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Browse by Author: Jim Walgenbach
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Green Apple Aphid / Spirea Aphid

By: Jim Walgenbach

Green apple and spirea aphids - description, life history, damage, and control.

Plum Curculio

By: Jim Walgenbach

Plum curculio description, life history, damage, and control.

Apple Maggot

By: Jim Walgenbach

This publication offers information on the description, life history, and control of the apple maggot.

Tufted Apple Bud Moth

By: Jim Walgenbach

Tufted apple bud moth description, life cycle, monitoring, and control.

Woolly Apple Aphid

By: Jim Walgenbach

This document discusses the description, life history, damage, and control of the woolly apple aphid.

Rosy Apple Aphid

By: Jim Walgenbach

Rosy apple aphid description, life cycle, history, and control.

White Apple Leafhopper

By: Jim Walgenbach

White apple leafhopper description, life history, damage, and control.

Lesser Appleworm

By: Jim Walgenbach

Lesser appleworm description, life history, damage, and control.

Predatory Mites on Apple

By: Jim Walgenbach

Predatory mite description, life history, monitoring, and effectiveness.

Apple Rust Mite

By: Jim Walgenbach, Stephen Schoof

Apple rust mite description, life history , damage, and control.