Complete pdf of the Chemical Weed Management Guide.
Disease control of brown spot, bunch disease, downy spot, powdery mildew, leaf scorch, rosette, scab and vein spot.
Commercial and Home Uses. Control of obscure scale, pecan phylloxera, pecan nut casebearer, pecan spittlebug, hickory shuckworm, pecan leaf scorch mite, yellow aphid, black pecan aphid and pecan weevil.
Things that promote resistance along with examples of herbicides having same mode of action and weeds that are resistant to them.
Strawberries, Blackberries, Blueberries, Citrus, Grapes (Muscadine and Bunch), Mayhaws, Peaches and Pecans Chemical Weed Control
Hot water conditioning can be regarded as a potential kill-step to minimize food safety risk associated with pecan.
This document describes the diseases that occur most frequently on pecan trees in Louisiana.
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. (PDF format only)
This document describes the diseases that occur most frequently on pecan trees in Louisiana.
The key components of the effective use of fungicides for pecan disease control are timing, coverage and concentration. The updated 2015 fungicide list is included.
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.
The application of pesticides is the most commonly used method for controlling arthropod pests and diseases on pecan trees. Because of the size of the pecan tree, pesticides are primarily applied with large spray machines known as air-assisted sprayers. (PDF Format Only)
Pecan spittlebugs are found throughout the pecan-producing regions of Louisiana and can be a serious pest. The severity of infestations varies from year to year and from orchard to orchard. Life cycle, type of injury and control information are included. (PDF Format Only)
Two species of yellow aphids are found on pecans in Louisiana and in all pecan-producing states. Descripton, life cycle, damage and control information is included. (PDF Format Only)
Pecan phylloxera are found throughout the native pecan-producing regions of the United States. Beginning in mid-April, galls (knots) begin to appear on the leaf veins, leaf rachises, catkins, current season's shoot growth and nuts of the pecan. Damage, description, life cycle and control information is included. (PDF Format Only)
The black pecan aphid is found throughout Louisiana and most pecan-producing states. Description, life cycle, damage and control information included. (PDF Format Only)
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.