Explanation! of the Plata. 



Fig. 7. Gives a plan upon a smaller scale than the preceding sections, of 

 a turnip field in regular drills, in which the drills are laid off obliquely to 

 the usual direction of the ridges, to facilitate the more equal distribution of 

 the dung, which had been covered up in the drills, when afterwards plough- 

 ed for a crop of grain. 



PLATE V. 



Description of the Barrow for sowing Grain in Drills. 



Fig. 1. Plan, or bird's-eye view of a drill-barrow. 



2. Profile of the same implement. 



3. End view of the same. 



4. No. 1. An edge view of the seed-wheel. No. 2. Profile of the 



same wheel with flutes, or channels to receive the beans, 

 and also a brush made of stiff bristles, placed above the 

 wheel, to cause the seed to drop regularly into the bottom 

 of the furrow. 



5. No. 1. and 2. Seed wheel for sowing oats, barley, wheat, and 



pease. Either of these wheels may be easily placed upon 

 the axle, or taken off at pleasure, according to the sort of 

 grain to be sown. 



Description of the Drill- Harrow. 



Fig. 6. Plan of a harrow for cutting weeds and pulverising the soil be- 

 twixt the drills. 



7. Profile of the same machine. 



8. No. l. and 2. Plan and profile of the front share. 



9. No. 1. and 2. Plan and profile of one of the hindmost shares 



which shares may be easily shifted and fixed at a greater or 

 less distance from each other, according to the distance be- 

 tween the drills, which is shown by the figure. 



PLATE VI. 



Plan of an Apparatus for steaming the Food of Cattle, belonging to and in- 

 vented by Mr George Bogrie t Farmer, Monkton, arish of Inveresk. 



A. Steam cylinder, in which the potatoes or turnips are steamed, Fie. 1, 9. 



B. The cover, half of which is taken off when required to be filled, Fig. 



C. An iron bar for lifting the cylinder, by means of the pulleys D, Fig. 2, 

 the running rope of which is attached to the crane B, Fig. 3. 



F. The boiler, built in with flues in the ordinary manner. It is in two 

 halves, screwed together, Fig. l, 2, 3. 



G. A floating ball for opening and shutting the conic valve H, to regu- 

 late the quantity of water, Fig. 1, 2, 3. 



J. The water cistern for feeding the boiler, supplied from the pump K, 

 Fig. l, 2, 3. 



LL. The-steam pipe, commencing near the top of the boiler, passin 



