Abstract

Eggs of Empoasca kraemeri hatched in 8.5 and 9.1 days and nymphal development took 9.5 and 9.9 days under screenhouse and laboratory conditions, respectively. Five instars were observed. Females oviposited preferentially in leaves of medium age on 3 varieties, and more than 50% of the eggs were deposited in leaf petioles. Adult longevity was 58.2 and 64.8 days for males and females, respectively, and females laid an avg 107.2 eggs each. Egg parasites (Anagrus spp. and Gonatocerus spp.) significantly affected leafhopper populations.

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