IV CONTENTS. 



HORTICULTURE. 



Page. 



The California vegetables in garden and field, Wickson 339 



The Lamao Experiment Station, Burrell 339 



Wild ginseng in Manchuria, Tomiiye and Yoshida 339 



The influence of the hygrometric condition on the growth of mushrooms, Ponroy. 339 



Parthenogenesis among gooseberries, Ewert 339 



The correlative influences of seed on the ripening process of fruits, Ewert 340 



The blossoming of apple trees, Bedford and Pickering 340 



The Hitchings apple, Beach 341 



Some modern viticultural methods, Adcock 341 



Pollination experiments with Anonas, Wester 341 



Amonnecious date, Bois _ 342 



Relation of asexual or bud mutation to California citrus orchards, Coit 342 



The citrus grove, its location and cultivation, Rolfs 342 



Orchard heating, Howard 342 



Frost prevention work in the Rogue River Valley, Oreg., 1910, O'Gara 342 



Kinds of fruit to plant in different districts, Thornber 342 



FORESTRY. 



The forest resources of the world, Zon 342 



Second annual report of the state forester in Vermont, Hawes 342 



Report of the superintendent of forestry, Campbell et al 343 



[Report on] silviculture 343 



Contribution to the knowledge of trees of Argentina, Venturi and Lillo 343 



Report on the introduction of exotic species in Belgium, Visart and Bommer. . 343 



Some West African timbers 344 



Variation among forest trees with special reference to spreading, Hauch 344 



The algaroba in Hawaii, Wilcox 344 



Utilization of California eucalypts, Betts and Smith 344 



The natural regeneration of old spruce stands on high situations, Bavier 345 



How to grow black walnuts, Scott 345 



DISEASES OF PLANTS. 



Diseases of economic plants, Stevens and Hall 345 



Plant diseases, Hoffmann 345 



Report on plant diseases, Jordi 345 



Mycological review for the year 1909, Briosi 345 



Mycological notes, Bubak and Kabdt 346 



New or rare fungi, Bubak 346 



Report on cultures of Uredinese, Fischer 346 



Apparatus for the treatment of grain by the hot-water method, Schander 346 



Control of loose smut of wheat and barley by hot water and hot air, Schander. . 346 



On the control of the loose smut of barley, Gisevius and Bohmer 346 



Relative rust resistance and yield of varieties of v:heat and oats, Lamont 346 



Some observations on bunt and fungicides, Darnell-Smith 347 



A new disease of alfalfa, Arnaud 347 



Cotton diseases in Mississippi, Hibbard 347 



Cotton diseases in Mississippi, Hibbard 347 



On the leaf roll and other diseases of the potato, Stormer 347 



Varieties of potatoes resistant to wart disease 347 



Diseases of sugar cane, Maublanc 348 



Blackleg or Phoma wilt of cabbage, Manns 348 



Mycological notes, von Hohnel 348 



Apple bitter rot, Lounsburj^ _ 348 



The use of sulphate of iron in attacks of chlorosis, Coffigniez 348 



Silver-leaf disease, Bedford and Pickering 349 



The deformation of Primus mahaleb by a parasitic fungus, Moreillon 350 



The principal diseases of our vineyards, Perold 350 



On a case of court-noue of grapes in France, Jaccard 350 



The gray rot (Botry tis) of grapes in 1910, Lebrun 350 



The red leaf spot of grapes and its control, Diimmler 351 



Note on coffees resistant to Hemilcia vastatriz, Dussert 351 



The bud rot of palms in India, Butler 351 



The rot of roses, Beauverie 351 



