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Department of Entomology, Box 7613, Raleigh, NC 27695 * Telephone: (919) 515-8879 * FAX: (919) 515-7746

PESTICIDE BROADCAST


Volume 9, Number 5, December 31, 1996



In This Issue



CAROLINA POISON CONTROL
Telephone 1-800-848-6946

NATIONAL PESTICIDE
TELECOMMUNICATIONS NETWORK
Telephone 1-800-858-7378



1997 Spring Pesticide Schools

Commercial applicator/dealer pesticide schools offered by the North Carolina Cooperative Extension Service in the Spring of 1997 are listed below. For additional information or application forms, contact John H. Wilson, Jr., Department of Horticultural Science, Box 7609, N. C. State University, Raleigh, NC 27695-7609 (telephone: 919-515-3113). You must apply at least one month before the date of each school to insure your reservation.

January 9-10 - Greensboro - Categories: Ornamentals and Turf, Right of Way, Aquatic, and Wood Treatment.

January 28-29 - Wilmington - Categories: Ornamentals and Turf, Structural PWF, and Public Health.

February 11-12 - Newton - Categories: Right of Way, Ag. Pest Plant, Ornamentals and Turf, and Forest.

March 25-26 - Charlotte - Categories: Ornamentals and Turf, and Right of Way.

May 6-7 - Winston-Salem - Categories: Forest, Ag. Pest Plant, Structural PWF, and Ornamentals and Turf.

May 20-21 - Fletcher - Categories: Ornamentals and Turf, Ag. Pest Plant, Aquatic, and Right of Way.

June 3-4 - Raleigh - Categories: Ornamentals and Turf, Dealer, Structural PWF, and Ag. Animal-Pets.

June 24-25 - Charlotte - Categories: Ornamentals and Turf, and Structural.

July 9-10 - Statesville - Categories: Ornamentals and Turf, Ag. Pest Plant, Ag. Animal-Livestock, and Right of Way.


New Labeling Requirements for Pesticides Used on Cats and Dogs

EPA is requiring improved label directions on pesticide products (such as flea and tick dips, sprays, powders and collars) used on cats and dogs to reduce risk to pets as well as the pet owners. The new requirements include more specific use directions aimed at ensuring that pet pesticide products are used safely, reducing potential adverse effects on animals and people. Reports of adverse effects from veterinarians, consumers and manufacturers of pet pesticide products have indicated that improved labeling is necessary. EPA's revised policies reflect comments received on a draft proposal issued last year. Since that time, EPA has been working with the Chemical Specialties Manufacturers Association, public interest groups and other interested parties to improve the label language on these pet products. To promote safer use of these products, the following are some of the label statements that will be required on all pesticide products used on cats and dogs:

All cat and dog pesticide products released after October 1, 1998 must include the additional statements. U. S. Environmental Protection Agency, October 18, 1996


EPA Grants Rose Growers Two-Year Exception to WPS

Effective December 18, EPA granted a two-year exception which will allow workers to hand harvest pesticide-treated roses grown in greenhouses before the restricted entry intervals have expired. According to Roses Incorporated, Haslett, Michigan, which made the request, without an early-entry exception, the domestic cut-rose industry would not survive economically. Based on written statements received from the rose industry, on information obtained during public meetings, as well as on the Agency's knowledge of rose production, EPA finds that the benefits of early entry over the next two years are substantial. The Agency also believes that early entry under the terms of the exception will not pose unreasonable risks to rose workers. Risks for rose harvesters will be mitigated by the limited time harvesters are allowed in the treated area, the use of personal protection equipment that must be worn by the workers, accessible decontamination facilities, the provision of label-specific information for harvesters and the basic safety information that employers must present to workers. To provide greater certainty about the potential risk to early-entry rose workers, EPA has provided funding to the National Institute of Occupational Safety and Health to conduct and evaluate the effectiveness of the personal protective clothing in mitigating residue exposure. EPA also expects that the rose industry will research and pilot alternative practices which could reduce and possibly eliminate the need for early entry for rose harvesting in greenhouses. EPA is interested in working with the rose industry to identify specific research efforts and explore how best to incorporate practices at individual grower establishments. The Agency expects to meet frequently with the rose industry to discuss implementation of the exception as well as the research efforts. The Worker Protection Standard prohibits agricultural workers from entering pesticide-treated areas for periods of time ranging from four to 72 or more hours (depending upon the toxicity of the pesticide) following application. The Worker Protection Standard is intended to reduce the risk of pesticide poisonings and injuries among agricultural employees who may be exposed to pesticides while performing hand-labor operations in or on farms, forests, nurseries and greenhouses, as well as those who mix, load or apply pesticides. U. S. Environmental Protection Agency, December 20, 1996


Over Half of Registrations in FY 1996 are Safer, Reduced-Risk Pesticides

The 1996 annual report of EPA's Office of Pesticide Programs notes that over half of the 22 new active pesticide ingredients registered in Fiscal Year 1996 are safer, reduced risk pesticides, such as biologicals. This continues a trend that began several years ago. Other major accomplishments pointed out in the 47-page report include: 27 Reregistration Eligibility Decisions, 10 Special Review completions, the near completion of plans for a new Antimicrobial Division (created to expedite the registration of antimicrobial pesticides with significant public health uses), expanded outreach and training in the Worker Protection Standard program, the establishment of a high-level Food Safety Advisory Committee to assist the Agency in implementing the Food Quality Protection Act of 1996, and the addition of a significant number of partners and supporters to the Pesticide Environmental Stewardship Program. Under the adverse effects reporting requirements of the Federal Insecticide, Fungicide, and Rodenticide Act, EPA received approximately 1500 submissions containing more than 9,200 incidents, such as poisonings and other health effects. EPA's analysis of this incident data results in risk reduction actions. For example, certain pet products now have improved product labels which should result in safer use. In addition, approximately 20,000 calls were received by the Pesticides Hotline (1-800-858-7378) during the year.

The 1996 annual report will soon be accessible from the EPA home page address: http://www.epa.gov. Copies of the report can be obtained by calling the Office of Pesticide Programs Communications Branch at 703-305-5017. U. S. Environmental Protection Agency, December 20, 1996


Top Ten Pesticide Infractions

Listed below are ten common infractions of pesticide laws as found by inspectors in one EPA region. The list provides some good points for pesticide training classes because it serves as a reminder of some of the simple things that can be overlooked. The points are valid for both private and commercial applicators.

  1. Invalid business or applicator license. Do you know where your card is? If so, check the expiration date. If not, well . . .
  2. Label violation. This includes the use of a product on plants (or sites) no longer supported by the label or not following label instructions. For example, the labels for many pesticides have been changed over the past 4 to 5 years as a result of the EPA's reregistration program. Consequently, many uses for products, such as diazinon and malathion, have been eliminated. Some applicators may continue to buy and use products on plants (sites) that are no longer on the label. Reading the label before purchase and use is imperative.
  3. Improper mixing. Read compatibility statements and other directions carefully. Problems here can be due to prohibited tank mixes that cause interactions. There can be plant reactions from combinations of certain classes of pesticides that are applied days, or even weeks, apart.
  4. Failure to survey the site before applying a pesticide. This can range from overlooking or forgetting a sinkhole in a field to accidental spraying of the pet's water bowl or children's toys by a lawn care applicator.
  5. Poor preparation for spills or other emergencies. How many application rigs carry some soap, water, disposable towels, and an eyewash kit? Worker protection standards now are very specific about providing decontamination materials. Applicators should be familiar with how to handle spills of the pesticides they are transporting or applying.
  6. Drift complaints. Particle and/or vapor drift can result in off-target movement of a pesticide. Knowledge of product characteristics and attention to environmental conditions such as wind speeds or inversions will reduce the potential for problems. Be aware of sensitive nearby crops or plants.
  7. Incomplete or missing records. Private and commercial applicators must keep appropriate records of pesticide applications. Dealers who sell restricted use pesticides also must maintain records that contain specific information about products and purchasers.
  8. Spray tank not properly cleaned; applicator not familiar with tank's history. This can lead to crop damage or illegal residues. Purchase of used spray equipment should include determining the types of products that had been applied by the previous owner. Solvents in some EC formulations can serve as tank cleaners. This can result in inadvertent crop injury by the new owner.
  9. Applicator makes erroneous product safety claims. While there could be cases of overselling a product, lack of familiarity with the label may be a major reason for unrealistic claims. Read beyond just the crop and rate information. Look critically for cautions or warnings, such as crop or variety sensitivity or effects of specific weather conditions on applications or product efficacy.
  10. Failure to use required personal protective equipment. Requirements are spelled out now and may even require specific types of gloves or spray suits. Use quality equipment and keep it clean and functional. Replace it as needed.

Attaining familiarity with product labels, technical bulletins, state and federal laws, and material safety data sheets, along with attention to details are keys to avoiding common pitfalls associated with pesticide applications. Kentucky Pest News, Kentucky Cooperative Extension Service Number 762, November 25, 1996


Are Talking Product Labels the Answer to Pesticide Misuse?

EPA's Office of Pesticide Programs (OPP) has concluded that residential users and professional agricultural pesticide applicators are not reading product labels as frequently or carefully as they should. A possible solution to the problem may be talking labels.

With the assistance of a few pesticide, computer chip and battery companies, EPA's OPP has developed prototype talking labels for pesticide aerosol foggers and larger size agricultural pesticide containers. The prototype containers have embossed labels with 20 to 45-second messages recorded on battery operated computer chips. The messages are triggered and played before the product is used (i.e., when the cap is removed). The messages, in English and Spanish, include the name of the product, the message please read the label in entirety before use, and precautionary statements from the manufacturer regarding human health, physical chemical, and environmental hazards.

The idea, as conceptualized by EPA's OPP, is strictly educational and voluntary and not intended to increase the regulatory burden on pesticide manufacturers. According to an agency spokesperson, EPA will not proceed with the labels without the full cooperation, backing, and support of the manufacturers. Furthermore, the agency is seeking input from the pesticide user community, government agencies such as FDA, USDA and OSHA, and pesticide manufacturers on whether the talking product labels can work in the real world.

A survey by Nebraska agricultural engineers reported in the Fall 1994 in Chemical Application Journal that found that two out of every three pesticide applicators made significant errors in application of pesticides due to inaccurate calibration, incorrect mixing, worn equipment, and failure to read the product label. Surveys by EPA in the late 1980s and early 1990s found that a large portion of the pesticide user community does not: 1) read the label prior to application; 2) follow the directions for use (resulting in over and under application of pesticides); and 3) communicate information about the pesticide being applied in the field to agricultural workers.

Consumers of home-use pesticides often do not bother to read the product labels. Among the reasons given by an EPA spokesperson for people failing to read product labels are that some people are visually impaired, some read at only an eighth-grade level and do not understand the label, and 13% of the population is bilingual with Spanish being the preferred language.

Cost estimates provided by EPA for talking pesticide product labels ranged from an additional $2 per can for a million products to 2 cents per can if 50 million were produced. The cost could reach $10 per five-gallon container for agricultural use pesticides. Pesticide and Toxic Chemical News 24(51), October 16, 1996


Children and Pesticide Safety

Pesticides can be beneficial to society. Pesticides also can be dangerous if used carelessly or if they are not stored properly and out of the reach of children. A survey done by EPA regarding pesticides used in and around the home revealed some significant findings:

Bathrooms and kitchens were cited as the areas in the home most likely to have improperly stored pesticides. Examples of common household pesticides found in bathrooms and kitchens include bleach, kitchen and bath disinfectants, flea and tick shampoos for pets, roach sprays, and insect and wasp sprays. Other household pesticides include swimming pool chemicals and weed killers.

Under FIFRA, EPA has required that most residential-use pesticides with a signal word of danger or warning have to be in child-resistant packaging. Child-resistant packaging is designed to prevent most children under the age of five from gaining access to the pesticide, or at least delay their access. Individuals must also take precautions to protect children from accidental pesticide poisonings or exposures. The following are some recommendations for preventing accidental poisoning:

If a pesticide-related emergency occurs, try to determine what the person was exposed to and what part of the body was affected before you take action, since taking the right action is as important as taking immediate action. If the person is unconscious, having trouble breathing, or having convulsions, give needed first aid immediately. Call 911 or your local emergency service. If the person does not have these symptoms, contact your local Poison Control Center, physician, or call 911 or your local emergency service and follow their directions. Have the product container with you when you call for assistance.

The following are some general first aid guidelines related to accidental poisoning:

Swallowed Poison: Induce vomiting only if directed to do so. It will depend on what the person has swallowed. Some products are caustic and will cause more damage if the person is made to vomit.

Poison in Eye: Eye membranes absorb pesticides faster than any other external part of the body. Eye damage can occur in a few minutes with some types of pesticides. If poison splashes into an eye, hold the eyelid open and wash quickly and gently with clean running water from the tap or a gentle stream from a hose for at least 15 minutes. If possible, have someone else contact emergency services for you while the victim is being treated. Do not use eye drops or chemicals or drugs in the wash water.

Poison on Skin: If pesticide splashes on the skin, drench the area with water and remove contaminated clothing. Wash skin and hair thoroughly with soap and water.

Inhaled Poison: Carry or drag the victim to fresh air immediately. If you think you need protection such as a respirator and one is not available to you, call the Fire Department and wait for emergency equipment before entering the area so as to not endanger yourself. Loosen victim's tight clothing. If the victim's skin is blue or the victim has stopped breathing, give artificial respiration and call rescue service for help. Open doors and windows so no one else will be poisoned by the fumes. EPA Technical Release 7506C; February 1996 in Chemically Speaking, University of Florida November 1996


Pesticide Reregistration Update



Pesticide Exposures in 1995

Of 67,159 reported exposures to pesticides in 1995, 13 resulted in fatalities and 169 in life-threatening effects, according to data collected by poison control centers and now available through the American Association of Poison Control Centers's (AAPCC) Toxic Exposure Surveillance System (TESS). Organophosphates were the single largest cause of most of the calls to poison control centers, followed by piperonyl butoxide/pyrethrins and insect repellents, the group said. According to the information provided by AAPCC, TESS is the only comprehensive database of actual human poison exposure cases in the U. S. It includes case-by-case listings that describe the age of the patient, routes of exposure, clinical effects and patient outcome. For more information, contact Toby Litovitz or Rose Ann Soloway at 202-362-7217. Pesticide and Toxic Chemical News 25(7), December 11, 1996




Recommendations for the use of chemicals are included in this publication as a covenience to the reader. The use of brand names and any mention or listing of commercial products or services in this publication does not imply endorsement by the North Carolina Cooperative Extension Service nor discrimination against similar products or services not mentioned. Individuals who use chemicals are responsible for ensuring that the intended use complies with current regulations and conforms to the product label. Be sure to obtain current information about usage and examine a current product label before applying any chemical. For assistance, contact an agent of the North Carolina Cooperative Extension Service in your county.




Prepared by: Stephen J. Toth, Jr., Extension Specialist, Pesticide Impact Assessment

Send comments or requests for further information to: Steve_Toth@ncsu.edu




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Web page last updated on January 2, 1997 by Stephen J. Toth, Jr.

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