INDEX. 321 



PAGE 



Pfiithimia americana 100 



Phlepsius apertus ' 140 



collitus 142 



decorus 141 



franconiana 143 



fulvidorsum 142 



humidus 143 



incisus 143 



irroratus 139 



maculellus 14T 



strobi 13S 



Physiology of reproduction in the domestic fowl 291, 296 



Pink and green aphid of potato 205 



Pituitary body, failure of extract to activate resting ovary 296 



Platymetopius acutus 1 1 x 



angustatus 114 



cuprascens 1^2 



frontalis 113 



magdalensis IJ3 



obscurus 113 



Pomace fiy attacking the blueberry 270 



Pond-lily aphid as a plum pest 306 



Potato aphid 205 



fertilizers, method of application 49 



source of nitrogen 47 



scab, efifect of temperature on grovvnth ^. 307 



Potatoes followed by corn, oats, and grass 63 



>. potatoes 63 



in rotation experiments 63 



spraying tops with iron sulphate 51 



Pseudoanthonomus validus, distribution '. 270 



enemies • 276 



life history 270 



Pseudococcus sp. attacking the blueberry 2^5 



Reproduction in the domestic fowl, physiology of 291, 296 



Rhagoletis pomonella attacking blueberry '..... 252 



description 257 



host plants 260 



life history 252 



methods of control 265 



natural enemies 263 



Rotation experiments 63 



treatment and yield 04 



Scale insect attacking blueberry 285 



