82 PAPERS OX INSECTS AFFECTIXG VEGETABLES. 



v Page. 

 Nicotine sulphate, Paris green, and whale-oil soap against imported cabbage 



web worm 40 



Pachyzancla bipunctalis — ■ 



associated insects 21 



descriptive 19-20 



distribution 21 



egg, description 20 



enemies 21 



historical and biological notes 21 



injurious occurrences and notes on habits 17-19 



larva, description 20 



moth, description 19-20 



pupa, description 20 



remedies 22 



resemblance of larva to that of Loxostege obliterans 20 



resemblance of larva to that of Loxostege similalis 20 



Paris green — 



against sugar-beet webworm 66 



and Bordeaux mixture against Colorado potato beetle 53-54 



and lime against Hawaiian beet webworm 7-8, 10 



and lime against sugar-beet webworm 63-64 



and lime, dry, against sugar-beet webworm 66 



and water against southern beet webworm 22 



and whale-oil soap aganist Hawaiian beet webworm 8, 10 



and whale-oil soap against horse-radish webworm 76 



and whale-oil soap against imported cabbage webworm 38 



and whale-oil soap against southern beet webworm 22 



and whale-oil soap against sugar-beet webworm 63-64 



dry, against southern beet webworm 22 



lime, and whale-oil soap against imported cabbage webworm 39-40 



whale-oil soap, and nicotine sulphate against imported cabbage webworm. 40 



Parsley, food plant of Porosagrotis vetusta 49 



Peach, food plant of Porosagrotis vetusta 47-51 



Pegomya ruficeps, reared with Pachyzancla bipunctalis from beets 22 



Phalsena angustalis=Hymenia fascialis 13 



Phal&na 2-punctalis, first name for Pachyzancla bipunctalis 21 



IPhalsena nigrella=Hymenia fascialis 13 



Phalsena recurvalis=Hymenia fascialis 13 



Phalsena undalis, bibliographic reference 44 



Phalenafascialis=Hymenia fascialis 13 



Phorocera erecta, parasite of — 



Loxostege similalis 21 



Pachyzancla bipunctalis 21 



Phyllotreta bipustulata, association with Hellula undalis in damage to truck crops 26 



Phyllotreta pusilla on horse-radish 71 



Pigweed (see also Amaranthus retroflexus) — 



food plant of Pachyzancla bipunctalis 21 



Plagiprospherysa sp. , parasite of Hellula undalis 31 



Plutella amoracea — 



appearance, general "72-73 



control recommendations 76 



egg-laying record 75 



enemies — 75 



