﻿TABLE OF CONTENTS. 



J'KEFACE Ill 



NOXIOUS INSECTS. 

 The Coi.okado Potato-Bektle 1 



Duiiiaj^e during lliexear, 1 — Abuudaut in Atlautii: State--, 1 — Swarming on Couey Island, 

 2— Injuring Egg Plant, 2— Its Sciontillo Nam3, 2— Additional Enemies, 3— Eaten by 

 Crow, J— Remedies, 3— Cost of Applying Paris Green, 3— Preparing tlie Poison, 

 3- -Use of Straw as a Protection, 4— Machine tor Sprinkling, 4 — Slacliine for brush- 

 ing otf the Insects, 4 — Experience with Paris Green, 5— Experiniiiits of Professors 

 R. C. Kedzie anil McMurtrie show that it may beuseil with safety, G — Trial of other 

 Remedies, (J— The Insect's Native Hoiue.S — The Theory that it came from the Rocky 

 Mountain Region essentially correct, 10-~Pi>ijomus Qualities of the Insect dis- 

 cussed, 10. 



Caxker Worais 12 



Two Species long confounded, 12— Tliey diiVer geuerically; new Genus (Paleacrila) pro- 

 posed for one, lo— The two compared in all Stjigeri, 13, 11— Characters of the Genus 

 Paleacrila, 17 — Distinguished as Spring and Fall Canker- worms, 17 — Practical Consid- 

 erations from their Difl'erences of Habit, 18 — Stunting tlie Larvie does not jipiduco 

 male Moths, 111— Traps recommended, 20, 21. 



TlIK Au.MV WOK.M 22 



lis ticneric Name, 22 — The Term ' •Arniy-U'orm " applied lo various Insects, 23— Past 

 History ot the Anny Worm, 24— Known since l8.jl in Missouri, 27 — It followed 

 the 1871 Conflagration around Peshtigo, Wisconsin, 28 — Its history in 1875; very gen- 

 eral all over the Country, 28, 20— Its History in Misso'iri in 1875, 30— Sexual Difter- 

 ences, 30— Sexual Organs illustrated, 30, 32— Natural History of the Species, 32— 

 Illustrated in all slates, 32, 33 — It occurs in Europe, Asia, New Zealand and Austra- 

 lia, .34— Description of the Egg, 34 — Where the Eggs are laid, 34 — Conclusions drawn 

 from Structure, 30, 37— When the Eggs are laid, 40 — In what state does the Insect 

 hibernate ?, 43 — Habits of the Worm, 4.> — Why it escapes Detection when Young, 

 45— Why it travels iu Armies, 40 — Time of its Appearance, 40— Are there one or two 

 Broods ? 47— The Fall Army AVorm, 48— How distinguished from the real Army 

 VVorm, 48— Plants preferred by the Army Worm, 49 — Its sudden Appearance and 

 Disappearance, 50— It swarms during wet preceded by very dry Seasons, 51— Its nat- 

 ural Enemies, illustrated, 52 — Remedies, 54 — Philosophy of Winter Bui-ning, 54, 

 55— Prevention, 55 — Siuiimary of the leading Facts concerning it, 50. 



