BIOASSAY OF TOXICITY OF INSECTICIDES IN SOIL USING EGGS AND LARVAE OF THE CABBAGE MAGGOT, HYLEMYA BRASSICAE (DIPTERA: ANTHOMYIIDAE)
- 1 June 1983
- journal article
- research article
- Published by Cambridge University Press (CUP) in The Canadian Entomologist
- Vol. 115 (6), 573-576
- https://doi.org/10.4039/ent115573-6
Abstract
A bioassay method was developed for estimating persistence and rate of vertical movement of toxic residues of insecticides in soil Laboratory or field microplots of soil 15 to 45 cm deep were enclosed within a metal or plastic framework comprised of 1 or 5 cm sections which could be readily separated for bioassay. Using eggs and larvae of the cabbage maggot, toxic residues of carbofuran could be estimated at concentrations ranging from ca. 0.2 to 30 μg AI/g of dry soil. Higher concentrations were estimated from bioassays on treated soil serially diluted with untreated soil. On a mis au point une épreuve biologique pour estimer la rémanence et la rapidité du déplacement vertical des résidus toxiques d'insecticides dans le sol. On a délimité, sur le terrain ou en laboratoire, des microparcelles de sol de 15 à 45 cm de profondeur que l'on a entourées d'un cadre de métal ou de plastique composé de sections de 1 ou 5 cm facilement séparables. Les oeufs et les larves de la mouche du chou ont servi à estimer des concentrations de résidus toxiques de carbofurane variant entre 0.2 et 30 μg IA/g de sol sec. Pour les sols à concentration plus élevée, on a affectué des dilutions en série avec des sols non traités.This publication has 4 references indexed in Scilit:
- Enhanced microbial degradation of carbofuran in soils with histories of Furadan® useBulletin of Environmental Contamination and Toxicology, 1981
- TOXICITY OF SOME INSECTICIDES TO INSECTICIDE-SUSCEPTIBLE STRAINS OF THE ONION, CABBAGE, AND SEEDCORN MAGGOTS (DIPTERA: ANTHOMYIIDAE) AND THE DARKSIDED CUTWORM (LEPIDOPTERA: NOCTUIDAE)The Canadian Entomologist, 1980
- A REFINED METHOD OF HANDLING ROOT MAGGOT LARVAE (DIPTERA: ANTHOMYIIDAE) FOR BIOASSAYThe Canadian Entomologist, 1972