1744 



ENCYCLOPEDIA OF PRACTICAL HORTICULTURE 



Fig. 1. The Fruit-Tree Pulvinaria (Pulvi- 

 naria amygdali Ckll.). (Natural size.) 



Mealy Plum Louse. See Plum Pests, 



Peach Borer. See Peach Pests. 



Pear Thrips. See Pear Pests. 



Red Humped Caterpillar. See Apple 

 Pests. 



San Jose Scale. See Apple Pests. 



Fig. 1. The European Fruit Lecanium. 

 (Original.) 



Natural Enemy 



Comys Fusca. 



Fall Canker Worm. See Apple Pests. 



Frosted Scale. See Apricot Pests. 



Fniit-Tree Pulyinaria 



Pulvinaria amygdali Ckll. 

 General Appearance 



The general appearance of this insect 

 is well shown in Fig. 1. The body proper 

 is yellowish to brownish and the large 

 egg-sac white. The entire length, includ- 

 ing egg-sac, is nearly one-half inch. 



Food Plants 



The foliage of the prune and peach 

 trees. 



E. O. EssiG 



San Jose Scale on Prune greatly magnified. 

 (Purdue Experiment Station.) 



Spring 

 Pests. 



Canker Worms. See Apple 



White Peach Scale. See Peach Pests. 



