INDEX. 57 
Page. 
Exochomus, enemies of Lepidosaphes bechii in Spain, Italy, and Sicily 51 
Pseudococcus citri in Italy and Sicily 51 
Saissetia olex in Italy and Sicily 51 
Fiorinia* these, on citrus in India 49 
Fraxinus lanceolata, food plant of Aleyrodes citri 42 
Fumigation against citrus white fly, efficiency 12-13 
of citrus trees in Spain 52-53 
Fungous diseases against citrus white fly, efficiency 12-13 
Fungus, brown. (See Mgerita webberi.) 
sooty mold. (See Sooty mold.) 
Gardenia jasminoides, food plant of Aleyrodes citri 42 
Hiptage mandalobata, food plant of Aleyrodes citri 44 
Humidity, effect on white-fly development in northern India vs. Florida 31-33 
Hydrocyanic -acid gas. (See Fumigation.) 
Icerya purchasi, control through introduction of natural enemy 13-14 
Jasminum sambac, food plant of Aleyrodes citri 26, 43-44, 46 
Jessamine, Cape. (See Gardenia jasminoides.) 
Lady-beetle, Novius cardinalis, importation into United States 13-14 
Laurel, cherry. (See Prunus laurocerasus .) 
Lepidosaphes beckii and its enemies in Spain, Italy, and Sicily 50-51 
on citrus in Spain, Italy, Sicily, and India 49 
gloveri on citrus in Spain 49 
lasianthi on citrus in India 49 
Leucopis sp., enemy of Pseudococcus citri in Italy and Sicily 51 
Ligustrum spp. , food plants of Aleyrodes citri 42 
Lilac. (See Syringa sp.) 
Magnolia fuscatum, food plant of Aleyrodes citri 42 
Melia azedarach, food plant of Aleyrodes citri 42 
umbraculifera, food plant of Aleyrodes citri 42 
Meliola sp. (See Sooty mold.) 
Monophlebus dalbergix on citrus in India 49 
Nagpur orange 47, 48 
Neuropterous enemies of Pseudococcus citri in Italy and Sicily 51 
Novius cardinalis, enemy of cottony cushion scale (Icerya purchasi), importa- 
tion into America 13-14 
Olive, wild. (See Osmanthus americanus.) 
Orange, food plant of Agonopteryxsp 27-28 
Phyllocnistis citrella 27-28 
trees at Lahore, India 20-21 
potted, method of securing infestation with Aleyrodes citri in 
India 34-35 
Osmanthus americanus, food plant of Aleyrodes citri 42 
Papilio demoleus on citrus in India 49 
Parasites of citrus white fly. (See Enemies of citrus white fly.) 
Parlatoria zizyphus on citrus in Spain, Italy, and Sicily 49, 50, 52 
Pear. (See Pyrus spp.) 
Peisimmon, Japan. (See Diospyros haki.) 
wild. (See Diospyros virginiana.) 
Phyllocnistis citrella feeding on young growth of orange 27-28 
on citrus in India 49 
Pomegranate. (See Punica granatum.) 
Prickly ash. (See Xanthoxylum clava-herculis.) 
