APPENDICES 



CO 



O O CO 

 H H 



H 00 H 



O O '-r* 



1 ail 



P-i VQ CO *n 

 X H CO 2 



w 



CO 



s? 



. H ti 



* i i 



I 



I 



H 



in 



H <o H cr> co 

 "* co Tt- ro t*s 

 H m H 



v 

 C^J 



CO 



, 



4.S Jl 



o 



1 



.3 



1 

 ll 



OJ 



PQ 



OJ 





0) 





k phosphate 



1 1 3 j 



O PQ P^ & 



g rt a, 



*f fl 



If ii 



