CONTENTS. V 



Page. 



Powdery scab of potatoes in the United States, Morse 448 



Wart disease of potatoes, Malthouse 448 



Report on the prevalence of wart disease in Shropshire, 1912, Rylance 449 



Some successful inoculations with the peach crown gall organism, Smith 449 



The migration of Bacillus amylovorus in the host tissues, Bachmann 449 



Combating Peronospora on the basis of recent investigations, Gerneck 449 



A rot of grapes caused by Cryptosporella viticola, Gregory 450 



A new Exobasidium disease of the tea plant, Ito and Sawada 450 



Diseases of the sweet pea, Taubenhaus and Manns 450 



Notes on some western Uredineae which attack forest trees, II, Hedgcock 450 



The chestnut bark disease, Metcalf 451 



The spotting of plantation Para rubber, Bancroft 451 



A new wood-destroying fungus, Ames 451 



Notes on the wetting power of fungicides, Vermorel and Dantony 451 



ECONOMIC ZOOLOGY — ENTOMOLOGY. 



Our meadow larks in relation to agriculture, Beal 452 



Relation of birds to grain aphids, McAtee 452 



Entomolo^, Morrill 453 



[Notes on Philippine insects], Jones 453 



Insects injurious to the onion crop, Chittenden 453 



Some important insect enemies oi live stock in the United States, Bishopp 454 



A new fruit and truck crop pest {Irbisia hrachycerus), Vosler 454 



The aphids on mangolds and allied plants, Theobald 454 



The walnut mealy bug {Psevbdococcus hakeri), Vaile 454 



The yerba santa mealy bug (Pseudococcus yerha-santx n. sp.), Easig 455 



The striped beet caterpillar ( Mamestra trifolii), Marsh 455 



The spotted beet web worm {Hymenia perspectalis), Chittenden 455 



Notes on cotton moths, Dyar 456 



Maize pests, Jones 456 



The codling moth and one spraying in the Hudson Valley, Felt 456 



Life histories of Syrphidse, Part V, Metcalf 456 



The life history of a bee fly {Spogostylum anale), Shelf ord 456 



Some earlier observations on the habits of Aphiochxta juli, Knab 457 



Dissemination of the leprosy bacillus by the house fly, Leboeuf 457 



Stomoxys calcitrans, Part II, Brain 457 



Biological studies of the pomace fly (Drosophila ampelophila), Guy^not. 457 



The mango bark borer ( Plocxderus rujkorms), Jones , 457 



The passing of the hickory nut? Bird 457 



The cigarette beetle {Lasioderma serricome) in the Philippin-e Islands, Jones. . . 458 



A wild host plant of the boll weevil in Arizona, Cook 458 



Bee keeping in Tennessee, Bentley 458 



A revision of the North American species of Megastigmus, Crosby 458 



A new hymenopteroiis parasite on Aspidiotus pemiciosus, Tower 459 



Use of flour paste in lime-sulphur solutions in control of red spider, Netils 459 



Suggestions on preparation and use of spray formulas, Bentley. 459 



FOODS — HUMAN NUTRITION. 



Changing oils into fata 459 



Plant fats, Thomae 459 



Sugar and its value as food, Abel 459 



The sterilization of confiscated meat from tuberculous animals 460 



Detecting an excess of added water in goods made from chopped meat, Feder. 460 



Investigation of Louisiana rice with reference to beri-beri, Wellman et al 460 



Beri-beri and freshly decorticated rice, Fargier 460 



[Rice andj beri-beri in Tonkin, Gouzien 460 



Soluble nitrogenous matter and the valuation of flours, Rousseaux and Sirot. . . 460 



Poisonous properties of khadi-ferment [used in bread making], Buxtt-Davy 460 



A recent analysis of asparagus 461 



Fungus flora of South Africa [edible fungi], Evans 461 



[The chayote (Sechium edule) and maranko (Lagenaria vulgarisy], Burtt-Davy . . . 461 



Constituents of apples, Thomae 461 



Popularity of banana food products, Barrett 461 



Ripening bananas with the respiration calorimeter, Langworthy and Milner. . . 462 



The chemical composition of Florida oranges, Henry 462 



