1919] CONTENTS. V 



Page. 



Notes on some little known pests of red clover, Herric and Detwller 251 



Internal disease of cotton bolls in the West Indies, II, Nowell 251 



Important pests collected on imported nnrsery stock in 191S, Sasscer 251 



Experiments witli poison baits against grasshoppers, Ricker 252 



Grasshopper control in Kansas, Dean, Kelly, and Ford 252 



Palinodes privatans and its prey, Caudell 252 



Leaf hoppers injurions to apple trees, Lathrop 252,253 



A new genns for Tettigonia trifasciata, McAtee 253 



I'reliminary key to the Nearctic species of Eupterys, SIcAtee 253 



Some studies on the eggs of important apple plant lice, Peterson 253 



Vegetable plant lice, Headlee 255 



Control of plant lice or aphis, Chittenden 255 



A Melaphis from moss. Baker 255 



The identity of Smi/nlhurodes bct<B Westwood, Baker 255 



An undescribed species of Dryoj^ea injurions to Phyllostachys, Baker 255 



Report on a coUectitm of Coccidiie from Argentina, IMorrison 255 



Dry cleaning as a means of destroying body lice, Hutchison and Pierce 255 



Notes on Diacrisia virglnica, Mitchell , 256 



The work in the United States against the pink bollworm, Hunter 256 



The Europe.! n corn borer and its control, Vinal and CaiTrey 256 



Tlie European corn borer problem, Caffrey 2.57 



The Eluropean corn borer : A menace to the country's corn crop, Caffrey 257 



A new species of Bucculatrix injurious to hollyhock, Busck 257 



Two Microlepidoptera injurious to strawberry, Busck 257 



On some generic synonomy in the family Gelechiidaj, Busck 258 



Descriptions of new species of Coleophcn'a, Braum 258 



Notes on the California oak worm, Fhruganidia califoniica, Burke 258 



Nicotin sulphate as a control for chrysanthemum gall midge, Guyton 258 



Observations with Cvterebra tencbrosa, Parker and Wells 258 



Notes on Phlebotomus species attacking man, Parman 259 



A new genus in ScatophagidfB, Greene 259 



The dispersion of flies by flight, Bishopp and Laake 259 



A new root maggot treatment, Stookey 259 



Some notes on Fhorhia ftisciceps as a bean pest, Hawley 259 



Two new genera of AnthomyidiB, Aldrich 259 



A new genus and species of Cerarabycidre from Colorado, Fisher 259 



A new genus and species of Buprestidte from Arizona, Fisher 259 



Note on Maerobasis murina, Fisher . 259 



The striped cucumber beetle and its control, Chittenden 259 



Injury from white grubs in Iowa, Ball and Walter 259 



Notes on a cocoon making colydiid, Bui'ke 259 



Eleotles opnca, an important enemy of wheat in Great Plains, McColloch_l 260 



Avocado seed weevils. Barber 260 



The weevils of the superfamily Curculionoidea, Pierce 261 



[ Apicultural work] 261 



The clover seed chalcid (Bruchophagus fiinehris), AVilliamson 261 



New genera and species of ichneumon flies, Cushman 201 



A new genus of chalcid wasp belonging to the family EulophidjB, Gahan__ 261 



Pai-asite introduction as a means of saving sugar, Holloway 261 



A new species of the serphidoid genns Deiulrocei-us, Gahan 261 



Description of a new synipoid from Trinidad, Rohwer 261 



FOODS HUMAN NUTRITION. 



Nutritive value of wheat kernel and its products, Osborne, aiendel, et al 261 



Nutritive value of coconut globulin and coconut press cake, Johns et al 262 



Baker's yeast as food for man. Hawk, Smith, and Holder 263 



An indigenous process for the conservation of meat at Fez, Carpentier 263 



Rlilitary simps and porridges, Balland 263 



French table nuistards. Carles 263 



Nutritive value of food, Aron : ^ 264 



Studies on bacteriiil nutritum, Koser and Rettgei- 264 



The pathogenesis of deficiency disease, McCarrison 264 



Factors affecting the antiscorbutic value of foods, Hess and Linger 266 



Effect of heat, age, and reaction on vegetables, Hess and Unger 266 



Is vitamin identical with secretin? Jansen 267 



Presence of calcium in red blood corpuscles, Cowie and Calhoun 267 



