IV CONTENTS. 



HORTICULTURE. 



Page. 



[Horticultural work at the Canadian stations in 1910], Macoun et al 343 



Beginners' guide to fruit growing, Waugh 344 



Horticultural statutes of the State of California, 1912 344 



Combating orchard and garden enemies, Chandler 344 



Ampelography of the Crimea, Korshinsky 344 



Statistics on the production of grapes and olives in 1911 344 



Citrus experiments, Blair 344 



A practical method of artificially ripening Japanese persimmons, Lloyd 344 



Large scale experiments on processing Japanese persimmons, Gore 344 



Covering almond trees for frost protection, McAdie 345 



Cranberry bog management for Wisconsin, Malde 345 



Ginseng and golden seal growers' handbook, Koehler 346 



Status and prospects in ginseng industry, Kains 346 



Lavender cultivation. Knight _. 346 



Handbook of trees, shrubs, vines, and herbaceous perennials, Kirkegaard 346 



Lawn soils and lawns, Schreiner, Skinner, Corbett, and Mulford 346 



FORESTRY. 



Forest conditions in the northern Ozarks of Arkansas, Bennett 346 



Notes on forest conditions in northwegtem Nebraska, Pool 346 



Trees of Omaha, Fullaway , jr. , and Chapline, jr 346 



The catalpas and their allies, Garman 346 



Utah juniper in central Arizona, Phillips and Mulford 347 



Quebracho wood and its substitutes, Mell and Brush 347 



Cinchona in Java from 1872 to 1907, Van Gorkom, edited by Hooper 347 



Castilla and its culture, Olsson-Seffer 347 



A test of daily versus alternate daily tapping of Hevea, Van Hall 347 



Notes on bark structure, Krueger _. 347 



A sample dichotomous table for determination of coniferous species, Pard6 347 



Operation of a Prussian seed extracting establishment, Recknagel 347 



The economic returns from forestry, Martin 347 



Assistance to private owners in the practice of forestry 348 



Some permanent sample plat studies, Korstian 348 



Method for determining effects of forests upon run-off in the Rockies, Garver. . 348 



Effect of fires on trees and reproduction in southern New England, Buttrick 348 



The need of fire protection m the Tropics, Fischer 348 



Rainfall a factor of tree increment, Davis 348 



Notes on winterkilling of forest trees, Hartley 348 



A new method of constructing volume tables, Bruce 348 



Sand blast tests of New South Wales timbers, Warren 348 



On the durability of railroad ties, Havellk 348 



Quantity and quality of creosote found in piles after long service, Bateman 348 



DISEASES OF PLANTS. 



[Report of the botanist on plant diseases in 1910], Gussow 349 



Report of plant pathologist, Fawcett 350 



Report of plant physiologist, Floyd 350 



Notes on some mildews, Foex 351 



The specialization of Uromyces cari/ophyllinus, Fischer 351 



Corrosive sublimate as treatment for winter grains, Hiltner and Gentner 351 



A wheat head disease, Fron 351 



Leaf roll of potato 351 



The wart disease of potatoes, Middleton 351 



Some fungus diseases of the prickly pear, Wolf 352 



Beet nematodes (Heterodera schachiii) , Fuchs 352 



Tumor formation in sugar beets, Spisar 352 



Melon or cucumber canker, Middleton 353 



Collar blight and other collar and root diseases of the apple, Waite 353 



Pear blight control, Gammon 353 



American gooseberry mildew, Middleton 353 



The rusts of wild grapes in India, Butler 353 



A coconut disease of Mexico, Olsson-Seffer 353 



A disease of Anthemis, Biin 354 



