Last Effective Bloom Date in Cotton
Given the time of year, here is a re-post of an article from a few years ago: The last effective bloom date is the last date that a white flower will accumulate enough heat units to mature into a harvestable
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1. By Crop
Parrot-Beaked Cotton Bolls
Several calls and pictures have came in this week regarding “parrot-beaked” cotton bolls. There are a number of things that can result in parrot beaked bolls including insect damage, heat stress, and water stress as well as others. The root
Field Identification of Foliar Cotton Diseases Can Oftentimes be Based on Canopy Location
Numerous questions over the past two weeks regarding the presence of foliar leaf spots in cotton. For the most part, limited reports of bacterial blight and target spot have been made. However, the specific location of lesions within the cotton canopy can oftentimes aid in the proper disease diagnosis.
Soybean Disease Update July 20, 2018
A relatively quiet soybean disease year. However, over the past two weeks an increased number of diseases have been observed. Septoria brown spot and target spot continue to be the most commonly observed diseases.
2018 Row Rice Trials Update
Here are some updated photos of the Row Rice trials as they begin to head out. This year we have nine locations in Bolivar, Leflore, Coahoma, and Tunica counties. Many thanks to the producers that have provided the locations this
Mississippi Ag Industry Council – Row Crop Update
We welcome you to attend the Row Crop Update at the 2018 Mississippi Agricultural Industry Council Annual Convention. This event is hosted at Perdido Beach Resort in Orange Beach, Alabama on Wednesday, July 25.
Southwestern Corn Borer Traps: July 13, 2018
Overall, southwestern corn borer trap counts have been lower than normal all year and we appear to have gotten past the peak of the second generation. Additionally, the bulk of the corn has reached the dent stage and is beyond
When can I Safely Finish Irrigating my Corn?
As the corn crop nears maturity, knowing when you can safely terminate irrigation timing, while optimizing yield potential is likely the most important decision you will face. In order to make this call, you need to know when the crop will reach maturity and how much moisture is present in your soil. This article outlines the steps needed to help make this process accurate and reliable.
2018 Rice Field Day – August 2, 2018
The 2018 MSU-DREC Rice Producer Field Day will be held on August 2, at the Delta Research and Extension Center at 3:30 p.m. The program will begin at the Capps center with a brief welcome prior to departing for the field
Bollworm Management in Bt Cotton: Early July Update
We have been getting reports of bollworm moth activity and low levels of eggs for about 10 days now in cotton. This week seems to be the week when the activity has really picked up and there are a lot
Why did the Kernels near the Ear Tip not Fill?
Corn kernel set near the ear tip may vary considerably depending on a number of cultural and environmental factors. These kernels usually don’t fill because the plant can’t supply enough energy to support all of them. Therefore, if we want to improve our yields, we need to investigate reasons why kernel set is less than desired, so we can do better in the future.
Cotton Irrigation
Rainfall has minimized the need for cotton irrigation in many areas up to this point. Some areas between Clarksdale and Tunica and isolated areas in the south Delta are dry and have irrigation water running. As everyone knows, cotton irrigation
Cotton Condition in Mississippi
The 2018 cotton crop in Mississippi has some degree of difference in terms of crop maturity at this point in the growing season. Some growers have cotton that has been blooming for nearly three weeks while others have blooms that
Identifying Corn Reproductive Growth Stages and Management Implications
Corn reproductive stages generally comprise nearly 60 days for corn hybrids grown in Mississippi at normal planting dates. Identification of these stages is critical for making prudent management decisions and anticipating crop response to practices and environmental conditions.
Southwestern Corn Borer Traps: June 29, 2018
Southwestern corn borer trap counts were up this week in Coahoma county. As a reminder, our threshold for foliar sprays on non-Bt corn is to spray one week after trap counts exceed 100 per trap from tassel to full dent.
Potato Leafhoppers in Soybean
Every few years we have a surge of potato leafhopper calls in soybean in MS. This is one of those years. Potato leafhoppers strongly prefer smooth leaf soybean varieties and I suspect that the calls increase on years where popular
Corn Disease Update: June 26, 2018
Over the past week the corn disease situation in MS has changed. Several foliar diseases are starting to be observed in our production system. However, the vast majority of the leaf spots present are not yield-limiting issues.
Managing Plant Bugs in Cotton That is Just Starting (or About to Start) Bloom: Diamond or Not?
So far, the 2018 cotton crop is off to a good start. Good growing conditions caused cotton to grow off from thrips pretty quick and plant bugs have been fairly light so far this year. A lot of cotton has
Rainfastness of Insecticides
This article is dated but applies very well today given the pop up showers across most of the state lately. Every year when afternoon thunderstorms start popping up, the phone starts ringing about rainfastness. Rainfastness simply means the amount of
Considering an R3/R4 Automatic Fungicide Application in Soybean?
Numerous questions over the past several weeks regarding automatic foliar fungicides applications in soybean have been made. The current blog post should help guide decision-making regarding the R3/R4 automatic fungicide timing.
Plant Growth Regulator Use in Cotton
Numerous questions have came in over the past 7-10 days regarding managing cotton growth with plant growth regulators. While every situation can be unique with respect to cotton growth and development and subsequent plant growth regulator use, the slides given
Southwestern Corn Borer Traps – June 15, 2018
We have been trapping southwestern corn borer for the last few weeks, but most traps have not caught any moths until this week. Overall, numbers are still low, but are starting to increase which may signal the beginning of the
Common Questions, Myths, and Facts About Soybean Insect Control in MS
This is a recycled article from 2012 and slightly updated but it fits well with recent calls. Sentences in italics have been added or updated since original posting. We have some of the earliest beans that are R3/R4 getting fungicide applications
