[Experimental studies on the effect of monochromatic light on testicular development in the drake].
HOLLWICH
F
F
TILGNER
S
S
D000818:Animals; D001717:Birds / Q000033:anatomy & histology*; D006801:Humans; D008027:Light; D008297:Male; D012733:Sex Differentiation; D013737:Testis / Q000033:anatomy & histology*
BIRDS/anatomy and histology; LIGHT; TESTIS/anatomy and histology