l86 SOILS AND FERTILIZERS 



of slaked lime restored a healthy appearance to suc- 

 ceeding crops. 67 If the soil is well stocked with lime 

 its joint use with potash fertilizers is not necessary ; 

 if it is acid, lime should be used to correct the acidity 

 before the potash is applied. The use of potash fer- 

 tilizers for special crops is discussed in Chapter 10. 



