Homozygous Recessives

Some articles on recessive, homozygous recessives:

Quantitative Genetics - Allele Frequency - Testing For Carriers of Recessive Alleles
... progeny testing is frequently used to determine whether a sire is a recessive carrier or not ... The sire can be mated to known homozygous recessives, known carriers, a population with a known frequency, or his own daughters ... following table illustrates the accuracy with one mating (q represents the frequency of the recessive allele) ...