IV CONTENTS. [Vol. 40 



Page. 



The war garden victorious, Pack 833 



The city home garden, Beattie 833 



Vegetable seed growing and breeding, Crow 833 



Instructions for seed production in Switzerland, Key 833 



Onions, garlic, and spinach, Garcia 833 



Pollination of tomatoes, Bouquet 833 



Organizing canhouse tomato growers for emergency production, De Baun_ 834 



Extension service in pomology in U. S. Department of Agriculture, Close. 834 



Extension work in pomology in New York, Rees 834 



Report of committee on variety testing, Gourley 834 



Winter injury of fruit trees, Oskamp 834 



Winter injury to fruit trees in New Jersey, Blake 835 



Winter injury in New York State during 1917-18, Chandler 835 



Winter injury to fruits in Wisconsin in 1918, .Moore 835 



Winter injury in Canada, Macoun 835 



Winter injury in Indiana, Oskamp 835 



Winter injury in Ohio, Paddock 835 



The pruning of winter-injured peach trees, Gundersoo 835 



Relation of time of blooming to ripening in peach varieties, Norton 836 



Five years' results in plum pollination, Etendrickson 836 



Some factors favoring or opposing fruitfulness in apples, Wig[ 836 



Hardiness in top-worked varieties of the apple, Porsey 837 



Spraying apple trees in bloom, Brock 837 



High temperatures and humidity en pears. Taylor and Overholser 838 



How the strawberry sets fruit, Yalleau 838 



Strawberry varieties in the United States, Harrow 838 



Strawberry culture.— Eastern United States. Harrow 838 



strawberry culture. — South Atlantic and Gulf coast regions, Darrow 838 



Strawberry culture. — Western United Slates, Harrow 838 



Fig growing in the South Atlantic and Gulf States, Gould 838 



Hybrid direct bearers in valley of 1 Tome in Ibis, Hesmoulins and \illard_ 838 



Developing new grape Industries, Husmann 839 



Abnormal shedding of fruits of Washington navel, Coit and Hodgson 839 



Influence of foreign pollen on development of vanilla fruits, McClelland—. 840 



Notes on geranium breeding, Ballard 840 



FORESTRY. 



Influence of the National Forests in the southern Appalachians, Hall S41 



A program of forest conservation for the South, Peters 841 



Some aspects of silvical research as an after-the-war activity, l.eavitt .„ 841 



Forestry and the war in Italy, Brown 841 



Forest survey. — Third annual report, 1918, Prince 841 



Reconnaissance in Philippines and British North Borneo, Matthews 841 



observations on uuburned cut-over lands in the Adirondack*, McCarthy — 841 



Thunder Mountain, Craves 841 



Conifer additions to shelter belts on the northern Great Plains 841 



Care of cooperative shelter belts on the northern Great Plains 842 



Some biological and economic aspects of the chaparral, Munns 842 



Bear clover {Chamce'batia foliolosa), Mitchell 842 



Thinning western hemlock and grand Br, Weir and Hubert 842 



Importance of clearing out hardwoods and balsam Br, Brown 842 



The relation of gray birch to the regeneration of white pine, Tourney ._ 842 



The regeneration of. sal {JShorea robusta) forests, Hole 



Mahogany and some of its substitutes, Record 843 



Tapping experiments on if<~fc<i brasiKensis, de Jong 843 



Preliminary note on the seasoning of some Indian timbers, Pearson 



A formula method for estimating timber. Terry 843 



Appraisal of tire damage to immature timber. <'hirk 843 



Production of lumber, lath, and shingles in 1H17. Smith and Pierson 843 



DISEASES or ft \NTS. 



Heating and sterilizing outfit for a held laboratory, Peltier ami Neal vl "• 

 Imbedding and staining of diseased wood, Boyee 



Preparation of copper and copper-arsenic spraxs. l.iantard 849 



