3. 



1 



ill 



Hi 



i* 4) 



s 2i 



'W 



IS 



Si w 



II 



.a o 



C/} 



1?* 

 "515 2 



S c -^ u 



^^JIP 



s of 

 or 



Best Methods 

 Eradication o 

 Prevention. 



u > 



6* 



hi 2 



C rt 



""ffi 



M .>-a?- : 

 2iS ' 



-o 

 a S 

 S.S6 



' 



. 



- 



o 



II 11111151. 



S o d tuo, s a o o CQ 



eeds 



Worst W 

 Arable La 



S 



- 



rt 



if ! 3 ji 



cb-tr"^^ 



Couch G 

 Quicke 

 Twitch 





81 



fa 

 I* 7 



235 



