What management technique is suggested to physically block flying adult leaf miners from laying eggs on lettuce beds?

Answer

Using floating row covers over lettuce beds early in the season.

Since the adult stage of the pest is a flying insect, floating row covers serve as a physical barrier to prevent females from accessing the leaves to lay eggs.

What management technique is suggested to physically block flying adult leaf miners from laying eggs on lettuce beds?
foodpestlettuceleaf miner