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Beneficial Insects in Orchards

With the month being dry, growers have reduced fungicide sprays. This has  also cut back on some insecticide sprays where we sometimes throw in an insecticide with the fungicide. It has been very obvious which orchards were treated with a broad spectrum insecticide – generally chlorpyrofos or pyrethroid. The only…
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Insect Update: Pecan Bud Moth and Nut Casebearers

It’s that time of the year again that these moth pests are out and about. Bud Moth. There have been calls regarding bud moth problems with young trees recently. Symptoms include rolled leaves and dead terminals (pictures below). To confirm infestation, check the rolled leaves and you would find a…
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INSECT UPDATE: AMBROSIA BEETLES

This is our first insect update for this year. It is about that time when we need to be reminded about ambrosia beetles. Why should you be concerned about these beetles? These tree boring beetles (Figure 1) attack many trees in the southeast including pecans. Although trees can recover from…
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INSECT UPDATE: WALNUT CATERPILLAR AND FALL WEBWORM

Dr. Will Hudson and I have been receiving reports of walnut caterpillar and fall webworm sightings in pecan orchards, particularly in young trees. These two caterpillar pests are both foliage feeders and they occur in groups, but the main difference is that walnut caterpillars do not make webs like the…
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