Yup - recessive white hen to non recessive white cock will get you 100% colored chicks with a hidden rw gene.
rw hen to hidden rw cock will net 50/50 colored and white chicks. Test hatching with her could be the key to eliminating the hidden rw from your flock if you so desired.
rw hen to hidden rw cock will net 50/50 colored and white chicks. Test hatching with her could be the key to eliminating the hidden rw from your flock if you so desired.