150 PAPERS ON CEREAL AND FORAGE INSECTS. 



Page. 



Chordeiles acutipennis texensis, enemy of Tipulidae 129 



virginianus, enemy of Sitones hispidulus 37 



Tipulidae 129 



Citronella oil against slender seed-corn ground-beetle '. 24-26 



Clean harvesting of sorghum as remedy against sorghum midge 58 



Clivina impressifrons 13-28 



adult, description 17, 18 



bibliography 28 



character of ground most liable to infestation 18-19 



depredations, records 21-24 



descriptions and life-history notes 14-19 



distribution 13 



egg, description and life-history notes 14 



generations, number 17 



hibernation 18 



injury, character 20-21 



larva, description . 14-16 



life-history notes 16 



life-history notes and descriptions 14-19 



natural enemies 27 



preventive measures 27 



pupa, description 16-17 



life-history notes 17 



rearing experiments 19-20 



repellents applied to seed com 24-26 



weather conditions during period of experiments 27 



Clover, alsike. (See Trifolium hybridum.) 



crimson. (See Trifolium incarnatum.) 

 curculio, flavescent. (See Sitones flavescens.) 



fields, burning in winter to destroy the clover-root curculio 38 



food plant of Sitones puncticollis and S. lineatus 29 



Tipula bicornis 120 



simplex 121 



Japan. (See Lespedeza striata.) 



leaf weevil, lesser. (See Phytonomus nigrirostris. i 



mammoth. (See Trifolium, medium.) 



red, food plant of Phytonomus nigrirostris 1, 12 



Sitones flavescens ' 29 



hispidulus 37 



root borer. (See Hylastinus obscurus.) 

 curculio. (See Sitones hispidulus.) 



short rotation against clover-root curculio 38 



white, food plant of Phytonomus nigrirostris • 12 



Sitones flavescens 29 



hispidulus 37 



Cloves, oil, against corn root-aphis 107 



Coccyzus americanus, enemy of Tipulidae 129 



erythrophthalmus, enemy of Tipulidae 129 



Cocklebur. (See Xanthium canadense.) 



Colaptes auratus, enemy of Sitones hispidulus 37 



Tipulidae 129 



