Law of Proenvironment 



219 



m 

 eS 



CO 



3 



CO 



o 



o 



• S c3 



c . 



-op- 



Si. o 

 00 A 



C5 ^"^ 



c3 

 00 





— 00 



o c 

 'a3 2 



eJ « 



_0 r-l 

 "TJ CO 



^^ 



O OJ 



£ cs 

 ::: & 



S 



o 



.(J 



c^ 



00 



