Pesticide Usage in Scotland: Outdoor Vegetable Crops 2015

Information from a survey of pesticide use on vegetable crops grown for human consumption in Scotland during 2015.

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Table 31 Mode of action/chemical group of fungicide active substances

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

Mode of action Active Substance Group Name Chemical Group FRAC Group Total Vegetables Total Vegetables
          (ha) (kg)
Amino acids & protein synthesis Cyprodinil Anilino-pyrimidine Anilino-pyrimidine 9 4,227 1,336
All amino acids & protein synthesis         4,227 1,336
Cell wall biosynthesis Dimethomorph Carboxylic acid amide Morpholine 40 392 64
Mandipropamid Carboxylic acid amide Mandelic acid amides 40 81 12
All cell wall biosynthesis         473 76
Cytoskeleton and motor proteins Thiophanate-Methyl Methyl Benzimidazole Carbamate Thiophanate 1 635 212
Fluopicolide benzamide Pyridinylmethyl-benzamide 43 376 38
All cytoskeleton and motor proteins         1,011 250
Lipid synthesis and membrane integrity Propamocarb Hydrochloride Carbamate Carbamate 28 376 376
All lipid synthesis and membrane integrity         376 376
Mode of action Active Substance Group Name Chemical Group FRAC Group Total Vegetables Total Vegetables
          (ha) (kg)
Multi-site contact activity Copper Oxychloride Inorganic Inorganic M1 5,409 2,047
Mancozeb Dithio-carbamate Dithio-carbamate M3 555 777
Chlorothalonil Chloronitrile Chloronitrile M5 2,198 1,812
All multi-site contact activity         8,162 4,636
Nucleic Acid Synthesis Metalaxyl-M Phenylamide Acylalanine 4 4,502 1,324
All nucleic Acid Synthesis         4,502 1,324
Respiration Boscalid SDHI pyridine-carboxamide 7 9,528 2,291
Azoxystrobin Qo inhibitors Strobilurin 11 12,786 2,571
Pyraclostrobin Qo inhibitors Strobilurin 11 9,528 575
Trifloxystrobin Qo inhibitors Strobilurin 11 3,134 276
All respiration         34,976 5,713
Signal transduction Iprodione Dicarboximide Dicarboximide 2 1,457 601
Fludioxonil Phenylpyrroles Phenylpyrroles 12 4,227 891
All Signal transduction         5,684 1,492
Mode of action Active Substance Group Name Chemical Group FRAC Group Total Vegetables Total Vegetables
          (ha) (kg)
Sterol biosynthesis in membranes Difenoconazole DeMethylation Inhibitor Triazole 3 3,261 358
Prothioconazole DeMethylation Inhibitor Triazolinthione 3 7,373 1,414
Tebuconazole DeMethylation Inhibitor Triazole 3 8,694 1,463
Fenpropimorph Morpholine Morpholine 5 3,140 1,984
Fenhexamid Hydroxyanilide Hydroxyanilide 17 11 8
All sterol biosynthesis in membranes         22,479 5,227
All fungicides         81,890 20,429
Sulphur         2,556 6,335
Area grown         16,671  

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 (7).

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