158 PAPERS ON CEREAL AND FORAGE INSECTS. 



Page. 



Phytonomus punctatus, a clover pest 29 



work in clover leaves 6, 9, 10 



Pigweed. (See Amaranthus hybridus.) 



Pimpla conquisitor, parasite of Hemileuca olivise 88 



sanguinipes, parasite of Hemileuca olivise 88 



Pine weed. (See Hypericum gentianoides.) 



Piranga ludoviciana, enemy of Tipulidse 130 



Planesticus migratorius . (See Robin.) 



Plantago aristata, food plant of Aphis maidi-radicis 103 



major, food plant of Aphis maidi-radicis 102, 103 



rugelii, food plant of Aphis maidi-radicis 102 



Plantain. (See Plantago aristata, P. major, and P. rugelii.) 



Platynus sp., enemy of Tipulidse 128 



Plover, upland. (See Bartramia longicauda.) 



Plowing, early, against corn root-aphis 106-107 



Polygonum hydropiperoides, food plant of Aphis maidi-radicis 103 



lapathifolium, food plant of Aphis maidi-radicis 102 



muhlenbergii, food'plant of Aphis maidi-radicis 103 



persicaria, food plant of Aphis maidi-radicis 102, 104 



Ponera coarctata, var. pennsylvanica, attendant on Aphis middletoni 116 



Portulaca oleracea, food plant of Aphis maidi-radicis 102, 103 



Poverty weed. (See Diodia teres.) 



Predaceous enemies of Contarinia sorghicola *. 57 



Prenolepis imparis, attendant on Aphis middletoni 116 



Progne subis, enemy of Tipulidse 130 



Psaltriparus minimus, enemy of Tipulidse 130 



Psilopodinus flaviceps, enemy of Contarinia sorghicola 57 



Pterostichus femoralis, probable enemy of Tipula infuscata 128 



lucublandus, probable enemy of Tipula infuscata 128 



Pumpkin, food plant of Aphis maidi-radicis 97, 111 



Purslane. (See Portulaca oleracea.) 



Quiscalus quiscula, enemy of Sitones hispidulus 37 



Tipulidse 129 



Radish, food plant of Aphis maidi-radicis 102 



Ragweed. (See Ambrosia trifida.) 



Range caterpillar, New Mexico (see also Hemileuca olivise). 



specific identity 63-65 



Redstart. (See Setophaga ruticilla.) 



Regulus calendula, enemy of Tipulidse. 130 



Repellents against corn root-aphis 107-108 



slender seed-corn ground-beetle 24-26 



Rhyncholophus sp., enemy of Hemileuca olivise 92-93 



Tipulidse 128 



Rice weevil. (See Calandra oryza.) 



Riparia riparia, enemy of Tipulidse . ." 130 



Robber-fly enemies of Hemileuca olivix 92 



Robin, enemy of Hemileuca olivise 93 



Tipulidse 129 



Rolling the ground to destroy New Mexico range caterpillar 95 



' ' meadow maggots " 130 



"Root louse, " name in Carolinas for Aphis maidi-radicis on cotton. ... 97 



Rumex altissimus, food plant of Aphis maidi-radicis 102 



crispus, food plant of Aphis maidi-radicis 102, 104 



Salpinctes obsoletus, enemy of Tipulidse 130 



