Weed Managment
-
I continue to hear much chatter about the shortages/price increases for Roundup (glyphosate) and many other herbicides. Thus, I would like to remind you of some of the options available to field corn growers who are trying to be more judicious with their use of glyphosate and/or get away from it completely. Please consider the following:…
-
The 2022 GA Corn Short Course is going to be held on December 14, 2021 at the Tifton Conference Center in Tifton. If you are interested in attending please register at the link below. If you have any questions please contact your local county agent. 2022 GA Corn Short Course and Annual Meeting Ga Corn…
-
Is it possible for me to obtain information from the Outlook Meeting held at the Extension Office last week? There was good discussion last week at the row crop commodity outlook held at the Colquitt County Extension office. Dr. Nathan Smith, Clemson Extension Ag Economist, and Amanda Smith, UGA Ag Economist, were on hand to…
-
Ryegrass is the greatest weedy threat to wheat production in Georgia. Most ryegrass escapes are a result of 1) planting into fields already infested with emerged ryegrass and/or 2) making herbicide applications after the ryegrass is too large to control. However, herbicide-resistant ryegrass has become common with numerous populations being confirmed with resistance to Osprey,…
-
It is that time of the season where people are beginning to think aboutdefoliation. Traveling across the state recently, I observed bolls opening in some of our earlier plantedcrop. It has been a tough year for many, but we are beginning to see the light at the end of the tunnel.It is definitely time to…
-
Cotton: The cotton crop in the area ranges from just emerging to first bloom. Aphid populations seem to be building in some areas in the county. Aphids will typically build moderate to high numbers and eventually crash due to a naturally occurring fungus, Neozygites fresenii. This fungal epizootic typically occurs in late June or early…
-
Current Situation: Happy Memorial Day! The majority of the cotton and peanut crop is planted. Corn is reaching critical moisture requirements as the crop is approaching tassel and pollination. Peanut growers are asking about cracking spray options. Cotton growers are starting to apply weed control and thrips pressure has been high in some area fields.…
Posted in: Beef Cattle, Corn, Cotton, Entolomogy, Hay & Forages, Irrigation, Peanuts, Weed Managment, Weed Resistance -
I have had a few questions about cracking spray treatments on peanut. Below are a few words from Dr. Eric Prostko, UGA Weed Specialist on this subject. Peanut growers should now be evaluating the success of their PRE weed control programs and deciding on the need for early postemergence or “cracking” herbicide applications. Here are…
-
The most effective approach to minimize cotton injury from preemergence (PRE) herbicides is to place the cotton seed in moist soil where it can imbibe (absorb) clean water free of herbicides (Figure 1). Next, we need our cotton roots to “out run” the herbicide as the herbicide is moving down into the soil with rainfall…
-
It is amazing how much rain we received last weekend in Colquitt County. I have had reports of rainfall amounts from 3.5 to 7 inches of rain in this area and a report or two of small hail. Below is information from Dr. Pam Knox on rainfall amounts from the past week from her blow…