49 



Table 1-5. Mean percent change from initial dry weight of water- 

 hyacinths grown in barrels and treated with combinations 

 of GA 3 and 2,4-D. 



Treatment Rate 



Waller 



Mean 



N 



Min. 



Max. 



Std 



2,4-D 



GA 3 



Duncan 











Error 



(kg/ha) 



(g/ha) 



Grouping 



1 











0.00 



23.5 



A 



287.70 



6 



170.74 



353.41 



25.52 



0.00 



94.0 



AB 



248.41 



9 



117.56 



392.78 



31.36 



0.00 



0.0 



BC 



220.80 



27 



88.40 



374.05 



16.04 



0.00 



47.0 



C 



180.82 



9 



107.59 



241.53 



18.10 



0.00 



188.0 



C 



180.00 



9 



95.17 



274.32 



17.39 



0.28 



0.0 



D 



45.13 



24 



-38.13 



220.00 



13.08 



0.28 



23.5 



D 



39.81 



6 



-24.37 



91.60 



15.46 



0.28 



94.0 



D 



17.55 



6 



-1.95 



44.44 



6.70 



0.56 



0.0 



E 



-25.53 



27 



-85.02 



85.84 



9.60 



0.28 



47.0 



EF 



-41.88 



6 



-93.63 



16.49 



18.51 



0.56 



23.5 



EF 



-52.02 



6 



-86.96 



3.67 



16.08 



0.56 



47.0 



EFG 



-65.94 



9 



-98.28 



-10.96 



9.15 



0.28 



188.0 



FG 



-77.34 



6 



-99.29 



-54.95 



6.22 



0.56 



94.0 



FG 



-81.76 



9 



-99.71 



-61.84 



4.08 



1.12 



0.0 



FG 



-82.90 



24 



-100.00 



-52.30 



2.84 



0.56 



188.0 



G 



-94.25 



9 



-100.00 



-69.97 



3.34 



1.12 



47.0 



G 



-97.82 



6 



-100.00 



-89.70 



1.69 



1.12 



94.0 



G 



-98.96 



6 



-100.00 



-97.38 



0.52 



1.12 



23.5 



G 



-99.72 



6 



-100.00 



-98.99 



0.18 



2.24 



0.0 



G 



-99.89 



27 



-100.00 



-97.80 



0.08 



1.12 



188.0 



G 



-100.00 



6 



-100.00 



-100.00 



0.00 



Means with the same letter are not significantly different (a=0.05, 

 K ratio =100). 



