RELATION OF WATER TO DRY MATTER 15 
the results of these extensive and carefully conducted 
experiments is as follows: — 
Oats rato, ee he, ele ee Ce Re ee a S BBS 
Barley ROP aoe A A AG eo pe AOA 
Com .......... 2... 271 
Peas © cn. vo ok, a. Boas), Busia "el ous SAT 
Clover fe a Set So Se Set Se ee ele OMG 
Potatoes . . . ....... . . 885 
The figures in the above table, averaging about 
446 pounds, indicate that very nearly the same 
=o 
Fic. 6. Plant house at Wisconsin in which F. H. King did much of his 
famous work on the water requirements of plants. 
quantity of water is required for the production of 
crops in Wisconsin as in Germany. The Wisconsin 
