GAEEETI S HOESE-HOE. 



147 



readily increases the depth of the teeth, or by bearing to 

 the right or left, guides it in the row. It is not capable 

 of being expanded and contracted in width. 



Garretfs Horse-hoe^ an English invention, is a modifi- 

 cation of the cultivator, and is used for cultivating car- 

 rots and other root-crops in drills, cleaning eight or ten 

 rows at once. It is furnished with sharp, horizontal 

 blades, which run beneath the surface, and shave off and 

 destroy all the weeds within an inch of the rows of young 

 plants. These rows, having been planted by means of a 

 drilling-machine, are straight, and perfectly parallel, and 

 the operator has only to watch one row, and guide the 

 blades for that row, the apparatus being so contrived 

 that the blades for the other rows shall run at the same 

 distance from them. 



Fig. 158 represents an end view of this implement. It 

 exhibits the apparatus by which the length of the axle is 



Fi-. 158. 



Garretfs Horse-hoe End vievi, 



altered to suit all kinds of planting ; by which each hoe 

 is kept independent of the others, so as to suit the ine- 

 qualities of the ground, and by which they can be set any 

 width, from seven inche:^- to thirty. It shows the oblique 

 angle at which they run this obliquity being easily al- 



