Descriptor: FHB DISEASE INDEX (FHBDISINDX)

Crop: BARLEY. Category: Disease descriptors.

Type: Numeric descriptor. Maximum length: 6. Data format: 999990 Responsible site: Plant Gene Resources of Canada (PGRC).

Definition: INDEX=SUM(ax/nT) x 100, a: different classes (0.1.2.3.4.) 0 = no disease 1= about 1/4 of spike with disease 2= about 1/4 to 1/2 of spike with disease 3= about 1/2 to 3/4 of spike with disease 4= above,T = SUM(x)=30.

Studies or environments using the descriptor


Observed values.