60 DREER’S VEGETABLES UNDER GLASS. 
as a whole is considered. There are comparatively few 
gardeners who make a leading specialty of the radish, but a 
very large number who use it in a small way or as a catch 
crop. It is an important one as a whole because more 
people are interested in it than in any other crop, possibly 
excepting lettuce. 
From 1000 to 1200 sashes can be worked on an acre of 
ground. At the low rate of $1 per sash this means sales 
amounting to $1000 or $1200 per acre. 
