f 240 AGRICULTURE. BOOK I. 



cultivation of the surrounding fields. This part of the business 

 is sometimes critical in mossy or sandy ground. In a compre- 

 hensive scheme devised by me for flooding, at Linkhouse, 

 nearly 2000 acres of blown sand or downs near the sea, and 

 covered with little more than elymus arenarius, — the reservoir to 

 hold the water for this purpose, being built in sandy ground 

 (though tolerably Well puddled), broke down as soon as it was 

 filled with water, and apparently defeated the whole scheme. 

 Fortunately, however, this took place when little more than 

 15/. had been expended. Soon after I found it equally 

 practicable, and not much more expensive, to turn off the 

 stream further from the ground, and lead it to different parts, 

 in gutters, either made upon the surface, or in the most sandy 

 parts formed of wooden or baked-clay troughs or conductors. 

 When this has been accomplished a few years, it will render 

 ground which now rents at 13s. an acre annually, worth 4/. 4s. 

 for the same period. 



3. Roots, leaves, and other herbage, are commonly culti- 

 vated by the drill husbandry, and often serve the double pur- 

 pose of a crop and fallow. Their culture, though various, is 

 simple and easy. 



4. Particular crops, or garden vegetables.— This class in- 

 cludes some very profitable crops, and a considerable diversity 



