CEREAL CULTIVATION GREAT PLAINS 345 



Wheat after clover gave a profit of $11.76 and wheat after 

 wheat $9.21. 



At the Kansas Experiment Station, wheat after oats, in 

 a corn-oats-wheat rotation, yielded as follows, compared 

 with continuous cropping (Fig. 105). 



TABLE VI. A COMPARISON OF ROTATION WITH CONTINUOUS 

 CROPPING FOR WINTER WHEAT AT THE KANSAS EXPERIMENT 

 STATION, THE ROTATION BEING CORN OATS WHEAT. 

 THE LETTERS REFER TO FIG. 105 



373. Experiments in the western Great Plains. - 

 Chilcott, Cole, and Burr (1915a, 1915b, 1915c) have 



FIG. 105. Comparison of rotation with continuous cropping 

 for winter wheat. For explanation of letters see Table VI. 



reported results of two to eight years' experiments in 

 crop rotations at 14 stations in the Great Plains. In 



