106 SOME INSECTS INJURIOUS TO TRUCK CE 
Page. 
Psylliodes punctulata, larva, length of stage 
pupation 
where found 
life cycles, length 42^3 
history 34-39 
multiplication 43 
parasites 48 
predaceous enemies 48 
pupa, description 36 
duration of stage 36-37 
transformation to adult 36-37 
recommendations for control ' 58 
seasonal history 42-47 
Pterostichus lucublandus, enemy of Colorado potato beetle 85 
Pumpkin bug, colloquial name for Diabrotica balteata in Texas 77 
food plant of Diabrotica balteata 77 
Diacrisia virginica 62 
Purslane, common. (See Portulaca oleracea.) 
Radish, food plant of Diacrisia virginica 62 
Psylliodes punctulata 40 
Raphanus sativus. (See Radish.) 
Raspberry, food plant of Diacrisia virginica 63 
Red spider. (See Tetranychus bimaculatus.) 
Reeds. (See Phragmites.) 
Resin-lye against hop flea-beetle 57 
Rheum officinale. (See Rhubarb.) 
Rhubarb, food plant of Diacrisia virginica 61, 62 
Psylliodes punctulata.. 33, 40, 41 
Robin, enemy of Colorado potato beetle 87 
Rolling the yards against hop flea-beetle — an impractical measure 55-56 
"Rose chafer, bright green, " prey of Euthyrhynchus floridanus 87 
Rumex acetocella, food plant of Psylliodes punctu lata 41 
food plant of Diacrisia virginica 63 
obtusifolius, food plant of Psylliodes punctulata 41 
Sagittaria spp., food plants of Listronotus appendiculatus and other species of 
genus , 14 
variabilis, food plant of Listronotus latiusculus 18 
Sal soda, white arsenic, and lime against Colorado potato beetle 4, 6 
Salsola tragus, food plant of Diacrisia virginica 63 
Sesbania aculeata, food plant of Diabrotica balteata 77 
Soda, sal. (See Sal soda.) 
Solarium carolinense, food plant of potato stalk weevil 89 
elseagnifolium, food plant of Diabrotica balteata 77 
rostratum, food plant of Diacrisia virginica 63 
tuberosum. (See Potato.) 
Soot, powdered, and lime, deterrent against parsnip leaf-miner 13 
Sorghum, food plant of Diabrotica balteata 77 
duodecimpunctata 84 
Sorrel. (See Rumex acetocella.) 
Spanish needle, food plant of Diacrisia virginica 63 
Sparrow, chipping, enemy of Colorado potato beetle 87 
English, enemy of Colorado potato beetle 87 
Sphxrotheca castagnei on Psylliodes punctulata 47 
