65 



Table 2-8. Effects of gibberellic acid (100 mg/1 ) on the translocation 



of l^C-labeled 2,4-D in waterhyacinths on the third day post 



treatment in trial 1; (means expressed as percent of total 

 amount of translocated ^C. 





N 



mean 



min. 



max. 



Std. 

 Error 



Prob. 

 > T 



Treated Petiole 















(minus lamina) 

 With GA 

 Without GA 



3 



4 



51.21 

 52.64 



42.59 

 44.88 



56.88 

 62.66 



4.38 

 3.96 



0.814 



Other Leaves 

 With GA 

 Without GA 



3 

 4 



15.39 

 13.16 



7.14 

 9.97 



19.88 

 17.80 



4.13 

 1.68 



0.598 



Men stem and 

 Youngest Leaf 

 With GA 

 Without GA 



3 



4 



15.37 

 18.00 



14.37 

 14.70 



16.20 

 23.89 



0.53 

 2.04 



0.332 



Daughter Plants 

 With GA 

 Without GA 



3 



4 



11.91 

 11.13 



4.95 

 4.75 



17.92 

 21.37 



3.77 

 3.74 



0.896 



Roots 

 With GA 

 Without GA 



3 

 4 



6.16 

 5.06 



3.51 

 4.47 



10.39 

 5.87 



2.14 

 0.29 



0.573 



