qtl (version 1.38-4)

nullmarkers: Identify markers without any genotype data

Description

Identify markers in a cross that have no genotype data.

Usage

nullmarkers(cross)

Arguments

cross

An object of class cross. See read.cross for details.

Value

• Marker names (a vector of character strings) with no genotype data.

See Also

drop.nullmarkers

Examples

# one marker with no data
data(hyper)
nullmarkers(hyper)

# nothing in listeria
data(listeria)
nullmarkers(listeria)