Resistance level to major viruses and some diseases of ‘Gangseon’.
Variety | Virus |
Common scab resistance | Late blight resistance |
|||||||
---|---|---|---|---|---|---|---|---|---|---|
PVX | PVY | PLRV | Incidence rate |
Incidence index |
Resistance |
True | Field | |||
Gangseon | R | S | R | 61.9 | 1.8 | S | R | R | ||
Dejima | M | M | R | 74.2 | 2.2 | S | S | S |
zR: resistant, M: moderate, S: susceptible
yIncidence index: 0, No lesion; 1, lesion area is below 5%; 2, lesion area 5~10%; 3, lesion area 10~20%; 4, lesion area is above 20%
xIncidence rate = No. of contaminated tubers /No. of total tubers investigated×100