Table 37. Effect of Nitrogen and Phosphorus 

 Aboveground Growth at Ocracoke (1973) 



Aerial Dry Weight (kg/ha) 



*X = main effects 



tLeast significant difference 



^Coefficient of variation 



N Rate 





P Rate 





(kg/ha) 





(kg/ha) 











74 



X* 







3,032.0 



2,434.0 



2,733.0 



168 



3,584.0 



5,472.0 



4,528.0 



336 



3,026.0 



6,704.0 



4,865.0 



672 



3,628.0 



9,544.0 



6,586.0 



X* 



3,317.0 



6,038.0 





LSDt: 









N 0.01 





407.0 





0.05 





293.0 





P 0.01 





288.0 





0.05 





207.0 





N x P 0.01 





575.0 





0.05 





414.0 





CV%4 





20.9 





134 



