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Hubert Dirven

Publications (9)

Genotoxic Assessment of the Metabolite M-11 of Mepanipyrim, the Active Ingredient in the Plant Protection Product FRUPICA SC

Hubert Dirven, Jan Ludvig Lyche, Marit Låg, Asbjørn Magne Nilsen, Katrine Borgå, Ole Martin Eklo, Merete Grung, Line Emilie Sverdrup & Torsten Källqvist · European Journal of Nutrition & Food Safety · 2019

The VKM Panel for plant protection products considered Frupica SC in a meeting on 25.11.2010, and found the active ingredient problematic with regard to carcinogenic effects and possible genotoxicity. M11 is a metabolite of mepanipyrim which is the active ingredient the plant pro...

Open access Research Article 10.9734/ejnfs/2019/v9i330072

Re-Assessment of the Plant Protection Product PROMAN – with the Active Ingredient Metobromuron [Edition 2]

Marit Låg, Hubert Dirven, Jan Ludvig Lyche, Asbjørn Magne Nilsen, Torsten Källqvist, Katrine Borgå, Ole Martin Eklo, Merete Grung & Line Emilie Sverdrup · European Journal of Nutrition & Food Safety · 2022

Proman is a broad spectrum selective herbicide for potatoes grown outdoors, containing the active substance metobromuron. VKM’s Panel on Plant Protection Products has previously discussed questions concerning Proman raised by The Norwegian Food Safety Authority, and stated its op...

Open access Research Article 10.9734/ejnfs/2022/v14i430491

Risk Assessment of the Plant Protection Product PROMAN – with the Active Ingredient Metobromuron

Marit Låg, Hubert Dirven, Jan Ludvig Lyche, Asbjørn Magne Nilsen, Katrine Borgå, Ole Martin Eklo, Merete Grung, Line Emilie Sverdrup & Torsten Källqvist · European Journal of Nutrition & Food Safety · 2019

Proman is a new product containing the active substance metobromuron. The intended use is as a broad spectrum selective herbicide for potatoes grown outdoors. VKM’s Panel on Plant Protection Products has discussed the questions raised by The Norwegian Food Safety Authority in the...

Open access Research Article 10.9734/ejnfs/2019/v11i230139

Risk Assessment of the Active Plant Protection Product Ingredient MCPA (4-chloro-2-methylphenoxyacetic acid): AOEL and ADI Determination

Asbjørn Magne Nilsen, Hubert Dirven, Jan Ludvig Lyche, Marit Låg, Katrine Borgå, Ole Martin Eklo, Merete Grung, Line Emilie Sverdrup & Torsten Källqvist · European Journal of Nutrition & Food Safety · 2019

MCPA (4-chloro-2-methylphenoxyacetic acid) is the active ingredient in several registered herbicides. VKM concluded in 2006 that the effects observed in experiments with dogs were of little relevance to humans, and an AOEL value of 0.036 mg/kg bw/day was proposed, based on renal...

Open access Research Article 10.9734/ejnfs/2019/v11i130126

Risk Assessment of the Metabolite M44 of Bixafen, One of the Active Substancesin Aviator Xpro EC225

Jan Ludvig Lyche, Hubert Dirven, Marit Låg, Asbjørn Magne Nilsen, Katrine Borgå, Ole Martin Eklo, Merete Grung, Line Emilie Sverdrup & Torsten Källqvist · European Journal of Nutrition & Food Safety · 2019

Aviator Xpro EC 225 containing the active substance bixafen was assessed by VKM in spring 2013, and it was concluded that the metabolite M44 has potential for groundwater contamination. Furthermore, VKM assessed in late 2013 the relevance of this metabolite in accordance with the...

Open access Research Article 10.9734/ejnfs/2019/v9i430077

Risk Assessment of the Biological Plant Protection Products Nemasys G and Nemasys H with the Active Organism Heterorhabditis Bacteriophora

Torsten Källqvist, Katrine Borgå, Hubert Dirven, Ole Martin Eklo, Merete Grung, Jan Ludvig Lyche, Marit Låg, Asbjørn Magne Nilsen & Line Emilie Sverdrup · European Journal of Nutrition & Food Safety · 2022

Nemasys G and Nemasys H with the nematode Heterorhabditis bacteriophora as the active organism is applied for as a plant protection product in Norway. Nemasys G is intended for use against the garden chafer (Phyllopertha horticola) in lawns and Nemasys H against black vine weevil...

Open access Research Article 10.9734/ejnfs/2022/v14i930527

Risk Assessment of the Biological Control Product «Gulløyelarver» with the Active Organism Chrysoperla Carnea

Torsten Källqvist, Katrine Borgå, Hubert Dirven, Ole Martin Eklo, Merete Grung, Jan Ludvig Lyche, Marit Låg, Asbjørn Magne Nilsen & Line Emilie Sverdrup · European Journal of Nutrition & Food Safety · 2022

Gulløyelarver (green lacewing larvae, Chrysoperla carnea) is a product for biological control. The application is for use against aphids in green-houses and tunnels. Gulløyelarver was used in Norway from 1985-1993. An assessment in 2001 concluded however that the use of products...

Open access Research Article 10.9734/ejnfs/2022/v14i930526

Risk Assessment of Malakite with the Active Substances Dithianon and Pyrimenthanil

Torsten Källqvist, Merete Grung, Katrine Borgå, Hubert Dirven, Ole Martin Eklo, Jan Ludvig Lyche, Marit Låg, Asbjørn Magne Nilsen & Line Emilie Sverdrup · European Journal of Nutrition & Food Safety · 2019

The plant protection product Malakite (BAS 669 01 F), containing the active substances dithianon and pyrimethanil, is a fungicide against scab in pome fruits. Products containing these active plant protection substances are approved in Norway, but not with both substances in the...

Open access Research Article 10.9734/ejnfs/2019/v9i430075

Degradation and Mobility of Pesticides in Norwegian Soils

Ole Martin Eklo, Marit Almvik, Halvard Hole, Åge Arild Nyborg, Marianne Stenrød, Katrine Borgå, Hubert Dirven, Merete Grung, Jan Ludvig Lyche, Marit Låg, Asbjørn Magne Nilsen, Line Emilie Sverdrup & Torsten Källqvist · European Journal of Nutrition & Food Safety · 2019

In this report the following topic of pesticides and fate in Norway has been outlined covering: 1. Factors influencing degradation of pesticides. 2. Description and update of datasets on soil and climate in agricultural areas. 3. Normalization of field degradation data as input f...

Open access Research Article 10.9734/ejnfs/2019/v9i330071