5YeaM 



20 19 t8 17 16 15 14 13 12 II 10 S 8 7 6 5 4 3 2 t 

 -t AREAS V 



Normal GsowiNa Stock of 20 Yeaes. 

 The shaded portion represents the current animal increment in each conjpe. 



r.d 2 



aROWTM 



Abnobmal GEOwiNa Stock op 20 Ybaes. 

 :The shaded portion represents the current annual increrKe.nl in each coupe. 



c2 



