CROPPING SYSTEMS FOR THE BLACK LANDS OF TEXAS. 21 



(11) Cowpca.s may be j^rown successfully on the black lands in the 

 ordinary rotation of cotton, corn, and oats by planting them in alter- 

 nate rows with the corn, or after the oats in rows, and cidtivatin£r 

 them two or three times. 



(12) Tlie work thus far accomplished is but preliminary to a more 

 extensive and detailed study of farm-management problems in the 

 bhick-land belt. The legume tests will be continued as long as may be 

 necessary in order to arrive at definite conclusions. 



Approved : 



James Wilson, 



Secretary of Agriculture. 



Washington, D. C, August 15, 1011. 



[Cir. 84] 



o 



