CULTURAL DIRECTIONS 



269 



353. Composition. The Maryland Station (Maryland 

 Station Bulletin 133 (1909), p. 197) has made a thorough 

 study of the chemical composition of the cabbage. The fol- 

 lowing tables are adapted from the report upon this subject: 



FOOD CONSTITUENTS IN HEADS AND REFUSE CABBAGE 



It will be seen from this table that cabbage is a very 

 watery food, but that the amount of protein in the dry 

 matter is relatively large. 



FERTILIZING MATERIAL FOUND IN THE DIFFERENT PARTS 

 OF CABBAGE PLANTS 



(Per cent in Fresh Materials) 



354. Manure and fertilizer requirements. Figuring 

 on the basis of 8,000 mature heads to the acre, each head 

 weighing $*/> pounds, an acre of cabbage would require 

 during the season the following amounts of plant food : 



