From 2004 to 2012, fenamidone (FenStop, FenStar) was screened through the IR-4 Program as drench or foliar applications for effacay against nine Phytophthora species causing root rots and
Category: Efficacy
Oxalis Efficacy Summary – 2020
Nursery growers have had a longstanding battle to control weeds in environmental horticulture crops. Oxalis (Oxalis spp.) is one of the most difficult weeds to control in
Downy Mildew APHIS Research Summary
Over a 5-year timeframe starting in 2013, the team of researchers listed above investigated several downy mildews – Impatiens and Cucurbit, primarily,
Scale and Mealybug Efficacy – 2019
Managing scale and mealybug insects presents unique challenges. Products with contact modes of action must be applied at specific timings in order to reach the most susceptible crawler stages.
Mite Efficacy Summary – 2019
From 1999 to 2016, 34 active ingredients were tested mainly as foliar applications against several genera and species of mite pests on ornamentals and vegetables.
Beetle, Borer, Weevil & White Grub Efficacy – 2019
Collectively, managing coleopteran insects can be challenging because the adult and larval stages may both cause damage and sometimes occur on different hosts or on different plant parts.
Algal Leaf Spot Efficacy Summary – 2019
At the IR-4 Environmental Horticulture Program Workshop in 2015, Algal Leaf Spot Efficacy was selected as a regional special project for the Southern Region
Botrytis Efficacy Summary – 2019
At the IR-4 Ornamental Horticulture Program Workshop in 2011, Botrytis Efficacy was selected as a high priority project to expand the knowledge and list of fungicides available to growers for these diseases.
Fusarium Efficacy Summary & Literature Review – 2018
From 2001 to 2015, numerous products representing 32 active ingredients were evaluated in greenhouse and field trials as soil drench, soil incorporation, foliar, in-furrow, drip irrigation or tuber
Rhizoctonia Efficacy Summary & Literature Review – 2018
From 1999 to 2016, numerous products representing 36 active ingredients were evaluated in several greenhouse experiments as soil drench, soil incorporation, foliar or soak application,