Pesticide usage in Scotland: Grassland and Fodder Crops 2021

This publication presents information from a survey of pesticide use on grassland and fodder crops in Scotland during 2021.


Table 13: Principal active substances by weight

Weight (kg) of the 20 most used active substances on all grass and fodder crops surveyed

  Active substance Type(1) 2021 2017 % change
1 MCPA H 23,439 26,536 -12
2 2,4-D H 16,349 5,934 176
3 Glyphosate H 12,699 8,319 53
4 Triclopyr H 6,547 5,872 12
5 Fluroxypyr H 5,953 5,646 5
6 Metamitron H 2,167 1,133 91
7 Clopyralid H 2,004 1,236 62
8 Metazachlor H 1,251 1,100 14
9 Pendimethalin H 1,165 954 22
10 Dimethenamid-P H 816 599 36
11 Dicamba H 754 138 448
12 Sulphur SU 634 0 [z]
13 Folpet F 384 37 937
14 2,4-DB H 359 5,678 -94
15 Ethofumesate H 292 114 156
16 Prothioconazole F/S 256 331 -23
17 Phenmedipham H 244 79 210
18 Mecoprop-P H 216 105 106
19 Asulam* H 187 24,817 -99
20 Cyprodinil F 152 83 84

(1) Pesticide type = F: Fungicide, H: Herbicide, I: Insecticide, S: Seed treatment, SU: Sulphur. Note: some shorthand is used in this table: [z] = not applicable.

* The asulam treated area and weight applied will be underestimated. See footnote Table 3 for further information.

Contact

Email: psu@sasa.gov.scot

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