Effects of Integrated Pest Management for grazing dairy cattle on beneficial insect diversity

Presenter's Name(s)

Lauren Giroux

Conference Year

2023

Abstract

Common chemical parasiticides ivermectin and deltamethrin contain components such as macrocyclic lactones, which remain partially unmetabolized by cattle, leaving residues in dung and soil (Floate 2006). These residues have been linked to a significant reduction in the survival of dung beetle larvae and pupae, as well as diversity (Lumaret et al. 1993, Sands and Wall 2018). Here, we assess alternative integrated pest management (IPM) principles on beneficial insect diversity in pasturelands. Using dung-baited traps at 27 Vermont dairy farms, we analyze species abundance, richness, and diversity, aiming to develop an IPM toolkit for eco-friendly practices and reduced financial burden.

Primary Faculty Mentor Name

Nicholas Gotelli

Status

Undergraduate

Student College

College of Arts and Sciences

Second Student College

College of Agriculture and Life Sciences

Program/Major

Biology

Primary Research Category

Life Sciences

Abstract only.

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Effects of Integrated Pest Management for grazing dairy cattle on beneficial insect diversity

Common chemical parasiticides ivermectin and deltamethrin contain components such as macrocyclic lactones, which remain partially unmetabolized by cattle, leaving residues in dung and soil (Floate 2006). These residues have been linked to a significant reduction in the survival of dung beetle larvae and pupae, as well as diversity (Lumaret et al. 1993, Sands and Wall 2018). Here, we assess alternative integrated pest management (IPM) principles on beneficial insect diversity in pasturelands. Using dung-baited traps at 27 Vermont dairy farms, we analyze species abundance, richness, and diversity, aiming to develop an IPM toolkit for eco-friendly practices and reduced financial burden.