Las etiquetas de todos los pesticidas que contienen Paraquat requieren que los aplicadores tomen el entrenamiento requerido por EPA para usuarios de Paraquat cada tres años para mezclar, cargar, aplicar, o manipular de cualquier otra manera productos con Paraquat. Este curso en línea enfatiza cómo usar Paraquat de manera apropiada y segura.

Tomar el curso y el examen tiene una duración aproximada de 60 minutos.

Si usted ya abrió una cuenta en la página web de 'eXtension Online Campus' y ya entró a su cuenta, haga clic en el título del curso (arriba) para tomar el entrenamiento.

Si usted todavía NO TIENE una cuenta en la página web de 'eXtension Online Campus', haga clic en el botón “Continue” (Continuar) para ingresar a la página donde se puede acceder al curso. Desplace la pantalla hacia abajo hasta encontrar: “Is this your first time here?” (Registro como usuario) y haga clic en “Create new account” (Crear nueva cuenta)

Cuando usted haya completado la información para matricularse (elija “NA” en la última caja para indicar que usted no es empleado gubernamental, de la universidad, o de una Extensión Universitaria), haga clic en el botón de “Create my new account” (Crear cuenta). Usted recibirá un email casi inmediatamente que dira: “Se ha solicitado la apertura de una cuenta en 'eXtension Online Campus' utilizando su dirección de correo electrónico. Para completar el proceso de inscripción, haga clic aquí, y cuando usted haga clic en el enlace, se abrirá automáticamente la página de “eXtension Online Campus,” donde usted puede dar clic en el botón de “Continue” (Continuar). Esto lo llevara a la página de entrenamientos con un botón que dice “Enroll me” (Matricularme). Haga clic en este botón y podrá comenzar a tomar el entrenamiento.  

This companion to the Seed Treatment National Pesticide Applicator Study Manual provides interactive content to assist people in understanding the material covered in the printed manual. The module contains concise information on each learning objective from the manual, a clickable glossary, and other interactive activities. This module should be used in association with the Seed Treatment—A National Pesticide Applicator Study Manual

The Seed Treatment Companion cost is $10. To purchase/enroll in JUST the course, click the Purchase/Enroll button below.

If you purchased the Seed Treatment Companion Manual/Module Bundle from the NPSEC Store, you received a code which gives you access to the module. Click the Purchase/Enroll button below and enter that code in the blank shown under the Voucher heading on the shopping cart page and click the Recalculate button.

A Spanish version is available! Click here for a Spanish version of this course.

Paraquat product labels require applicators to take an EPA-approved training every 3 years in order to mix, load, apply, or handle paraquat. This online course reinforces how to properly and safely use paraquat.

You should expect to spend about 60 minutes on the course and the assessment quiz. 

If you already have an eXtension account and are logged in, click on the title a of the course (above) and log in to begin the training. 

If you do NOT have an eXtension account, click on the continue button below takes you to the log on screen. Scroll down to "Is this your first time..." Click on the "create new account button."

Once you have completed the required information in the form (select NA in the last drop-down box if you are not an Extension, University, or Government employee), click on Create my new account. You will then get an e-mail sent almost immediately that will say: A new account has been requested at 'eXtension Online Campus' using your email address. To confirm your new account, click on the link and it will take you back to the eXtension Online Campus site, where you can click on Continue. This will take you to the training page with a button that says Enroll me. Click on this and you can start the training. 

Consider this your one stop shop for every thing Pesticide Safety Education Funds Management Program (PSEFMP) related. In this online community you have full access to the resources you need during the funding of this program. Here you will find, Frequently Asked Questions (FAQs), application submission instructions, training videos, etc. Additionally, this online community allows you the unique ability to interact with each other. 

Through this online community you are able to post questions to other PSEP coordinators to get answers questions you may have, provide feedback or simply start a discussion. Also through this online community you have the ability to participate in the resource sharing of deliverables. 

There is no requirement to be involved in this community, you are in full control of how active you want to be and your level of participation. There are opt-in and opt-out options available to you, so you choose your own level of active participation. 

This online course is the National Worker Protection Standard: Web-Based Training for Trainers of Agricultural Workers and Pesticide Handlers. The course was developed by the Pesticide Educational Resources Collaborative (PERC) through a cooperative agreement (agreement #X8-83616301) between the U.S. Environmental Protection Agency’s (EPA) Office of Pesticide Programs and the University of California Davis Extension, in collaboration with Oregon State University. Approval number EPA WPS TTT W/H 00030.

This course provides the information required to train those who will train agricultural workers and pesticide handlers under the U.S. EPA Worker Protection Standard (WPS). It will guide you through the necessary procedures to provide agricultural workers and pesticide handlers with required information on how to avoid exposure to pesticides and pesticide residue.


We had a previous concern that some users were experiencing issues progressing beyond Module 1.

We have amended technical aspects of the course and relaunched the course 6/26/20. We apologize for any inconvenience.

 We hope that the revisions will result in a successful and smooth course experience for you. We recommend Google Chrome and Mozilla Firefox, however some students have been successful using MS Edge.

System Requirements

Computer: Strongly recommended: Mac OSX 10.9 or higher or a PC running Windows 7 or higher.

Browser: Strongly recommended: Google Chrome or Mozilla Firefox. Strongly discouraged: Browsers other than those listed above. Others may work but have experienced performance issues in testing (e.g., Internet Explorer, Microsoft Edge, etc.) eXtension is not able to respond to troubleshooting inquiries if customers are using a non-recommended browser.

Audio: This course contains audio narration. To hear the narration, your computer will either need audio speakers built-in or attached. You can also listen to the audio via headphones.

For more information, contact PERCsupport@ucdavis.eduTo enroll, see below.

Course Completion Checklist

  • Complete the modules in order (12)
  • Complete the Knowledge Checks for each module (12)
  • Take the Final Exam (must score 70% to pass)
  • Complete the evaluation
  • Download certificate
  • Submit your certificate. You are responsible for identifying and submitting your certificate to appropriate entities.

The enrollment fee for this course is $35. To purchase and enroll in this course, click here:

No Refund Policy – Unless the course is not accessible using one the required operating system(s) or browser(s), then PERC will not issue a refund. If you have any questions about our No Refund Policy, please contact us at