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Louisiana Recommendations for Control of Pecan Insects in Commercial Pecan Orchards: An Illustrated Guide
Spraying Pecan Trees with an Air-Blast Sprayer

Current insecticide recommendations for commercial pecan orchards in Louisiana. This illustrated guide provides information on insecticides, rates of application and timing of applications. For each insect listed, a photo of the insect, damage caused by the insect or both are provided.

Pecan Pollination Chart
pecan pollination chart

This page provides information on pecan pollen shed and pistillate flower receptivity dates for numerous pecan cultivars. This information is useful for determining which pecan cultivars will pollinate other cultivars.

Black Pecan Aphid
Black Pecan Aphid Damage

An illustrated fact sheet describing the appearance and life cycle of the black pecan aphid. A description of the damage and information on sampling are included.

Hickory Shuckworm
Hickory Shuckworm Larva in Nut

An illustrated fact sheet describing the appearance and life cycle of the hickory shuckworm. Information about damage and control are included.

Pecan Weevil
Pecan weevil larvae
An illustrated fact sheet describing the appearance and life cycle of the pecan weevil. Information on damage and control are also included.
Proper Harvesting and Storage of Pecans Improve Quality
Photo of Cracked Pecans
The article provides a brief description of factors to consider when harvesting and storing pecans.
Storage Hints for Pecans
Shelled pecans
This article provides information on storing shelled and unshelled pecans. A table indicating the average shelf life of pecans when stored at various temperatures is included.
Pecan Bacterial Leaf Scorch
Large native pecan tree in Natchitoches Parish, La.
For more than two decades there was uncertainty about the cause of a common disease among pecan trees referred to as leaf scorch. LSU AgCenter researchers were able to distinguish the cause of the disease, which has improved pecan production.
Pecan Crop Load Management
Cross sections of pecan cultivars showing kernel expansion
This article answers the question, "Why do my pecan trees have a large crop followed by a small one?" and provides answers to several questions concerning mechanical thinning.
Pecan Leaf Sample Collection for Nutritional Analysis
This article provides instructions on when and how to collect leaf samples for pecan nutritional analysis.
Sources of Pecan Trees and Propagation Wood
The following list contains contact information for nurseries that sell pecan trees and/or propagation wood. The list is furnished for your information with the understanding that no discrimination is intended and no guarantee of reliability is implied.
2008 Pecan Show Results
The 2008 Louisiana State Pecan Show made an excellent exhibit at Ag Expo in West Monroe January 18-19, 2008. Nearly 100 entries representative of 28 named varieties and 29 native/seedlings were judged to determine class and division winners. Pecan Show winners are listed.
Air-Blast Sprayer Calibration for Pecan Orchards
Air-Blast Sprayer Calibration for Pecan Orchards
Chemical pesticides are the most commonly used method for controlling arthropod and disease pests on pecan. This publication provides an overview of procedures for the calibration of air-carrier sprayers.
Pecan Scab Disease
Pecan Scab Disease
Pecan scab disease is the most economically damaging disease of pecan production in the southeastern United States. The disease affects stem, leaf and nut growth, causing reduced yield. This publication includes information on the development, symptoms and control of the disease.