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Torsten Källqvist

Publications (27)

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 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 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

Risk Assessment of the Fungicide Talius with the Active Substances Proquinazid

Line Emilie Sverdrup, Christine Bjørge, Ole Martin Eklo, Merete Grung, Torsten Källqvist, Ingeborg Klingen, Marit Låg, Edgar Rivedal, Erik Ropstad & Steinar Øvrebø · European Journal of Nutrition & Food Safety · 2022

Talius is a new fungicide containing the new active substance proquinazid. Talius is a fungicide against cereal powdery mildew (Blumeria graminis) in cereals and grass seed. The risk assessment was finalized at a meeting Mai 29, 2012, by VKM’s Scientific Panel on plant protection...

Open access Research Article 10.9734/ejnfs/2022/v14i1030531

Risk Assessment of the Growth Inhibitor Bonzi with the Active Substance Paclobutrazol

Line Emilie Sverdrup, Christine Bjørge, Ole Martin Eklo, Merete Grung, Torsten Källqvist, Ingeborg Klingen, Marit Låg, Erik Ropstad & Steinar Øvrebø · European Journal of Nutrition & Food Safety · 2022

Bonzi is a new plant growth regulator containing the active ingredient paclobutrazol of the triazole chemical class. Bonzi is for use on ornamental plants, such as Chrysanthemum, Perennial Plants, Bedding Plants, Foliage Plants, Geraniums, Hibiscus and Azaleas, in nurseries and g...

Open access Research Article 10.9734/ejnfs/2022/v14i1030532

Risk Assessment of the Fungicide Luna Privilege with the Active Substance Fluopyram

Line Emilie Sverdrup, Christine Bjørge, Ole Martin Eklo, Merete Grung, Torsten Källqvist, Ingeborg Klingen, Marit Låg, Erik Ropstad & Edgar Rivedal · European Journal of Nutrition & Food Safety · 2022

Luna Privilege is a new fungicide for use in apples, pears, outdoor and indoor strawberries, outdoor and indoor lettuces, peas, beans and indoor tomatoes, and contains the new active substance fluopyram. VKM was requested by the Norwegian Food Safety Authority to consider the pos...

Open access Research Article 10.9734/ejnfs/2022/v14i1030530

Risk Assessment of the Insecticide Plenum 50 WG with the Active Substances Pymetrozine

Line Emilie Sverdrup, Christine Bjørge, Ole Martin Eklo, Merete Grung, Torsten Källqvist, Ingeborg Klingen, Marit Låg, Edgar Rivedal, Erik Ropstad & Steinar Øvrebø · European Journal of Nutrition & Food Safety · 2022

Plenum is a new insecticide containing the new active substance pymetrozine. Plenum is an insecticide against different pests in ornamentals, lettuce, cucumber and tomato in greenhouse and against pollen beetles in oilseed- and turnip rapes. The risk assessment was finalized at a...

Open access Research Article 10.9734/ejnfs/2022/v14i1030534

Risk Assessment of the Insecticide Movento 100 SC with the Active Substance Spirotetramat

Line Emilie Sverdrup, Christine Bjørge, Ole Martin Eklo, Merete Grung, Torsten Källqvist, Ingeborg Klingen, Marit Låg, Erik Ropstad & Steinar Øvrebø · European Journal of Nutrition & Food Safety · 2022

Movento 100 SC is a new insecticide containing the active substance spirotetramat. The intended use is in stone fruit, pome fruit, vegetables and ornamentals outdoors, and lettuce, tomatoes and cucumbers in greenhouses. VKM was requested by the Norwegian Food Safety Authority to...

Open access Research Article 10.9734/ejnfs/2022/v14i1030533

Evaluation of the Arguments in the Appeal from Bayer Crop Science of the Decision Made by the Norwegian Food Safety Authority on the Fungicide Infinito with the Active Substances Fluopicolide and Propamocarb

Line Emilie Sverdrup, Christine Bjørge, Ole Martin Eklo, Merete Grung, Torsten Källqvist, Ingeborg Klingen, Marit Låg & Erik Ropstad · European Journal of Nutrition & Food Safety · 2022

Infinito is a new fungicide containing the two active substances fluopicolide and propamocarb-HCl intended to protect potatoes against the blight pathogen Phytophtora infestans. Fluopicolide is a new active substance in Norway, while propamocarb-HCl is already approved in several...

Open access Research Article 10.9734/ejnfs/2022/v14i930525

Risk Assessment of the Fungicide Aviator Xpro EC 225 with the Active Substances Bixafen and Prothioconazole

Line Emilie Sverdrup, Christine Bjørge, Ole Martin Eklo, Merete Grung, Torsten Källqvist, Ingeborg Klingen, Marit Låg, Erik Ropstad & Steinar Øvrebø · European Journal of Nutrition & Food Safety · 2022

Aviator Xpro EC 225 is a new fungicide for use in cereals, containing the new active substance bixafen and the already approved active substance prothioconazole. Prothioconazole was assessed by the Norwegian Scientific Committee for Food Safety in 2006, and is therefore not inclu...

Open access Research Article 10.9734/ejnfs/2022/v14i930528

Risk Assessment of the Fungicide Infinito with the Active Substances Fluopicolide and Propamocarb HCL

Line Emilie Sverdrup, Christine Bjørge, Ole Martin Eklo, Merete Grung, Torsten Källqvist, Ingeborg Klingen, Marit Låg, Edgar Rivedal, Erik Ropstad & Steinar Øvrebø · European Journal of Nutrition & Food Safety · 2022

Infinito is a new fungicide containing the two active substances fluopicolide and propamocarb-HCL. Infinito is a new generation fungicide to protect potatoes against the blight pathogen phytophtora infestans. The risk assessment was finalized at a meeting Mai 29, 2012, by the Pan...

Open access Research Article 10.9734/ejnfs/2022/v14i930529

Environmental Risk Assessment of the Pesticide Simplex with the Active Substances Aminopyralid and Fluroxypyr

Line Emilie Sverdrup, Christine Bjørge, Ole Martin Eklo, Merete Grung, Torsten Källqvist, Ingeborg Klingen, Marit Låg, Edgar Rivedal, Erik Ropstad & Steinar Øvrebø · European Journal of Nutrition & Food Safety · 2022

Simplex is a new herbicide in Norway containing the active substances aminopyralid and fluroxypyr. Aminopyralid is a new active substance in Norway, but fluroxypyr is registered in several authorized products. The intended use of the plant protection product is in established gra...

Open access Research Article 10.9734/ejnfs/2022/v14i330486

Human Health Risk Assessment of the Pesticide Simplex with the Active Substances Aminopyralid and Fluroxypyr

Line Emilie Sverdrup, Christine Bjørge, Ole Martin Eklo, Merete Grung, Torsten Källqvist, Ingeborg Klingen, Marit Låg, Edgar Rivedal, Erik Ropstad & Steinar Øvrebø · European Journal of Nutrition & Food Safety · 2022

Simplex is a new herbicide in Norway containing the active substances aminopyralid and fluroxypyr. Aminopyralid is a new active substance in Norway, but fluroxypyr is found in several authorized products. The application concerns use in established grassland for forage, establish...

Open access Research Article 10.9734/ejnfs/2022/v14i430488

Risk Assessment of the Fungicide Bontima with the Active Substances Cyprodinil and Isopyrazam

Line Emilie Sverdrup, Christine Bjørge, Ole Martin Eklo, Merete Grung, Torsten Källqvist, Ingeborg Klingen, Marit Låg, Edgar Rivedal, Erik Ropstad & Steinar Øvrebø · European Journal of Nutrition & Food Safety · 2022

Bontima is a new fungicide containing the two active substances isopyrazam and cyprodinil. Bontima is a fungicide against the most important diseases in winter and spring barley. Isopyrazam is a new active ingredient with new mechanisms of action that may delay the development of...

Open access Research Article 10.9734/ejnfs/2022/v14i430490

Risk Assessment of the Pesticide Envidor with the Active Substance Spirodiclofen

Line Emilie Sverdrup, Christine Bjørge, Ole Martin Eklo, Merete Grung, Torsten Källqvist, Ingeborg Klingen, Marit Låg, Edgar Rivedal, Erik Ropstad & Steinar Øvrebø · European Journal of Nutrition & Food Safety · 2022

Envidor is a new product in Norway containing the active substance spirodiclofen. The product is applied for use as an insecticide and acaricide in fruit, berries and ornamentals (field, glasshouses and tunnels). The Norwegian Scientific Committee for Food Safety (VKM) was asked...

Open access Research Article 10.9734/ejnfs/2022/v14i530495

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 Pesticide Centium with the Active Substance Clomazone

Line Emilie Sverdrup, Christine Bjørge, Ole Martin Eklo, Merete Grung, Torsten Källqvist, Ingeborg Klingen, Marit Låg, Edgar Rivedal, Erik Ropstad & Steinar Øvrebø · European Journal of Nutrition & Food Safety · 2022

Centium is a new product in Norway containing the active substance clomazone. The product is applied for use as a herbicide in potato, carrot, cabbage, brussel sprout, swedes, oil seed rape, pea and bean. The Norwegian Institute for Agricultural and Environmental Research recomme...

Open access Research Article 10.9734/ejnfs/2022/v14i530496

Risk Assessment of the Pesticide Coragen 20 SC with the Active Substance Chlorantraniliprole

Line Emilie Sverdrup, Christine Bjørge, Ole Martin Eklo, Merete Grung, Torsten Källqvist, Ingeborg Klingen, Marit Låg, Edgar Rivedal, Erik Ropstad & Steinar Øvrebø · European Journal of Nutrition & Food Safety · 2022

Coragen 20 SC is a new product in Norway containing the active substance chlorantraniliprole. It is applied for use in apples against codling moth (Cydia pomonella), apple fruit moth (Argyresthia conjugella) and free leaf living larvae. The Norwegian Scientific Committee for Food...

Open access Research Article 10.9734/ejnfs/2022/v14i430492

Risk Assessment of the Insecticide/Acaricide Milbeknock with the Active Substance Milbemectin

Line Emilie Sverdrup, Christine Bjørge, Ole Martin Eklo, Merete Grung, Torsten Källqvist, Ingeborg Klingen, Marit Låg, Edgar Rivedal, Erik Ropstad & Steinar Øvrebø · European Journal of Nutrition & Food Safety · 2022

Milbeknock is a new insecticide/acaricide containing the new active substance milbemectin, which is a microbial fermentation product of Streptomyces. It is applied for control of mites and leafminers. The intended use is as a foliar spray in fruits (apples/pears), strawberries (o...

Open access Research Article 10.9734/ejnfs/2022/v14i530494

Risk Assessment of Contaminants in Sewage Sludge Applied on Norwegian Soils

Gunnar Sundstøl Eriksen, Carl Amundsen, Aksel Bernhoft, Trine Eggen, Kari Grave, Bent Halling-Sørensen, Torsten Källqvist, Trine Aulstad Sogn & Line Emilie Sverdrup · European Journal of Nutrition & Food Safety · 2021

The Norwegian Scientific Committee for Food Safety (VKM) was asked by the Norwegian Food Safety Authority to assess the risk of using sewage sludge as fertilizer and soil conditioner in agricultural lands and park areas as well as sludge mixed with soil sold to private households...

Open access Research Article 10.9734/ejnfs/2021/v13i1130458

Comparison of Organic and Conventional Food and Food Production

Jan Alexander, Åshild Kristine Andreassen, Augustine Arukwe, Aksel Bernhoft, Knut Egil Bøe, Margaretha Haugen, Torsten Källqvist, Åshild Kroghdal, Jørgen F Lassen, Bjørn Næss, Janneche Utne Skåre, Inger-Lise Steffensen, Leif Sundheim, Ole Torrissen & Gro Ingunn Hemre · European Journal of Nutrition & Food Safety · 2021

The Norwegian Scientific Committee for Food Safety performed the present assessment of the differences between organic and conventional foods and food production on plant health, animal health and welfare and human health at the request of the Norwegian Food Safety Authority. The...

Open access Research Article 10.9734/ejnfs/2021/v13i1030457

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

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

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

Comparison of Organic and Conventional Food and Food Production Part V: Human Health – Pesticide Residues

Christine Bjørge, Marit Låg, Ragna Bogen Hetland, Agnethe Christiansen, Lise Skrettberg, Åshild K. Andreassen, Augustine Arukwe, Knut Egil Bøe, Aksel Bernhoft, Ole Martin Eklo, Merete Grung, Margaretha Haugen, Gro Ingrunn Hemre, Ingeborg Klingen, Torsten Källqvist, Åshild Krogdahl, Jørgen F. Lassen, Bjørn Næss, Erik Ropstad, Janneche Utne Skåre, Inger-Lise Steffensen, Leif Sundheim, Line Emilie Sverdrup, Ole Torrissen & Jan Aelxander · European Journal of Nutrition & Food Safety · 2019

The present report is based on data from the 2010 EFSA Report on pesticide residues in food, the Norwegian monitoring programmes 2007-2012 and data from peer reviewed literature and governmental agencies. It is a challenge to perform quantitative estimates and comparative studies...

Open access Research Article 10.9734/ejnfs/2019/v9i230045