INDEX. 



59 



Sarcobates vennicularis, Pezotettix chcuopodii 

 on, 12. 



Scalt -insects on pine in Nebraska, 20. 



Schistocerca americana in Missouri, 37. 



Scolytus rugulosus in Missouri, 40. 



Scymnus near tenebrosus, destroying bop-lice, 35. 

 nebulosus destroying hop lice, 35. 



Selandria cerasi, parasitization of, 36. 



Sod web-worm in Iowa, 50. 



Solidago californica, Tortrix citrana on, 24. 



Span-worms on walnut trees in California, 23. 

 remedies against, 24. 



Sporotrichum globuliferum, chinch -bug dis- 

 ease. 20. 



Spruce worm in Maine, 53. 



Stalk-borer in Nebraska. 16. 



Sugar-beet insects in Nebraska, 18. 



Sulphureted hydrogen as insecticide, 30. 



Syneta albida injuring fruit buds, 35. 



Tseniocampa rufula in California, 25. 

 Tanymecus confertus on sugar-beet, 18. 



Tent caterpillars in California, 27. 



Teras ferrugana on Betnla populifolia, 55. 



hastiana on spruce, 56. 



minuta in Iowa nurseries, 51. 



Tortricid attacking currant, 35. 

 Tortrix citrana, food-plants of, 24. 

 parasites of, 24. 

 fumiferana in Maine, 53. 

 Two-striped locust, increase of, 10. 



Uncinula spiralis, Psyllobora 20-maculata feeding 



on, 35. 

 TTrtica holosericea, food-plant of Clisiocampa 



thoracica, 27. 



"Walnut span-worm in California, 22. 

 Wheat-head army worm in Iowa, 50. 



in Nebraska, 15. 

 "Willow, Tortrix citrana on, 24. 



Xanthium strumarium, food-plant of Tanymecus 

 confertus, 18. 



