Over the last 7 days we have had numerous reports of high bollworm numbers in some BollGard II, TwinLink, and WideStrike fields in the Mississippi Delta. We have seen fields in the past that reach treatable levels but some reports are much higher than we have seen in recent years. At this time there does not appear to be any specific varieties that are adversely affected more than others. It appears to be a function of high pressure in isolated areas at this time. . . . → Read More: Bollworms in Dual Gene Bt Cotton: Control and Expectations
White sugarcane aphid continues to be a serious problem in grain sorghum fields across Mississippi and the Mid-South. Because this is a brand new pest, there are many questions still unanswered. The Mid-South Entomology Working Group is frantically working on this issue to provide answers. At this time Transform insecticide is the only product providing acceptable . . . → Read More: Transform Section 18 Amendment Allows 3rd Application to Sorghum
Mississippi State University will host its Second Annual Sweetpotato Field Day on Wednesday August 20th at the Pontotoc Ridge-Flatwoods Branch Experiment Station (8320 Hwy 15 S., Pontotoc, MS 38863). The program for the field day is below. Please contact Stephen Meyers with any questions at firstname.lastname@example.org or 662.489.4621.
Sweetpotato Field . . . → Read More: Sweetpotato Field Day Program- August 20th
After 4 weeks of high bollworm moth catches averaging more than 75 moths/trap/week, this week has dropped down to an average catch of 35 moths/trap. This should mean that once current worm populations are controlled, a substantial reinfestation is not likely. However, tobacco budworm moth catches did not go down much this week, so late soybeans and non-Bt cotton could have mixed . . . → Read More: Insect Trap Counts, August 14, 2014
Many growers in the Mid-South apply a herbicide shortly prior to sorghum harvest to facilitate combine efficiency and suitable grain moisture. This season, this issue is even more critically important because of severe harvest problems potentially created by White Sugarcane aphid infestation. This article will discuss appropriate timing and potential outcome of such harvest aid applications.
. . . → Read More: When is it safe to Apply a Grain Sorghum Harvest Aid and what to Expect?
The last effective bloom date is the last date that a white flower will accumulate enough heat units to mature into a harvestable boll. Generally speaking it takes 850 heat units for a white flower to mature into a harvestable boll. Using 30-year historical weather data from the National Climatic Data Center, the last effective bloom . . . → Read More: Last Effective Bloom Date in Cotton
The Supplemental Coverage Option (SCO) crop insurance endorsement will be available to winter wheat producers in Bolivar, Coahoma, Sunflower, Tallahatchie and Washington counties for 2015. SCO was authorized in the Agricultural Act of 2014 and will provide an indemnity payment when yield or market revenue (depending on whether the producer has a yield protection or revenue . . . → Read More: Supplemental Coverage Available for 2015 Mississippi Winter Wheat
Soybean diseases continue to be observed throughout MS. Brown spot, aerial web blight, frogeye leaf spot, Cercospora blight are the predominant foliar diseases observed at present. In addition, several root diseases are becoming apparent from fields across the state. . . . → Read More: Soybean Disease Update: August 1, 2014
Bollworm moth catches continued to be high across the state for the 3rd week in a row as the larvae that developed in corn continue to emerge. Expect significant bollworm larval pressure in vulnerable crops. Tobacco budworm moth catches rose in the Delta this week. Southwestern corn borer moth generation has now past and numbers are . . . → Read More: Insect Trap Counts, Aug. 1, 2014
This week we encountered another issue with a surge valve. After irrigating with a surge valve the producer noted that neither the 6” nor 12” sensors responded to the irrigation. When investigating the problem it appeared that the grower had done as instructed, making the proper adjustments to the advance cycle. What’s going on? Further investigation . . . → Read More: Another Surge Valve Experience!