250 THE PLUM CUKCULIO. 
Page. 
Prunus triflora, food plant of plum curculio 35 
umbellata, food plant of plum curculio 36 
Quince, food plant of plum curculio 33 
order of preference in oviposition by plum curculio 33 
Ransom chip process against plum curculio 168 
Rhynchdenus argula= Conotrachelus nenuphar 14 
cerasi= Conotrachelus nenuphar 14, 16 
Riparia riparia, enemy of plum curculio 154 
Rose-beetle, Fuller's. (See Aramigus fulleri.) 
Sigalphus curculionis. (See Triaspis curculionis.) 
Snout-beetle, imbricated. (See Epicxrus imbricatus.) 
Soda, sulpho-arsenate, against plum curculio 188 
on peaches 206 
and self-boiled lime-sulphur against plum curculio 188 
injurious effects on peach 207 
Sphenophorus parvulus, host of Myiophasia senea 149 
Spraying with arsenicals against plum curculio 178-185 
on apple, early experiments. 189-193 
experiments by Bu- 
reau of Entomolo- 
gy 193-200 
cherries and plums 215-218 
peaches 202-215 
Strawberry, place of oviposition by plum curculio 33 
Swallow, bank. (See Riparia riparia.) 
Temperature, relation to time of appearance of plum curculio in spring 118-120 
Tent caterpillar, spraying with arsenicals 201 
Thelairodes basalis= Cholomyia inxquipes 150 
Thersilochus conotracheli, parasite of plum curculio 147-148 
Thrips, enemy of plum curculio 152 
Thrush, hermit. (See Hylocichla g. pallasi.) 
Tmetocera ocellana. (See Bud moth.) 
Toad, enemy of plum curculio 154 
Triaspis curculionis, parasite of Anthonomus grandis 143 
Balaninus sp 143 
Conotrachelus affinis 143 
elegans 143 
juglandis 143 
plum curculio 142-146 
stalk-borer on Ambrosia 143 
Trichobaris trinotata 143 
var. rufus, parasite of plum curculio 146-147 
Trichobaris trinotata, host of Triaspis curculionis 143 
on eggplant 143 
"Turk, " common name for plum curculio 14 
Veery. (See Hylocichla fuscescens.) 
Vireo, yellow-throated. (See Lanivireo Jlavifrons.) 
Zamelodia ludoviciana, enemy of plum curculio 154 
Zinc cyanid against plum curculio 206 
oxid against plum curculio 206 
sulphid, injurious effects on peach 207 
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