XX11 PREFACE. 



came;" thus not only losing his crop 

 outright, but being forced to "throw good 

 money after bad/' in cleaning out the 

 cellars, which had done all the damage. 



Another time he built an outdoor cellar, 

 or pit, and buried in it 35,000 bunches, 

 laying them down and overlapping the 

 tops; the whole mass rotted in less than 

 three weeks. Again he put some 12,000 

 bunches into drills on the south side of a 

 fence, covering each drill with a double- 

 pitch roof of boards ; but to no avail, for 

 his crop was not saved. And so by 

 degrees he went on, learning one thing 

 one season, another the next, and at last 

 learning the whole secret of celery grow- 

 ing, as set forth in these pages. Last 

 year Mr. Roessle had a crop so fine that 

 a single head weighed six and a half 



