seven day period (see Table 3). The ainoiint of phosphorus and potas- 

 sium in the forage generally decreased as maturity increased (see Table 

 2). Calcium content was more variable and followed no consistent pat- 

 tern. 



400 lb. nitrogen/acre 

 Stage of maturity No. 1 



.28 5.90 1.28 



.19 4.65 1.48 



* Stage of maturity No. 1 cut about June 1. 

 Stage of maturity No. 2 cut about June 10. 

 Stage of maturity No. 3 cut about June 20. 



-•5 



Figure 3. Fifty Pounds of Nitrogen Per .4crc. 



5 



(>-& -^hJ 



