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Design and Analysis of Breeding Trials

The course is designed to acquaint plant breeders with the different experimental designs used in breeding trials, and with analysis of data from single and multi-environment trials. It also introduces Plant Breeding Tools (PBTools), a software with a user-friendly GUI created in Java and functions developed in the R environment to assist plant breeders in the design and analysis of data. The course employs a combination of lecture and hands-on exercises using PBTools.

Course Objectives

  • Describe the three essential components of an experimental design and explain the importance of each component.
  • Identify the advantages and disadvantages of using the different experimental designs used in variety trials.
  • Generate randomization and electronic field book using PBTools.
  • Demonstrate how to analyze single and multi-environment trials using PBTools.
  • Introduce the use of biplots in multi-environment trials

Course Content

  • Experimental designs used in breeding trials
  • Analysis of single environment trials
  • Analysis of multi-environment trials
  • Introduction to biplots

Course Coordinator

Ms. Alaine Gulles
Biometrics and Breeding Informatics
Genetics and Biotechnology Division, IRRI

About the Course

Course Schedule:  May 15 - 18, 2018

Venue: RB Conference Room 1, NCBL, IRRI Los Baños, Philippines

Application Period:  until March 9, 2018

How to Apply:

Requirements and Instructions:

Please read before proceeding to the online application.

    1. Interested applicants must have a fully accomplished online application form with all the necessary attachments on or before March 9, 2018.
    2. Applicant must have a certification of availability of funding from IRRI, donors or sponsoring agencies to cover the full cost of the training.  This should be reflected in the Endorsement form or Consent form that can be downloaded below.
    3. Slots for this training are awarded on a competitive basis and participants will be chosen based on the information provided on the online application form.


  1. Download and accomplish the consent form that you will need for your application. Please attach them to the online application form. 
    • Consent form (Save as PDF with CF_DABT2018_Your-Last-Name as filename).
  2. Proceed with the online application here.


        1.  Applicants will be notified thru email if they are accepted or not, on or before March 16, 2018.
        2.  Participants must bring their own laptop with Windows Operating System.

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