Bui. 45, Hawaii Agr. Expt. Station 
Plate XIII, 
Fig. I— Mite- Infested Potato Plant. 
Fig. 2.— Above Plant 10 Days after Spraying with Lime-Sulphur. 
Fig. 3— Left, Yield of 50 Plants Sprayed Four Times, Weight of Tubers 
49 Pounds; Right, Yield of 50 Unsprayed Plants. Weight of Tubers 24 
Pounds. 
