sterilized

The curious calico and her orange tomcat friend, Monu, had recently been sterilized and returned to the market.

A quarantine of about 90 square miles of the city and county went into force, and nearly 2 million sterilized male Medflies, all dyed Laker-ish purple, were shoved out of planes over the nine-square-mile Medfly ground zero.

The idea behind the technique is that by flooding orchards with sterilized insects, they will mate with fertile insects and produce no offspring, reducing the overall population.

Department of Agriculture since 2018 to source sterilized moths from a Phoenix lab.

Then, the team puts their X-rayed bugs and the sterilized insects from Phoenix through a series of tests to determine which methods produce the healthiest, sterile moths.