232 JOURNAL OF THE ROYAL HORTICULTURAL SOCIETY. 



were made between four different observers. In most cases there 

 were the above three classes : — " clean " being first, " better " being 



No. 



Young Apple. 



Old Apple. 



Plum. 



I 



Clean 



Clean 



Clean 



2 



Clean 



Clean 



Clean 



D 



Better 



Better 



Better 



A 

 i 



Clean 



Clean 



Clean 



J 



Fails 



Fails 



Fails 



6 



Fails 



Fails 



Fails 



7 



Clean 



Clean 



Clean 



8 



Clean 



Clean 



Better 



9 



Clean 



Clean 



Clean 



IO 



Better 



Better 



Fails 



ii 



Clean 



Clean 



Clean 



12 



Fails 



Fails 



Fails 



13 



Clean 



Better 



Fails 



14 



Clean 



Clean 



Clean 



15 



Fails 



Fails 



Fails 



16 



Fails 



Fails 



Fails 



17 



Better 



Better 



Clean 



18 



No entry- 







19 



Fails 



Fails 



Fails 



20 



Clean 



Clean 



Fails 



second, and " fails " third ; but in some the markings were done 

 by numbers i to 4. The following table summarizes the points : — 



No. 



Solubility in 

 water. 



Action on the 

 machine. 



Caustic to the 

 operator. 



Wetting power 

 by observation. 



Index fig. 

 of cost, 

 relative 

 only. 



Effect. 



I 



Soluble 



Corrosive 



Not 



Well 



36 



Good 



2 





Safe 



Caustic 



Moderately 



17 



Good 



3 





Safe 



Not 



Well 



8 



Moderate 



4 





Safe 



Not 



Well 



30 



Good 



5 





Safe 



Not 



Well 



? 



Fails 



6 





Corrosive 



Not 



Well 



11 



Fails 



7 



Two solutions 



Corrosive 



Caustic 



Well 



22 



Excessive 



8 



Soluble 









5 



Moderate 



9 



Two solutions 









20 



Excessive 



10 



Soluble 





Not 



Moderately 



17 



Moderate 



11 







Caustic 





18 



Good 



12 









Well 



7 



Fails 



13 











10 



Fails 



14 











5 



Good 



15 









Moderately 



? 



Fails 



16 





Safe 



Not 



Well 



? 



Fails 



17 



Two solutions 



Corrosive 



Caustic 





11 



Moderate 



18 



No entry. . 













19 



Soluble 





Poisonous 



Well 



2 



Fails 



20 







Not 



Moderately 



10 



Fails 



Recommendations : — 



No wash is found to be of such outstanding merit as to warrant 

 an Award of Merit. Had there been any that combined the efficiency 

 of the most caustic with cheapness and ease of application this award 

 would have been recommended. 



