but it is not economical. It costs too much. Persons who will 

 economize to the smallest degree in expenditures of money, may 

 be very wasteful in expenditures of labor and muscle. 



Persons are always asking if deep plowing is best. The ques- 

 tion cannot be answered on general principles. Deep plowing 

 may be best for one field and one crop, and shallow plowing best 

 for another field and another crop. The same remarks will 

 apply to fall-plowing and spring-plowing. One must first learn 

 principles, or the why; then the practice, or the how, will come 

 easy . 



Note. The reader should have other sources of information than this 

 Lesson. He may read onr Bulletins 119, " Texture of the Soil ;" 120, " The 

 Moisture in the Soil ;" 72, "The Cultivation of Orchards ;" and the three 

 bulletins on potato culture (Nos. 130, 140, 156). His library should also 

 have King's " vSoil " and Roberts' " FertiHty of the Land." 



