(a) To identify the nature of the main other gainful activities of farm families; (b) to measure their importance to the total income of the family, and (c) to measure the differences in (a) and (b) by region and by size of farm. Variables Agricultural holdings: type, size, tenure; farm households: size, composition, occupations; farm household incomes: earned and unearned by source; employment of non-household members; attitudes to part-time farming; changes in farm business; work history of farmers; means of acquiring land; farm succession plans; travel to work; date first farming; farm investment; grant-aided investment.