ECONOMICAL GRADING 3 1 



soil first, finishing off with the lighter, finer, 

 and more friable. The only remedy for 

 a patchy lawn, one part being on clay and the 

 other part on sand, is to turn under the entire 

 sod and start remaking the lawn. 



The danger in imported soil when drawn 

 from unknown sources lies in the possibility — 

 I had better indeed say probability — of its 

 containing weed seeds, which, worse still, 

 would be different in the different lots of soil. 



