IV • CONTENTS. 



HORTICULTURE. 



Page. 



[Horticultural investigations in Alaska], Georgeson et al 639 



Horticulture, Coit 639 



French gardening, Smith 640 



Production of vegetable seeds: Sweet corn, garden peas, and beans, Tracy, Sr. . 640 



Orchard soils of the county of Cumberland, Jensen 640 



The influence of various fertilizers on fruit trees, Miiller and Schneider 640 



Better methods in eastern orcharding, Sears 640 



Native and tropical fruits, Van Hermann 640 



Olive culture, d'Utra 640 



The olive tree. Cram 640 



Grape investigations in the Vinifera regions of the United States, Husmann 640 



Artificial date ripening, Vinson and Ross 641 



Heeleaka Station investigations during 1905, 1906, and 1907, Hutchinson 641 



The Heeleaka Experimental Station report on investigations during 1908, Hope. 642 



Influence of drying on the quality of tea. Welter. 642 



Sweet peas, Wright 642 



Pansies, violas and violets, Cuthbertson 642 



The book of the rose, Foster-Melliar 642 



FORESTRY. 



Engelmann spruce in the Rocky Mountains, Hodson and Foster 643 



A study of the fundamentals of spruce growing, Schiffel 643 



Experiments on the use of red beech wood for railroad ties, Schwappach 643 



Beech railroad ties, Schneidt 643 



The bamboo forests of the Ganges Division, U. P., Rebsch 644 



The forests and forest flora of the Colony of the Cape of Good Hope, Sim 644 



On the useful timber trees of German southwest Africa, Pogge 644 



A new resin cup, Woolsey, jr 644 



The anatomy of compressed woods, Jaccard 644 



Abstract of report on the present status of timber tests, Hatt 644 



Consumption of firewood in the United States, Pierson 645 



DISEASES OF PLANTS. 



The diseases of cultivated plants and their treatment, Faes • 645 



Symptoms of diseases in plants, Heald 645 



Bacteria in their relation to plant pathology, Potter 645 



Influence of parasitic fungi on the development of the host plant, Dittrich 645 



A new method of combating the enemies of plants, Broslavski 646 



[Work in plant pathology], McCallum 646 



Report of the institute for plant protection in Hohenheim for 1909, Kirchner.. 646 



Notes on insect and fungus pests 646 



The genus Hendersonia, Voges 646 



On the significance of teleutospore formation on the Uredineae, Morgenthaler. . 646 



Publications on the biology of the Uredineae for the year 1909, Fischer 646 



Experiments on grain smuts, Appel and Riehm 646 



PlasmodiopJwra brassicx parasitic on melons, celery, and sorrel, Marchand 647 



Club root of cabbage and allied plants, Lawrence 647 



Clover sickness and phosphorite, Kossovich 647 



The smut of maize and its treatment, McAlpine 647 



Studies on potato fusaria, Appel and Wollenweber 647 



Notes on the life history of Phytophthora infestans, McAlpine 647 



The leaf roll disease of the potato in moor lands, Bersch 648 



Our present knowledge of the leaf roll disease of the potato, Kock 648 



The cause of the heart or dry rot of the sugar beet, Ruhland and Albrecht. . . . 648 



Experiments on the control of the heart rot of the beet, Ruhland and Albrecht. . 648 



Some sugar cane diseases, Edgerton 648 



The root diseases of the sugar cane in Barbados 648 



Notes on the mosaic disease of tobacco, Perreau 649 



Rust and smut resistance in wheat, oats, and maize, McAlpine 649 



The leaf cast diseases of currants and their successful control, Rosenthal 650 



Cauliflower disease of strawberries - 650 



The diseases of the grape and means of combating them, Nazari 650 



Field studies of the crown gall of the grape, Hedgcock 650 



