EMBANKING. 435 



and the tillage for barley, mixing the ashes well with the 

 soil: as it is very thin skinned land, he will lay 80 loads 

 per acre. He has hollow-drained part, and intends the 

 rest. 



On another piece of the same soil he has got turnips 

 for the first crop. His oats, however, are worth at least 

 61. or 7I. per acre more than the turnips. 



jMr. VVynearls, near iMarham, on a common being 

 enclosed, pared and burnt 200 acres for turnips and cole- 

 seed. 



SECT. V. — EMBANKING. 



The tra6lof land in Norfolk, between the rivers Wyne 

 and Ouze, called Marshland, is one of the richest distridls 

 in the kingdom. It spreads also into Lincolnshire, and 

 forms altogether by far the largest salt-marsh we have. As 

 the sea still retires from this coast, it is easy to perceive 

 in what manner all this country has been the gift of that 

 overwhelming element, which in other places encroaches 

 so severely, and is, at high tides, restrained even here with 

 so much difficulty. 



7'he soil of the whole is the subsidence of a muddy 

 water, with a considerable portion of what the waves, 

 powerful in their agitation, wash from the bottom of the 

 adjoining gulph, which forms the embouchure of two 

 considerable rivers. It is a mixture of sea-sand and mud, 

 which is of so argillaceous a quality, that the surface of it 

 which covers the santl, gives it the common acceptation 

 of a strong clay country. Is its extraordinary fertility at 

 all owing to the marine acid, with which every particle is 

 impregnated? That cause has every where on the coasts 

 F f 2 »f 



