364 BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 



2394. EILEY, C. V. Continued. 

 TABLE OF CONTEXTS Continued. 



The fall web- worm, Hyphantria cunea 518 



Natural history, 518 Limitation of broods, 518 The eggs, 519 

 The larvae, 519 Pupa and cocoon, 520 The moth, 520 Injury 

 done in 1886, 521 Proportionate injury to different plants and 

 shade trees, 522 Peculiar effect of defoliation upon some 

 plants, 525 Enemies of the web-worm other than insects, 

 525 Predaceous insect enemies, 520 Fungus disease of" the 

 web-worm, 527 Experiments to obtain percentage of diseased 

 caterpillars, 529 True parasites of the web-worm, 530 Sec- 

 ondary parasites, 530 The Telenomus egg-parasite, 531 The 

 Meteorus parasite of the web- worm, 531 The Microgaster par- 

 asite of the web-worm, 533 The Limneria parasite of the web- 

 worm, 534 The Tachina parasite of the web- worm, 534 Rem- 

 edies, 535 Pruning and burning, 535 Mulching, 536 Arsen- 

 ical poisons, 536 Emulsions of kerosene, 538 Naphtha, 538. 



Joint-worms, Isosoma sp 539 



The common joint-worm, 539 Its occurrence in Vfrginia in 1885, 

 539 Other recent appearances, 540 Its identity with I. nigrum 

 Cook, 541 Parasites, 542 The wheat-straw Isosoma, 542 

 Dimorphism of /. tritici and/, grande, 543 Occurs in California, 

 544 In Kansas, 545 Parasites, 546. 



SILK CULTURE 546 



Appropriations for the current year, 546 Establishment of a fil- 

 ature* at Washington, 546 Osage orange vs. mulberry, 546 

 Rendition of osage cocoons, 547 Mr. Serrell's opinion, 547 

 Satin age, 547 The Serrell reel ; cost of work up to the present 

 time, 548 Expenses tabulated, 548 Chances for improvement, 

 549 Distribution of eggs, 549 Reasons for purchasing foreign 

 eggs, 549 Improper choking of cocoons, 550 A simple appa- , 



ratus for choking, 551 Cocoons produced in the United States 

 in 188.6, 551 Tabulated by States, 552. 



REPORT OF AGENTS 552 



Report on remedies for the cottony cushion-scale. By D. W. Co- 



* quillett 552 



"Letter of transmittal, 552 General considerations, 553 Caustic 

 potash, 554 Caultic soda, 555 Hard soap, 555 Soft soap, 555 

 Kerosene emulsions, 556 Tobacco, 556 Sheep dip, 557 To- 

 bacco soap, 557 Vinegar, 557 Paris green, 557. 

 Report upon supplementary experiments on the cottony cushion- 

 scale, followed by a report on experiments on the red-scale. 



ByA.Koebele 558 



Letter of transmittal, 558 Introductory, 558 Soap solutions, 

 558 Preparation of soap, 559 Resin compounds, 559 Lye so- 

 lution, 560 Bisulphide of carbon, 560 Kerosene emulsion, 

 560 Experiments, 560 Experiments on fumigation with bi- 

 sulphide of carbon, 569 Experiments on red-scale (Aspidiotus 

 aurantii),569. 



Insects affecting small grains and grasses. By F. M. Webster .. 573 



Letter of transmittal, 573. 



Insects affecting fall wheat 573 



The wheat-straw Isosoma (Isosoma tritici, Riley), 573 The Amer- 

 ican Meromyza (Meromyza americana, Fitch), 574 The com- 

 panion wheat fly (Oscinisf sp.), 574. 



