NEW CONTROL METHODS 



FOK" Tin; 



PEAR THRIPS AND PEACH TREE BORER. 



liy E.VKI. 1>. AhiKui^. 



[Introductory Notes. — The present Bulletin gives the pi-aetical results of studies 

 on the two most serious pests in the Santa Clara Valley. They were conducted by 

 Mr. Morris under the auspices of the Experiment Station. Very decided progress 

 was made towards the control of these insect.s, both of which extend into other parts 

 of the State and are causing much concern at the present time.— ('. W. Woodwohtii. I 



LIME SPRAY FOR THRIPS (Euthrips pyri). 



This paper is based on an experiment in a pear oi-chard belonging? 

 to W. C. Bogen on San Tomas Road, near San Jose, ('idifornia. It was 

 possible to make this experiment, which extcMich^d over two seasons. 



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Fig. 1. — Whitewashed tree coming out into full bloom. 



