136 MASS. EXPERIMENT STATION BULLETIN 212. 



Table 6. — Relatioiiship between Increase from Fertilizer Nitrogen, Place 

 in Rotation and Weather Conditions. 



Corn, Yields per Acre, South Soil Test. 



I. Following Legume or "Old Sod." 



[The first row of figures under the date line is bushels of corn per acre; the second row, pounds 



of stover per acre.] 



