INDEX 



707 



Whiteflies, 610 



White-headed scale fungus, 620 

 Window fly, 640 

 Winthemia 4-pustulata, 113 

 Wireworms, 80, 300 

 Woolly aphis, 514 

 Woolly whitefly, 611 



j Xenopsylla chaeopsis, 645 



Yellow aschersonia fungus, 612 



Yellow fever, 642 



Yellow scale, 600 



Yellow-necked apple caterpillar, 542 



