1. UC IPM
Two egg masses of light brown apple moth, <i>Epiphyas postvittana,</i> show different maturity stages. Black heads of more mature embryos evident in eggs to the right.
Two egg masses of light brown apple moth, Epiphyas postvittana, show different maturity stages. Black heads of more mature embryos evident in eggs to the right.
Credit: Steve A. Tjosvold