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.

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Table 23: Principal active substances by weight

Quantity (tonnes) of the 50 most used active substances, including seed treatments, on all crops surveyed

  Active substance Type(1) 2018 2016 % change
1 Chlorothalonil F 265 240 11
2 Chlormequat G 164 174 -6
3 Glyphosate H 135 169 -20
4 Mancozeb F 113 103 9
5 Pendimethalin H 97 99 -2
6 Mecoprop-P H 68 111 -38
7 Prothioconazole F/S 47 50 -6
8 Fenpropimorph F 23 22 6
9 Tebuconazole F/S 22 24 -7
10 Propamocarb hydrochloride F 19 23 -18
11 Metazachlor H 19 15 21
12 Epoxiconazole F 17 16 9
13 Fluroxypyr H 17 16 9
14 Diquat H 14 23 -39
15 Spiroxamine F 13 27 -52
16 Flufenacet H 13 13 -1
17 Boscalid F 12 12 -4
18 Metribuzin H 11 10 10
19 2-Chloroethylphosphonic acid G 10 12 -13
20 Folpet F 10 23 -57
21 Diflufenican H 9 8 9
22 Fluxapyroxad F 8 7 11
23 Prochloraz F/S 8 17 -53
24 Cymoxanil F 8 12 -35
25 Metobromuron H 8 1 1,400
26 Prosulfocarb H 8 7 8
27 Dimethomorph F 8 6 35
28 Mepiquat chloride G 7 8 -4
29 Trifloxystrobin F 6 5 16
30 MCPA H 6 8 -18
31 Cyprodinil F 6 10 -40
32 2,4-DB H 6 5 10
33 Chlorotoluron H 6 4 53
34 Metaldehyde M 5 7 -20
35 Pyraclostrobin F 5 6 -13
36 Trinexapac-ethyl G 5 5 3
37 Azoxystrobin F 5 5 -5
38 Oxamyl I 5 2 103
39 Ametoctradin F 5 4 35
40 Propyzamide H 5 4 37
41 Mandipropamid F 5 6 -19
42 Pencycuron S 5 9 -48
43 Fluazinam F 5 9 -50
44 Cyazofamid F 4 5 -12
45 Bixafen F 4 5 -19
46 Thifensulfuron-methyl H 4 4 6
47 Ferric phosphate M 3 1 197
48 Fluoxastrobin F 3 3 -13
49 Dichlorprop-P H 3 3 -14
50 Sulphur F 3 37 -93

(1) Pesticide type = F: Fungicide, G: Growth regulator, H: Herbicide, I: Insecticide, M: Molluscicide, S: Seed treatment.

Contact

Email: psu@sasa.gov.scot

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