CONTEin». V 



DISEASES OF PLANTS. 



Page. 



Smut diseaece of cultivated plai. ta, their cause and control, GQbsow 47 



Further cultures of heteroecious rusts, I<Ya«er 47 



Contributions on fungus diseasea of plants appearing in 1912-13, Riehm 47 



Diseases of agricultural crops, 1912, Lind, Rostrup, and Ravn 47 



Work of phytopathological section of station in Stockhohn, 1912, ErikBson 47 



Work of the observatory of phytopathology in Turin, Voglino 47 



Plant diseases, Davy 47 



Some fungi parasitic on tropical plants. Griffon and Maublanc 48 



Fungus diseases of potato in Australia and their treatment, McAlpine 48 



Bacterial disease of potatoes, Osbom 48 



Biology of potato plant with particular reference to leaf roll, Reitmair 48 



Recent researches as to the cause of potato leaf roll, Sorauer 48 



The persistence of the potato late-blight fungus in the soil, Stewart 49 



Does winter kill potato blight in the soil? Hall 40 



Potato-spraying experiments in 1911, Giddings 49 



Ufra disease of rice, Butler 49 



Notes on sereh disease of sugar cane, Ashby 49 



Rangpur tobacco wilt, Hutchinson 50 



Diseases of the tomato in Louisiana, Edgerton and Moreland 50 



Apple leaf spot 50 



Peach leaf-curl fungus: Further tests with copper compounds, Quinn 50 



Comparative experiments with sprays against leaf cast of grape, Bretschneider. 50 



A disease of cacao trees due to Lasio diplodia theobromss, Berthault 50 



Nematode worms and mottled leaf, Hodges 51 



Two fungi as causal agents in gummosis of lemon trees in California, Fawcett. . 51 



Two fungus parasites of Agati grandijlora, Foex 51 



The structure and systematic position of Mapea radiata, Maire 51 



A new species of Endothia, Petri. 52 



More on black canker of chestnut in reply to L. Petri, Briosi and Farneti 52 



Critical confiiderations on black canker of chestnut, Petri 52 



Three undescribed heart rots of hardwood trees, especially of oak. Long 52 



ECONOMIC ZOOLOGY — ENTOMOLOGY. 



Principles of economic zoology, Daugherty 52 



Game laws for 1913, Palmer, Bancroft, and Eamshaw 52 



Bibliography of Canadian zoology for 1911 , Lambe 52 



Bibliography of Canadian entomology for 1911, Hewitt 52 



Forty- third annual report of the Entomological Society of Ontario, 1912 52 



Insects of the year in British Columbia, Cunningham 53 



Unusual insect attacks on fruit trees and bushes in 1912, Theobald 53 



Report of economic zoology for the year ending September 30, 1912, Theobald. . 53 



A sealed paper carton to protect cereals from insect attack, Parker 53 



Spontaneous septicemia in the cockchafer and sUkworm, Cliatton 53 



The coccobacilli infections of insects, Picard and Blanc 54 



Locust bacterial disease, Lounsbury 54 



Fungus diseases of scale insects and white fly, Rolfs and Fawcett 55 



A study of caprification in Ficus nota, Baker 55 



A systematic outline of the Reduviidce of North America, Fracker 55 



The British species of the genus Macrosiphum, I and II, Theobald 55 



Report of the entomologists, Rumsey and Peairs 55 



The so-called aerostatic hairs of certain lepidopterous larvae, Riley 55 



The parthenogenesis and oviposition of the potato tuber moth, Picard 55 



The Phoridaj in the United States National Museum, Msdloch 56 



New genera and species of muscoid flies from South America, Townsend 56 



Meroden equcstris m southern British Columbia, Norman 56 



The southern corn rootworm, or budworm, Webster 56 



The western com rootworm, Webster 56 



The coconut leaf-miner beetle, Promecotheca cumingii, Jones 56 



The occurrence of a cotton boll weevil in Arizona, Pierce 56 



Life history of Otiorhynchus ovafns, Treherne 58 



Annual report of the Bee-Keepers' Association of Ontario, 191 2 59 



The Bombidae of the New Worid, II, Franklin 59 



Studies in the wood wasp superfamily Oryssoidea, with new species, Rohwer . . 59 



A study in insect parasitism, Webster 59 



