Table 40. Effect of Nitrogen and Phosphorus on Short and Tall Height 

 Forms of S. alterni flora at Oak Island, 1972 







Aerial Dry Weight 



(kg/ha) 







N Rate 

 Ckg/ha) 



P Rate 

 (kg/ha) 





Short* 



Tall 









74 



Xt 







74 



Xt 







5,100.0 



6,503.0 



5,802.0 



16,713.0 



17,113.0 



16,913.0 



168 



6,653.0 



9,653.0 



8,153.0 



15,547.0 



18,623.0 



17.085.0 



336 



8,370.0 



7,337.0 



7,853.0 



25,553.0 



22,777.0 



24,165.0 



672 



11,053.0 



9,653.0 



10,353.0 



18,967.0 



16,840.0 



17,903.0 



X* 



7,794.0 



8,287.0 





19,195.0 



18,838.0 





LSD:t 















N 0.05 

 P 0.05 





2,884.0 



§ 







§ 





N x P 0.05 





§ 







§ 





CV% II 





29.0 







30.1 





*Height zone 



tX = main effects 



$Least significant difference 



§Not significant 



HCoefficient of variation 



140 



