INDEX. 
Page. 
Adoxus obscurus, bibliographic references 94,97 
related to Fidia viticida, distribution and habits 15-16 
vitis, bicolored form of Adoius obscurus 15 
vitis, bibliographic reference 93 
Ampelopsis quinqucfolia, food plant of grape root-worm 13 
Arsenate of lead against red-headed Systena 18 
and arsenite of lime, comparative effectiveness against grape root-worm beetle 68-70 
Bordeaux mixture against grape root-worm beetle 64-68,71-75,77-78,81-82,84,90 
comparison with arsenite of lime and Paris green as insecticide 83-84 
Arsenite of lime and arsenate of lead, comparative effectiveness against grape root-worm beetle 68-70 
Bordeaux mixture against grape root-worm beetle 84 
comparison with arsenate of lead and Paris green as insecticide 83-84 
Bordeaux mixture and arsenate of lead against grape root-worm beetle 64-68,71-75,77-78,81-82,84,90 
arsenite of lime against grape root-worm beetle S4 
Paris green against grape root- worm beetle 84 
directions for preparation 84-85 
Brachysticha fidix, parasite of grape root-worm 51,56-57 
Carabid beetles and their larvpp, enemies of grape root-worm 50 
Cercis canadensis, food plant of grape root-worm 13 
Chrysopa sp. , enemy of grape root-worm 51 
Colaspis brunnea, mistaken for grape root-worm beetle, description and habits 18 
Craponius inazqualis, mention as enemy of grape „ 18 
Cremastogoster lineolata, enemy of grape root-worm 51 
Cultural methods for destruction of pups of grape root-worm 61-63 
Dipterous parasite of grape root-worm 55-£6 
Elm leaf-beetle. (See Galcrucella lutcola.) 
Fertilizers used in renovation experiment on old vineyard injured by grape root- worm 76 
young vineyard injured by grape root-worm 82 
Fidia flavescens, bibliographic reference 93 
known species 16 
longipes, bibliographic reference 93 
injurious to cultivated grape, distribution 16 
lurida, bibliographic reference 93 
= Fidia viticida 11 
murina= Fidia viticida 11 
viticida (see also Grape root-worm). 
bibliographic references 93-97 
copy of original description 21 
validity of name 11 
Fidiobia flavipes, copy of original description 51 
parasite of grape root- worm, life history 51-55 
Fungicides, combination with insecticides 84 
Grapeberry moth. (See Polychrosis viteana.) 
Grape, cultivated varieties, food plants of grape root-worm 13-14 
curculio. (See Craponius insequalis.) 
food plant of Colaspis brunnea 18 
Craponius insequalis 18 
Haltica chalybea 17 
Macrodactylus subspinosus 17 
Polychrosis viteana 18 
Systena frontalis 17-18 
Typhlocyba comes 18 
leafhopper. (See Typhlocyba comes.) 
production in Lake Erie Valley, 1900 to 1909 fi 8 
root-worm (see also Fidia viticida). 
98 
