Full Answer
How much atrazine can you put on a field?
*Atrazine Application Rates *Atrazine applications for corn are restricted to a maximum of 2.5 pounds active ingredient per acre (lb. ai/A) per calendar year. In addition, there is a per-application maximum of no more than 1.6 or 2 lb. ai/A depending on soil erodibility (as defined by NRCS) and the amount of crop residue cover.
How much atrazine do I put on my corn?
*Atrazine applications for corn are restricted to a maximum of 2.5 pounds active ingredient per acre (lb. ai/A) per calendar year. In addition, there is a per-application maximum of no more than 1.6 or 2 lb. ai/A depending on soil erodibility (as defined by NRCS) and the amount of crop residue cover.
What is the EPA doing to reduce exposure to atrazine?
In this document EPA is finalizing the following new, stronger protections to reduce exposure to atrazine. Reduce application rate for granular atrazine products applied to residential turf from 2.2 pounds active ingredient per acre (lb ai/A) to 2.0 lb ai/A
What is the yield of atrazine 4L herbicide?
The yield for Atrazine 4L Herbicide depends on the type grass or cropland the product will be applied to. For most applications, 0.6 to 0.75 ounces of Atrazine 4L will treat up to 500 square feet, and 64 ounces of Atrazine will treat up to 1 acre. Results of using Atrazine 4L Herbicide can be seen within 5 to 7 days.
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How much does atrazine cost an acre?
Atrazine 4L's label recommends applying the product at a rate of 1.5 fl. ozs. per 1,000 square feet in a gallon of water or 4 pints per acre in 15 gallons of water. For example, if you have a 3,000 square foot area to be treated, you would need 4.5 ozs of Atrazine mixed with 3 gallons of water.
How much does atrazine cost?
Atrazine 4-L Herbicide (2.5 Gallons) [19713-11] - $64.95 : Keystone Pest Solutions, Low price herbicides and pesticides.
How many ounces is atrazine per acre?
*Atrazine applications for corn are restricted to a maximum of 2.5 pounds active ingredient per acre (lb. ai/A) per calendar year. In addition, there is a per-application maximum of no more than 1.6 or 2 lb.
How long does atrazine last on land?
If in the air, atrazine degrades quickly, with an estimated half-life of 14 hours. Atrazine has a low to moderate solubility in water. Atrazine does not bind well to soil and can easily move in it. It has an average half-life in soil of around 60-75 days.
How long does it take for atrazine to work?
How long it takes to see results from an application of Atrazine can vary somewhat, depending on what type of weeds you are targeting. Typically, Atrazine is a very slow-acting herbicide, and it can take up to 4 to 6 weeks after application to see desired results and death of the target weed.
When should I apply atrazine?
You should apply Atrazine when the ground is dry. This product will control both emerged weeds and weeds from seeds. Rain or water within 2 or 3 days of application may decrease the effectiveness on emerged weeds.
What is the mixing ratio for atrazine?
Atrazine Mixing Instructions for Home Use Mix 4.33 ounces of Atrazine per gallon of water. When mixing in a container, pour Atrazine first, followed by water for best results. Apply the mixture to 500 square feet of lawn.
Can you mix Roundup and atrazine?
No problems. Like BB posted, bump your Roundup rate about 6 oz for the same effect. I post all my RR corn with either atrazine or a Bicep/Guardsman/generic tankmix with Roundup.
How do you apply atrazine to St Augustine grass?
1:223:06How to Apply Atrazine to St. Augustine Grass - YouTubeYouTubeStart of suggested clipEnd of suggested clipUsing it only in areas that are protected from wells sinkholes. And bodies of water. There should beMoreUsing it only in areas that are protected from wells sinkholes. And bodies of water. There should be at least a 100 foot buffer zone. Focus the spray on the foliage of weeds.
What crop is atrazine usually applied to?
Atrazine is an herbicide widely used for control of broadleaf and grassy weeds. It is sprayed on row crops such as corn, sorghum and sugarcane, and in some areas is used on residential lawns. It has also been used on highway and railroad rights-of-way. EPA now restricts how atrazine can be used and applied.
How often can I use atrazine?
twice per yearAnswer: Hi-Yield Atrazine Weed Killer can be applied twice per year per label instructions. 8 of 8 people found this answer helpful.
How much rain do you need to activate atrazine?
Single Active Ingredient ProductsSingle Active Ingredient ProductsPrecipitation Required for ActivationAcetochlor (Harness/Degree)0.25 to 0.75 inches within 7 days after applicationPyroxasulfone (Zidua)0.5 inches before weed emergenceAtrazineNothing about precipitation amounts mentioned3 more rows•Apr 30, 2018
What is the EPA's risk assessment for atrazine?
In 2016, EPA released the draft ecological risk assessments for atrazine, simazine and propazine, which evaluate risks to animals and plants, including amphibians, birds, mammals, fish, reptiles, aquatic invertebrates, aquatic plant communities, and terrestrial plants. For ecological risks, each of the triazines (atrazine, propazine, and simazine) was assessed separately.
When will atrazine be registered?
Atrazine completed its first round of registration review in 2020, which is the Agency’s periodic re-evaluation program for existing, registered pesticides. Each registered pesticide must be re-reviewed every 15 years, so EPA will complete the next round of registration review for atrazine by 2035. All documents related to this round ...
What is the Atrazine Ecological Exposure Monitoring Program?
The Atrazine Ecological Exposure Monitoring Program assesses atrazine levels in streams in watersheds that are exposed to atrazine runoff from corn and sorghum production ( small streams, high atrazine use areas, and vulnerable so ils). This monitoring program is required by the 2003 Atrazine Interim Reregistration Eligibility Decision (IRED) and the 2004 Atrazine Memorandum of Agreement (MOA).
How many states are monitored for atrazine?
Since the program's inception, up to 33 watersheds have been monitored for atrazine in corn-, sorghum- and sugarcane-producing areas. As of 2015, nine watersheds in five states (Iowa, Texas, Missouri, Louisiana and Nebraska) are in the monitoring program.
Is atrazine a chemical?
Atrazine is chemically related to two other herbicides, simazine and propazine, which together are called "triazines." The chemical class, triazines, recently underwent registration review, our periodic re-evaluation program for existing pesticides.
How much atrazine should I use per acre?
Apply a maximum of 2.0 pounds of atrazine a.i. per acre as a broadcast spray onfields where 30 percent or more of the soil is covered with plant residue at planting;
How many herbicides contain atrazine?
More than 40 agricultural herbicide prod-ucts contain atrazine. Introduced more than45 years ago, atrazine continues to provideeffective, economical weed control for produc-ers of corn, sorghum and many other crops.
How far from a stream can you load atrazine?
Do notmix or load atrazine within 50 feet of any stream or river. Do not applyatrazine within 66 feet of any point wherefield surface water runoff enters astream or river.
How far from standpipe should you not apply atrazine?
Do notapply atrazine within 66 feet of any standpipe in a terraced field if the tile outlet is within 66 feet of a point wheresurface water runoff from the field through the outlet enters a stream or river.
How much atrazine is in water?
Currently, EPA standards allow 3 parts per billion ( ppb) or less of atrazine to be present in drinking water. That's already a stringent standard, say Syngenta officials. The World Health Organization has set a 100 ppb threshold for drinking water.
How does atrazine help soil?
4. Atrazine saves your soil. Trizane herbicides like atrazine help slice the need for tillage and the conversion of land to crop production. This reduces soil erosion from U.S. cropland by 56 to 85 million tons per year, according to an analysis by Paul Mitchell, a University of Wisconsin agricultural economist.
What is the battle between atrazine and the agricultural industry?
6 points to remember about atrazine. Atrazine is in a perennial battle between the agricultural chemical industry and environmental groups. Caught in the middle are state and federal regulators and the farmers who actually apply atrazine on corn, sorghum, and other crops. The latest spat is over a 2009 reevaluation of triazine herbicides (to which ...
How much does triazine help with erosion?
Based on these reductions, triazine herbicides provide $210 to $350 million annually in benefits from reduced soil erosion. “If atrazine is no longer available, people will have to revert to tillage to control tough weeds,” says Foresman. 5. Atrazine fits with resistance management.
Why was atrazine banned in Europe?
That's what happened in the European Union in 2003, when regulators banned atrazine due to concerns about its impact on health and the environment. It's also possible that more restrictions could result, such as lower rates Or, you could continue using this popular corn herbicide as you always have.
When was triazine reevaluated?
The latest spat is over a 2009 reevaluation of triazine herbicides (to which atrazine belongs) by the Obama administration. This follows a regularly scheduled triazine federal reregistration that the EPA approved under the Bush administration.
Is atrazine effective against waterhemp?
It also improves herbicide performance with critical weeds like giant ragweed and waterhemp. Atrazine is a relatively inexpensive but an efficacious product.”. “Waterhemp is a tough weed to control, and atrazine is a big help in the farmer's ability to control that weed,” says Darrin Ihnen, a Hurley, South Dakota, producer.
How much active ingredient is in atrazine?
Our Atrazine is a 4# material which means it has 4lbs of active ingredient per gallon. That equates to a 40.8% active ingredient in this particular product. It is restricted use and requires a license to purchase. Please give us a call if you need a non-restricted use herbicide recommendation.
What is atrazine 4L?
Product Q&A. Details. Atrazine 4L is a restricted use post-emergent and pre-emergent herbicide formulated by Drexel Chemical Company. It is used to safely control annual broadleaf and grass weeds in cornfields, sugarcane fields, and turfs. The active ingredient, Atrazine will kill weeds as seeds or kill emerged weeds through the root system.
How much water should I put down per acre?
Generally, you will put down 64 ounces per acre. It is recommended to use 20 to 60 gallons of water at a maximum pressure of 35 to 40 PSI. For home lawns, the typical rate is 1.5 ounces per 1,000 square feet. See label for full use and more specific application instructions.
Does Atrazine kill henbit?
The active ingredient, Atrazine will kill weeds as seeds or kill emerged weeds through the root system. Atrazine 4L Herbicide will control for barnyard grass, chickweed, henbit, and more.
Can you use atrazine on corn?
0. BEST ANSWER: Yes, it is labeled for season long weed control in corn. This a restricted use product in the 2.5 gallon size so it will require a license. Page 4 of the label will give you recommended application rates of Atrazine to corn.
Is atrazine safe for pets?
Safety Information. Atrazine 4L Herbicide is safe to use around children and pets when applied according to the product label and when the product has been allowed to completely dry. Always wear the proper personal protective equipment when applying Atrazine 4L Herbicide.
How to find the volume of pesticide per acre?
This volume can be found by dividing the pesticide application rate (Step 1) by the number of pounds of active ingredient per gallon (Step 2).
Can pesticides be mixed with dry materials?
Pesticides formulated to be applied as sprays are sold both as liquids and as dry materials such as wettable powders. Calculations for mixing liquids are different from calcula tions for dry materials. This two-part guide provides specific instructions for mixing both liquid and dry pesticides.
Can you spray a field with a partially filled tank?
Small fields can be sprayed with partially filled tanks. The pesticide and carrier (water) are added to the tank until the tank is filled to the correct level. The correct volume of spray is the sprayer application rate multiplied by the number of acres. Example.
How much Atrazine weed killer should be mixed per gallon?
According to the product label: You should mix 4.3 fl ozs of Hi Yield Atrazine per gallon of water for each 500 sq ft area.
Answer
According to the product label: You should mix 4.3 fl ozs of Hi Yield Atrazine per gallon of water for each 500 sq ft area.