Dr. Rose Buitenhuis from the Vineland Research and Innovation Centre discusses several factors that cause a biocontrol program to fail and explains the importance of assessing the quality of the biocontrol agents you receive. This is a great video for anyone who's had ups and downs with their biocontrol program in the past.
This video is a short recorded webinar detailing factors that can cause a biocontrol program to fail, including the compromised quality of a biocontrol shipment. At the end, the grower guide to quality assurance for biocontrol agents is introduced.
Source: onfloriculture.com