100% 100%
Susceptible Yield (RR): 3.16 T/ha 3.47 T/ha
46.9 bu/ac 51.5 bu/ac

Conventional Varieties

Variety Average of 6 Tests Average of 4 Tests Source of Resistance
(2016-2018) (2017-2018)
Days to Maturity Yield Index (%) Days to Maturity Yield Index (%)
OAC Prosper 114 125 114 135 PI 88788
B213C0 116 120 117 130 PI 88788
OAC Marvel 116 128 117 133 PI 88788
AAC 26-15 121 130 122 131 PI 88788
DKB26-61 -- -- 125 144 Peking
** Susceptible Yield Index is: 100%   100%  
Susceptible Yield (Conv): 2.86 T/ha   2.82 T/ha  
  42.5 bu/ac   41.8 bu/ac  

* Roundup Ready (RR) varieties, tested under a RR management system.

** Susceptible Yield Index is based on three high yielding susceptible varieties.

Test locations had moderate to high SCN infestations of 3,000 to 6,000 eggs/100g soil.


Yield vs. Maturity Graphs

  

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