CONTENTS. V 



Page. 



Susceptibility of different varieties of oats to Scolecotrichuni, Nilsson-Ehle. ... 46 



The influence of variety and temperature on stinking smut infection, Hecke. . 46 



The treatment of stinking smut of wheat, McAlpine 47 



Bunt tests, 1909, Richardson 47 



A new myxomycete, Molliard 47 



The results of experiments in 1908 to control the cucurbit mildew, Kock 47 



Some fungus diseases of potatoes, Tidswell and Johnston 47 



Wart disease of the potato, Orton and Field 47 



The late blight in tomatoes, McAlpine 48 



A monograph of the Phragmidia on the genus Rubus, Vleugel 48 



Roncet of the American grape in Sicily, Pantanelli 48 



A sun scald of the grape, Pacottet _ 48 



Conditiiins of sclerotia and ring formation of Botrylis cinerea, Reidemeistcr ... 48 



The development of some Ascomycetes, Potebnia 48 



Fire blight in fruit trees, Mack 48 



Bacterial blight of apple, pear, and quince trees, Jones 49 



A disease of cacoa fruits, Gueguen 49 



Diseases of coconuts, Wates 49 



The immunity of the Japanese chestnut to the black canker, Prunet 49 



The systematic position of the oak mildews, Neger 49 



Oliservations on the morphology of the Oidium of the oak, Ferraris 50 



The mildew of the oak, Kirchner 50 



The prevalence of the oak mildew in 1908, von Tubeuf 50 



The oak mildew in Austria-Hungary, Kock 50 



The Oidium of the oak, d'Almeida 50 



A new parasitic disease of Juncus, Schwartz 50 



Azalea pontica and its parasites in Austria-Hungary, Raciborski 50 



A new Ramularia from South Tyrol, Magnus 50 



Copper fungicides, Bedford and Pickering 50 



The substitution of lime-sulphur preparations for Bordeaux mixture, Scott.. 51 



ENTOMOLOGY. 



Outlines of entomology, Oestlund 52 



Insect and fungus pests of the orchard and farm. Lea 52 



[Report of the department of entomology, 1908], Doten ^ 52 



Injurious insects in Ireland during the year 1908, Carpenter 53 



[Insect injury to cultivated plants in Germany during 1908], Liistner et al 53 



[Reports of the imperial entomologists for 1907-1909], Lefroy and Hewlett 53 



Report of the entomologist [of Uganda], Gowdey 53 



Uganda insect pests 53 



The fungus-raising termites, Escherich 53 



Contribution to a monograph of the gryllid genus Myrmecophila, Schimmer. . . 54 



Exotic Thysanoptera in the Genoa museum of natural history, Buffa 54 



Aphidological studies, I , Tullgren 54 



Coccidae of Japan, III. — First supplemental list, Kuwana 54 



Coccidte of Japan, IV. — A list from the Bonin Islands, Kuwana 54 



The brown-tail moth: Its possible introduction into Ohio, Shaw 54 



The larger corn stalk-borer, Ainslie 54 



Recent investigations relating to the control of the olive fly, Berlese 55 



The horn fly, Marlatt 55 



Facing the boll weevil problem in Alabama, Hinds 55 



The clover root-borer, Webster 55 



The western grass-stem sawfly, Webster and Reeves 56 



A new chalcidoid, MymaridiB parasitic on Tyloderma foveolatum , Girault 56 



Parasites reared from the eggs of the gii>sy moth, Howard 56 



Observations on some European ants, Wheeler 57 



A predaceous mite proves noxious to man, Webster 57 



A supposedly beneficial mite noxious to man, Webster 57 



Transmission of typhus faver by Pediculus vestamenti, Ricketts and Wilder. ... 57 



A monograph of the Myrientomata, Berlese 58 



The occurrence of sil vertop in meadow grass near Landquart, Thomann 58 



Insects injurious to sweet potatoes in New Jersey, Smith 58 



Common insect pests of fruits in Wisconsin, Moore 59 



Control of the brown rot and plum curculio on peaches, Scott and Quaintance 59 



Results of spraying experiments, 1909, Howe 59 



Lime-sulphur wash 60 



