A (hopefully!) helpful guide.
CLICK this link: /http://edina.ac.uk/
(Items in bold italics indicate where to click on the ensuing pages)
E-books – The Statistical Accounts of Scotland 1791-1845 -CLICK
For non-subscribers –browse scanned pages – CLICK
Search by name – for example, type Harris – SEARCH
Harris, County of Inverness. Account of 1791-99, volume 10, page 342 – CLICK
Harris, County of Inverness. Account of 1834-45, volume 14, page 155
You can then read the original scanned document.
Pages 352-355, within the section on agriculture, contains a detailed account of the construction and cultivation of ‘lazy-beds’.