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Louisiana Insect Pest Management Guide
Louisiana Suggested Chemical Weed Control Guide
Louisiana Plant Disease Management Guide
Louisiana has been granted a renewal of the 24(c) special local need (SLN) label for acephate use in soybeans.
The stink bug complex in Louisiana soybean includes the brown, green, southern green stink bugs, and perhaps the most notorious, the redbanded stink bug.
Fall armyworms are chronic insect pests in the state, with more than 60 plants reported as hosts, including various pasture grasses (and lawns ) and crops.
There have been increased reports of corn earworms infesting soybean fields across the state. Corn earworm can cause occasional but severe damage to soybean.
RBSB can cause significant reductions in soybean yields and quality, leading to weight reductions and potential elevator dockage.
Plant bugs are destructive insect pests of cotton. To minimize economic losses it is crucial to scout and treat both at pre- and post-bloom stages of cotton.
Thrips management is crucial to successful cotton production and requires proactive measures from the outset.
These training sessions will cover a range of topics, including insect pest identification, general IPM principles, plant growth and development, and worker pro
Louisiana's spring season has been marked by unseasonably cold weather, which has slowed the growth and emergence of corn already in the ground. This has led to
Scouting and management of stink bugs in wheat and corn.
Severe infestation of Hessian fly on wheat this year in south Louisiana.
Protect soybeans from redbanded stinkbugs until at least R7.
Be on the lookout for lepidopteran pests in soybean. Before any treatments, consider the insect species present, the insect number, and the percent defoliation.
Field day videos!
Join the Louisiana crops 'Remind' group to receive timely updates, announcements, reminders, and other pertinent information related to field crops.
LSU AgCenter soybean variety trials.
Applying harvest aids in Louisiana Soybean; desiccant; soybean stages
Nitrogen (N) is the most yield limiting nutrient for any row crop including soybean.
Cotton in-season nitrogen (N) status can easily be tracked by different methods.
Manage in-season potassium deficiency in soybean plants.
Slow Louisiana soybean planting progress. Some areas have been replanted due to flooding and slug damage.
In Louisiana, soybean planting practices vary across the state, due in large part to varying environments and cropping systems.
Reports from the field indicate redbanded stink bug (RBSB) numbers are beginning to build in soybeans at the R5 development stage and beyond.
The use of harvest aids in Louisiana soybeans is a common practice, with timely applications improving seed quality and harvest efficiency while potentially ...
Ryegrass infestations were very prominent this year in many fields in Northeast Louisiana.
Wheat and Corn Pathology Update (4/15/2016)
In the past week, I have looked at a few central Louisiana cotton fields that appeared to have severe thrips injury, yet no adult or immature thrips were prese
Many producers are having to replant corn due to poor stands. There are three main ways to remove a failed corn stand.
Rules regarding the use of ULV malathion and application intervals outlined by the LDAF.
With the abnormally warm winter and spring, cotton planting in Louisiana has gotten off to an early start. In Louisiana, and across most of cotton states, thrip
An in-furrow starter is commonly called a “pop-up” fertilizer, and is applied in the seed furrow (in-furrow).
For some relief, this fact sheet provides information and background on the SoilWeb phone application.
Each year producers in Louisiana fight a constant battle against weed species bent on robbing yields and shrinking profit margins.
Established to foster cooperation among bee keepers, pesticide applicators and agricultural producers.
The variety is CL161 which has excellent herbicide tolerance. The field had been sprayed with a mixture of Newpath, Permit, and Grasp plus a crop oil.
Dr. Groth had earlier examined leaves collected from the same field and suspects the disease is brown spot.
In this instance it actually behaves as a mild herbicide slowing down the growth of the plants. I
You will see two photographs of another member of the genus Echinochloa.
Jungle Rice, Echinocloa colona, a close relative of barnyardgrass.
A Section 18 request has been approved by EPA for the use of Tenchu 20SG on up to 100,000 acres of Louisiana rice to control rice stink bugs.
Late one afternoon this week I got a call to look at some “rice that looks like it is dying.”
To the right is a picture of yellow nutsedge exhibiting two characteristics that contribute to its ability to be a serious pest.
Below are three photographs taken in the same field where Command had been applied with a ground rig.
As I mentioned last week, ducks have been doing quite a bit of damage in water seeded rice in south Louisiana.
Last week we were called to a hybrid rice field where there were issues with stand loss.
We have not had to recommend an insecticide to control adult rice water weevils in several years, but yesterday we were called to a field where I took these pic
Our verification field in Vermilion parish is presenting several problems which will make for an interesting and challenging year.
The accompanying photograph is of Command injury to drilled Cheniere.
Vermilion Rice Grower, Dwight Hardee of Gueydan is taking part in a field demonstration of the N-Sta*R test. His 15-acre field is divided into three nitrogen tr
Over the weekend Sebe Brown scouted a field in Concordia parish where the stand was being severely reduced by colaspis larvae feeding on seedlings
Here are a few of the more prominent broadleaf weeds in the Cameron verification field.
In spite of the much warmer weather (hottest March since record keeping began in 1895), much of the crop is later than last year.
Quarterly publications from the LSU AgCenter Rice Research Station with current activities and research updates.
Louisiana Rice Notes is published periodically to provide timely information and recommendations for rice production in Louisiana.
Last year Louisiana wheat was devastated by Fusarium head blight (scab) because of warm and wet weather conditions during flowering.
Over the past two weeks there have been multiple reports from producers and consultants throughout Louisiana of wheat scab, also known as Fusarium head blight.
As we transition from January to February and wheat begins to show spring growth, it’s time to think about applying topdress N fertilizer.
As much of the state is just gearing up for harvest of corn, soybeans and grain sorghum, it is time to start preparing for the state’s wheat crop.
A recent article discussed how much potential the current wheat crop had but we may be seeing that yield potential in jeopardy due to heavy rains for the past w
In recent weeks, the wheat crop has experienced near optimum growing conditions across much of the state. This has allowed the wheat crop to develop rapidly,
The LSU AgCenter trials for 2012 were plagued by weather-related problems. No yield data were collected from south Louisiana due to poor stands, severe lodging
All, I have been seeing more instances of true armyworms infesting wheat in the North Louisiana.
Wheat that has jointed (Feeke’s GS 6) will start to sustain significant damage around 24-26 ˚F.
Taproot decline (TRD) of soybean, caused by Xylaria sp., usually is not noticed until pod fill when interveinal chlorosis and necrosis (Figure 1) become evident
Louisiana has received a renewal of the 24(c) special local needs label that increases the seasonal use rate of Acephate from 1.5 lbs Ai/Acre to 2.0 lbs Ai/Acr
Over the past week, I have received a number of phone calls pertaining to what economic threshold should be used for Threecornered Alfalfa Hoppers (TCAH) in soy
Over the next few days, producers across the state will begin to assess damages to soybeans brought upon by tropical system Harvey.
One of the most important decisions producers must make when planting soybeans in Louisiana is planting date.
Over the past two weeks, many reports of frogeye leaf spot have been coming in from all soybean growing areas in the state.
It’s the time of year where we will start to see combines rolling through wheat fields around the state.
This special local need label allows soybean producers to apply a maximum of 2lbs (ai/acre) of acephate per season.
I have been receiving quite a few phone calls regarding corn earworms (CEW) moving into soybeans
The kudzu bug has been found in Madison Parish, La., near Mound by consultant Lee Oliver.
The LSU AgCenter has revised the redbanded stink bug threshold in soybeans from 6 per 25 sweeps to 4 per 25 sweeps.
I received an unconfirmed report of kudzu bugs in soybeans in Madison Parish, Louisiana near Mound this evening.
Soybean Insecticide Formulation, Rate and Pre-harvest Interval
Lately I have been receiving more calls about soybean loopers and redbanded stink bugs in late soybeans.
PEST ALERT:The Kudzu Bug (Bean Plataspid) has been found in Vicksburg, Mississippi.
I have been receiving phone calls regarding fall armyworms moving into late planted soybeans.
Soybeans are affected by a number of insect pests from emergence to harvest in Louisiana.
Highest yielding cultivars in Group III and Early Group IV Soybean Varieties
Dr. David Kerns and I have been receiving telephone calls regarding bird damage in early emerged corn.
The problems with applications of pyrethroids tank mixed with Transform for control of midge and white sugarcane aphid.
Infestations of sugarcane aphids in boot to heading grain sorghum are increasing in Louisiana.
Preliminary yield data in the grain sorghum hybrid performance trials for six locations and multiple planting dates (PD), 2013.
Three species of aphids colonize grain sorghum in Louisiana – corn leaf aphid, yellow sugarcane aphid and green bug.
Over the past two weeks Louisiana has experienced a slow but steady corn earworm moth flight in cotton, which has lead to a slow but steady egg lay.
We all know that as a corn crop progresses toward physiological maturity, the leaves naturally begin to senesce (die).
For the past two weeks, most of Louisiana has been in the midst of a very large bollworm moth flight. Our moth trap catches were averaging about 10 moths per da
The 9th installment of Louisiana Rice Field Notes is now available.
The EPA has granted a section 18 request for the use of Transform (sulfoxaflor) for 2016 Louisiana cotton production season.
Bacterial blight was once (prior to 1991) a major disease of cotton causing average annual losses of as much as 3.4%. In severe cases, losses ranged from 50 to
Please see the link below for information on the 2014 projected commodity costs and returns for Louisiana.
Syngenta has confirmed resistance to thiamethoxam, the active ingredient in Cruiser, Avicta Complete, Avicta Duo and Acceleron N seed treatments in four populat
This article covers how to estimate the yield potential of field corn. Please contact Drs. Dan Fromme, cellphone: (318)-880-8079 office: (318) 427-4424 or Josh
Rootless corn has appeared in many fields during the early part of the 2016 growing season in Louisiana. Most are all of the nodal roots are missing in corn th
Cover crops can provide producers a variety of benefits from nutrient cycling and soil cover to nitrogen fixation and pollinator food sources.
