Descriptor: Insect scale infestation (SCALES)



 
Definition:
Insect scale infestation on the cladode
Crop:
OPUNTIA
Category:
Insect descriptors
Status:
Data Type:
Alpha/numeric descriptor
Maximum Length:
2
Responsible Site:
National Arid Land Plant Genetic Resources Unit (PARL)


Studies or environments

Distribution of Values for Insect scale infestation (SCALES)

CodeDefinitionNumber of Accessions
1None to almost no infestation148
2Moderate infestation, 10-50 percent3
3Severe infestation, 50% or more5