Environmental Impacts Articles

This article was co-authored by Kristy Grigg-McGuffin, OMAFRA Horticulture IPM Specialist In view of the frequent heavy rains in many regions this season, understanding rainfastness, or the ability of a pesticide to withstand rainfall, is important to ensure proper efficacy. All pesticides require a ...Read More

For many airblast operators, the spring of 2019 has been very difficult. The frequency and duration of rain events has left limited opportunity for orchard sprays. Even then, the periods between rains are transitions between warm and moist conditions and cold fronts, which makes ...Read More

Delta T, also known as “wet bulb depression”, is an atmospheric moisture parameter whose use in spraying has made its way to North America from Australian operations. It is defined as the dry bulb temperature minus the wet bulb temperature, and provides an indication ...Read More

Horticultural crops cannot be produced commercially without the use of pesticides to manage the impacts of insects and pathogens. Growers recognize the importance of pollinators and in some cases, rely on bees for pollination. Growers are practicing due-diligence to try to minimize the effects ...Read More