CONTENTS. 



Pago. 



Introduction 1 



Orifrinal home and distribution 2 



Food plants 2 



Character and extent of injury 3 



Description and life history 4 



The adult 4 



The e^ 5 



The larva 5 



The pupa 5 



Seasonal history 6 



Interrelation of abundance of thrips and food plants 7 



Life cycle ■ 8 



Habits ^ 9 



Experiments with methods of control 9 



Cultivation 9 



Fumigation 10 



Spraying 10 



Experiments to determine killing effect of different sprays 10 



Experiments to prevent marking of the fruit 10 



Experiments with nursery trees 12 



Spray injury 13 



Recommendations 13 



Time of application 13 



Spray dilutions 13 



How to spray 14 



Summary 15 



III 



