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.
From 1999 to 2019, numerous products representing 36 active ingredients were evaluated in several greenhouse experiments as soil drench, soil incorporation, foliar or soak application,
From 2001 to 2019, numerous products representing 40 active ingredients were evaluated in greenhouse and field trials as soil drench, soil incorporation, foliar, in-furrow, drip irrigation or
From 2003 to 2018, numerous products representing 23 active ingredients were evaluated in greenhouse trials as soil drench against Thielaviopsis basicola causing black root
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.
Nursery growers have had a longstanding battle to control weeds in environmental horticulture crops. Bittercress(Cardimine spp.), is one of the most difﬁcult weeds to control
For the last 14 years, the IR-4 Environmental Horticulture Workshop has ranked developing efficacy data on new products to manage thrips as a High Priority Project either nationally or regionally.
At the IR-4 Environmental 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.
Nursery growers have had a longstanding battle to control weeds in environmental horticulture crops. Spurge (Chamaesyce maculata), is one of the most difﬁcult weeds to control
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