Table 10.— Least squares diameter growth response means for different foliar colors 



Hue 



Pnlnr 1 



Value 



Chroma 



Color 

 description 



Growth response 2 

 Least squares mean 



5.0 GY 



7 



8 



Green-yellow 



— 0.156 a 3 



2.5 GY 



5 



6 



Yellowish green-yellow 



— .284 a b 



5.0 GY 



7 



10 



Green-yellow 



— .354 a b 



5.0 GY 



6 



8 



Green-yellow 



— .362 a b 



5.0 GY 



6 



6 



Green-yellow 



— .419 a b c 



5.0 GY 



4 



6 



Green-yellow 



- .497 a b c 



2.5 GY 



6 



8 



Yellowish green-yellow 



- .566 b c 



5.0 GY 



5 



8 



Green-yellow 



- .623 b c 



7.5 GY 



6 



10 



Greenish green-yellow 



- .649 b c 



2.5 GY 



7 



8 



Yellowish green-yellow 



- .660 b c 



7.5 GY 



5 



6 



Greenish green-yellow 



- .874 c 



'Munsell color notation (Munsell Color Company 1952). 

 2 Adjusted for time since treatment. 



^Different letters indicate significant differences (P < 0.05). 



Table 11.— Mean foliar nutrient content associated with foliar colors of western redcedar 



Color 1 Element 



H 



V 



C 



N 



P 



B 



Fe 



K 



Ca 



Mg 



S 



Cu 



Zn 



Mn 



Na 









- - - Percent - - - 











Parts/million - - - 



































2.5GY 



5 



6 



0.79 



0.11 



11.8 



170.0 



5,033 



17,077 



922 



362 



14.9 



20.2 



146 



195 



2.5GY 



7 



8 



.91 



.12 



14.1 



147.9 



5,979 



14,375 



1,055 



386 



8.9 



18.3 



127 



202 



2.5GY 



6 



8 



.91 



.12 



14.1 



150.3 



5,642 



14,210 



1,055 



377 



8.2 



17.2 



119 



230 



5.0GY 



6 



6 



.85 



.12 



13.0 



151.5 



5,606 



14,930 



1,016 



371 



6.9 



17.1 



129 



228 



5.0GY 





6 



.95 



.13 



15.0 



172.4 



6,446 



13,405 



1,037 



393 



5.0 



18.1 



131 



203 



5.0GY 



7 



8 



.93 



.13 



13.7 



129.6 



6,227 



13,032 



999 



390 



4.8 



16.2 



127 



192 



5.0GY 



6 



8 



.90 



.13 



14.2 



159.4 



6,030 



13,158 



1,018 



376 



7.1 



16.5 



133 



238 



5.0GY 



5 



8 



.93 



.13 



15.1 



168.0 



6,096 



12,170 



1,006 



391 



8.1 



16.7 



134 



255 



5.0GY 



7 



10 



.98 



.13 



16.0 



138.6 



7,134 



11,037 



1,088 



410 



11.2 



17.6 



135 



227 



7.5GY 



5 



6 



.90 



.12 



14.8 



217.7 



5,227 



15,427 



1,043 



415 



5.0 



15.3 



139 



230 



7.5GY 



6 



10 



.94 



.12 



16.8 



154.0 



5,923 



13,795 



1,154 



387 



14.9 



15.2 



116 



324 



Deficiency 













3,910- 



1,000- 



608- 



2,402 - 











level 







<1.50 2 



.40 2 



15.0 2 



10-80 2 



7,820 2 



2,000 2 



1,890 2 



4,804 2 



<3.0 3 



<5.0 3 



<16" 



? 



1 Munsell color notation (Munsell Color Company 1952). 



2 Walker and others (1955). 



3 For conifers (Powers 1976). 



"For citrus crops (Reiseanauer 1976). 



Table 12.— Significant differences in mean nutrient content by foliar color 



Color' 



Hue 



Value 



Chroma 



No. 



1 



2 



3 



4 



5 



6 



7 



8 



9 



10 11 



2.5 GY 



5 



6 



1 





2 



















2.5 GY 



7 



3 



2 





• 



















2.5 GY 



6 



8 



3 



D 





















5.0 GY 



6 



6 



4 



D 





















5.0 GY 



4 



6 



5 



D 





D 



D 















5.0 GY 



7 



8 



6 



D 





D 



D 















5.0 GY 



6 



8 



7 



D 





D 



D 





D 











5.0 GY 



5 



8 



8 



D 



D 



D 



D 



D 



D 



D 









5.0 GY 



7 



10 



9 



D 





D 







D 



D 



D 







7.5 GY 



5 



6 



10 



D 



D 



D 



D 



D 



D 



D 



D 



D 



• 



7.5 GY 



6 



10 



11 



D 



D 



D 



D 



D 



D 



D 



D 



D 



D 



'Munsell color notation (Munsell Color Company 1952). 

 2 D = significant differences at (P < 0.05) for 12 nutrients: 

 B, Fe, N, P, K, Ca, Mg, S, Cu, Zn, Mn, Na. 



14 



