BioMed Research International / 2014 / Article / Tab 2

Research Article

Molecular Characterization and Screening for Sheath Blight Resistance Using Malaysian Isolates of Rhizoctonia solani

Table 2

IRRI scoring schedule for sheath blight disease (Rhizoctonia solani) (0–9 scale).

TypesSymptoms shown

HRNo changes
RLesions limited to below of the leaf
MRLesions limited to below of the leaves
MSLesions present in more than of the leaves
SLesions present in more than of the leaf surface. Severe infection in upper leaves (2 branches of withered leaves)
HSLesions reach the tiller. Severe infection on all leaves and some plants were killed.

Description: HS: highly susceptible; S: susceptible; MS: moderately susceptible; MR: moderately resistant; R: resistant; HR: highly resistant.