54 THE APPLE 



to ride. Either plow may be used on level land, but the hillside 

 plow does not do very satisfactory work on the more level stretches. 



Both the riding and the walking sulky plows, either single or in 

 gangs, offer advantages for quick, thorough work, and are used 

 by many orchardists who have comparatively level sites. 



Another plow, or system of plowing, that is receiving much 

 attention at present is the gang of four, six, or more plows drawn 

 by a tractor. This method is bound to increase in popularity, 

 especially in sections where the plowing is more or less level and 



Fig. 13. The modern plowing outfit 

 Tractor at work preparing land for a young orchard 



easy and where large orchards are to be established. The chief 

 advantages of this strictly modern method of plowing seem to be 

 that the work can be completed more quickly, that the cost per 

 acre is less, that the work can be done better because of the uni- 

 formity of furrow turning, and that the working day can be longer. 

 The principal disadvantages are that the outfit is expensive, and 

 that it is not always in working order. The first difficulty may be 

 overcome by organization or community buying. The second will 

 be lessened as time passes, by improvements in the machines. 



How to plow. With plows such as the landside and the gang, 

 one method of plowing is to proceed around the plot of ground, 



