Table 1 Summary of metrics produced assessing the Adopt-a-Crop (AAC) and the sources to which each was compared

Proportion of varieties sown which were on the Recommended List for that year

Stakeholder survey

Percentage

Most frequently listed varieties

Stakeholder survey

Top ten most commonly listed for each source; correlations test for association between the two sources

Table 2

Disease resistance rating for each disease

Stakeholder survey; Field Trials database

Percentage highly resistant to one or more diseases; percentage highly resistant to two or more diseases

Table 3

Mean disease resistance by market

Stakeholder survey

Mean resistance rating for each disease; proportion resistant to one or more diseases

Resistance rating by year

Stakeholder survey

Percent of varieties with each disease resistance rating by year; percent highly resistant per year; percent below best choice per year

Table 4

Potential market

Stakeholder survey

Percent of varieties with the potential (assessed via Recommended Lists) to be used in each barley market

Previous crop

Stakeholder survey

Percent of fields with continuous barley/cereals in each source

Figure 3

Impact of previous crop on resistance rating

Stakeholder survey

Mean disease resistance rating for continuous and non-continuous barley

Table 5

Variation in sowing of continuous barley/cereals by year

Percent of fields in AAC with continuous barley/cereals each year

Geographical spread

ERSA 2015; stakeholder survey; Field Trials database

Number and percent of farms in each sub-region of Scotland for each source

Variation of farming practice by region

For each sub-region: percent of varieties highly resistant to two or more diseases, percent of fields with continuous barley, percent of fields with continuous cereals

Regional variation in main market

ERSA 2015

Percent of fields with varieties of each market type, by sub-region