Descriptor: Diplodia Stalk Rot (DIPLODIA-STALK-ROT)



 
Definition:
Stalkresponse to the diplodia stalk rot organism (Stenocarpella maydis (Berk.) Sutton (syns. Diplodia maydis (Berk.) Sacc. and D. zeae (Schwein.) Lév.) ) The trait is coded 1-9 with 1 representing the most resistant response and 9 the most susceptible response.
Crop:
MAIZE
Category:
Disease descriptors
Status:
Data Type:
Alpha/numeric descriptor
Maximum Length:
1
Responsible Site:
North Central Regional Plant Introduction Station  (NC7)


Studies or environments

Distribution of Values for Diplodia Stalk Rot (DIPLODIA-STALK-ROT)

CodeDefinitionNumber of Accessions
1LESS THAN 16% OF INOCULATED INTERNODE ROTTED 1 MONTH AFTER INOCULATION.1
2(0 = NO SYMPTOMS, 9 = SEVERE DISEASE DEVLOPMENT)1
316-35% OF INOCULATED INTERNODE ROTTED7
4(0 = NO SYMPTOMS, 9 = SEVERE DISEASE DEVLOPMENT)15
536-65% OF INOCULATED INTERNODE ROTTED142
6(0 = NO SYMPTOMS, 9 = SEVERE DISEASE DEVLOPMENT)94
766-95% OF INOCULATED INTERNODE ROTTED581
8(0 = NO SYMPTOMS, 9 = SEVERE DISEASE DEVLOPMENT)329
996-100% OF INOCULATED INTERNODE ROTTED1133