Pesticide usage - arable crops and potato stores 2018: survey results

Information from a survey of pesticide use on arable crops and potato stores in Scotland during 2018.

This document is part of a collection


Table 20: Mode of action/chemical group of fungicide active substances on all arable crops - 2018

Area (ha) and weight (kg) of active substances for all crops

Mode of Action Active Substance Group Name Chemical Group FRAC Group Total Arable 2018 Total Arable 2018
ha kg
Nucleic Acid Synthesis Metalaxyl-M Phenylamide Acylalanine 4 178 13
Cytoskeleton and motor proteins Thiophanate-methyl Methyl benzimidazole carbamate Thiophanate 1 909 281
  Zoxamide Benzamide Toluamides 22 8,899 1,505
  Fluopicolide Benzamide Pyridinylmethyl-benzamide 43 13,981 1,327
All cytoskeleton and motor proteins         23,789 3,112
Respiration Benzovindiflupyr SDHI Pyrazole-4-carboxamides 7 24,829 1,271
  Bixafen SDHI Pyrazole-4-carboxamides 7 85,195 3,810
  Boscalid SDHI Pyridine-carboxamides 7 59,262 11,572
  Fluopyram SDHI Pyridinyl-ethyl-benzamides 7 10,389 992
  Fluxapyroxad SDHI Pyrazole-4-carboxamides 7 169,253 8,225
  Isopyrazam SDHI Pyrazole-4-carboxamides 7 14,784 756
  Penthiopyrad SDHI Pyrazole-4-carboxamides 7 25,601 2,614
  Azoxystrobin Qo inhibitors Strobilurin 11 33,454 5,087
  Dimoxystrobin Qo inhibitors Strobilurin 11 1,446 143
  Fluoxastrobin Qo inhibitors Strobilurin 11 80,500 3,029

Cont…

Table 20: Mode of action/chemical group of fungicide active substances on all arable crops – 2018 continued

Area (ha) and weight (kg) of active substances for all crops

Mode of Action Active Substance Group Name Chemical Group FRAC Group Total Arable 2018 Total Arable 2018
ha kg
  Kresoxim-methyl Qo inhibitors Strobilurin 11 20,637 1,380
  Picoxystrobin Qo inhibitors Strobilurin 11 6,749 457
  Pyraclostrobin Qo inhibitors Strobilurin 11 69,674 5,201
  Trifloxystrobin Qo inhibitors Strobilurin 11 148,824 6,330
  Fenamidone Qo inhibitor Imidazolinones 11 2,224 332
  Cyazofamid Qi inhibitor Cyano-imidazole 21 54,530 4,382
  Amisulbrom Qi inhibitor Sulfamoyl-triazole 21 25,318 2,210
  Fluazinam Phenylpyridinamine 2,6-dinitro-anilines 29 18,726 4,518
  Ametoctradin Qo inhibitor, stigmatellin binding type Triazolo-pyrimidine 45 20,594 4,943
All respiration 871,990 67,252
Amino acids and protein synthesis Cyprodinil Anilino - pyrimidine Anilino - pyrimidine 9 35,298 6,017
Signal transduction Proquinazid Aza-Naphthalenes Quinazolinone 13 45,388 1,124

Cont…

Table 20: Mode of action/chemical group of fungicide active substances on all arable crops – 2018 continued

Area (ha) and weight (kg) of active substances for all crops

Mode of Action Active Substance Group Name Chemical Group FRAC Group Total Arable 2018 Total Arable 2018
ha kg
Lipid synthesis and membrane integrity Propamocarb Hydrochloride Carbamate Carbamate 28 20,951 18,725
  Oxathiapiprolin OSBPI Piperidinyl-thiazole-isoxazolines 49 10,100 149
All Lipid synthesis and membrane integrity         31,051 18,874
Sterol biosynthesis in membranes Cyproconazole Demethylation inhibitor Triazoles 3 25,062 1,178
  Difenoconazole Demethylation inhibitor Triazoles 3 1,663 187
  Epoxiconazole Demethylation inhibitor Triazoles 3 275,836 17,368
  Metconazole Demethylation inhibitor Triazoles 3 20,964 661
  Prochloraz Demethylation inhibitor Imidazoles 3 39,485 7,745

Cont…

Table 20: Mode of action/chemical group of fungicide active substances on all arable crops – 2018 continued

Area (ha) and weight (kg) of active substances for all crops

Mode of Action Active Substance Group Name Chemical Group FRAC Group Total Arable 2018 Total Arable 2018
ha kg
  Propiconazole Demethylation inhibitor Triazoles 3 2,212 135
  Prothioconazole Demethylation inhibitor Triazolinthiones 3 522,760 44,558
  Tebuconazole Demethylation inhibitor Triazoles 3 256,588 21,847
  Fenpropimorph Morpholines Morpholines 5 128,319 22,949
  Fenpropidin Morpholines Piperidines 5 1,492 224
  Spiroxamine Morpholines Spiroketal-amines 5 72,516 13,066
All sterol biosynthesis in membranes 1,346,899 129,916
Cell wall biosynthesis Dimethomorph Carboxylic acid amide Morpholines 40 43,317 7,570
  Mandipropamid Carboxylic acid amide Mandelic acid amides 40 32,737 4,738
  Benthiavalicarb isopropyl Carboxylic acid amide Valinamide carbamate 40 9,311 259
All cell wall biosynthesis 85,365 12,567

Cont…

Table 20: Mode of action/chemical group of fungicide active substances on all arable crops – 2018 continued

Area (ha) and weight (kg) of active substances for all crops

Mode of Action Active Substance Group Name Chemical Group FRAC Group Total Arable 2018 Total Arable 2018
ha kg
Unknown mode of action Cyflufenamid Phenyl-acetamide Phenyl-acetamide U 06 49,159 431
  Cymoxanil Cyanoacetamide oxime Cyanoacetamide oxime 27 89,719 7,953
  Metrafenone Aryl-phenyl-ketone Benzophenone U 08 27,232 1,815
All unknown mode of action 166,110 10,199
Chemicals with multi-site activity Mancozeb Dithio-carbamate Dithio-carbamate M 03 94,296 112,566
  Folpet Phthalimide Phthalimide M 04 21,818 9,829
  Chlorothalonil Chloronitrile Chloronitrile M 05 551,197 265,259
All chemicals with multi-site activity         667,311 387,654
All fungicides         3,273,378 636,729
Sulphur         1,562 2,662
Area grown         488,318  

Note: Active substances have been grouped by their mode of action.  Full details on mode of action classification can be found on the Fungicide Resistance Action Committee (FRAC) webpage(10)

Contact

Email: psu@sasa.gov.scot

Back to top