IV CONTENTS. 



Page. 



A new English wheat variety, Faber 640 



Work done under the seed control act, Bolley 640 



Work with weeds, Bolley 641 



Weeds of the farm and garden, Pammel 641 



HORTICULTURE. 



A new method of shortening the rest period of woody plants, Jesenko 641 



The wounding method: A new process of forcing plants, Weber 642 



Report of the government fields in South Holland, 1910, Claassen et al 642 



Important orchard pests and spray formulas. Van IBuren and Huested 642 



Control of insects and diseases affecting horticultural crops, Fulton et al 642 



Presence of arsenic in fruit sprayed with arsenate of lead, O'Gara 642 



The principles of pruning, Lucas 643 



Fruit tree planting, Waldron 643 



Progress in the breeding of hardy apples for the Canadian Northwest, Saunders 643 



Is it necessary to fertilize an apple orchard? Hedrick 643 



Does the apple orchard need fertilizers? Hall 644 



The packing of apples in boxes, Wilson 644 



Utilization of the citrus fruits , 644 



The culture and curing of vanilla, Lopez y Parra 645 



Sweet-pea studies, Craig and Beal 645 



Our ornamental plants, Schulz 645 



FORESTRY. 



Light in relation to tree growth, Zon and Graves 646 



[Forest plantations], Waldron 646 



[Report on forest plantings], Waldron 646 



Uses of cedars, cypresses, and sequoias, Hall and Maxwell 646 



California tanbark oak 646 



' ' Colombian Mahogany " ( Cariniana pyriformis) 647 



Scrub pine (Pinus virginiana), Sterrett 647 



Relation of light chipping to the commercial yield of naval stores, Herty 647 



Australian timber: Its strength, durability, and identification, Mann 648 



Consumption of wood preservatives in the United States in 1910, Sackett 649 



Grazing and floods: A study of the Manti National Forest, Utah, Reynolds 649 



The National Forest Manual: Trespass 649 



DISEASES OF PLANTS. 



[Mycological studies], Bolley 649 



Report of botanist and plant pathologist, Bolley 650 



Reports on the diseases of economic plants in Germany for 1906, 1907, and 1908. 650 



New observations on potato and grain diseases, Vanha 650 



Crown gall and sarcoma, Smith 650 



The rusts of grains in the United States, Freeman and Johnson 651 



Fusarium on cereals and its effect, Hiltner and Ihssen 652 



A cytological investigation of the grain rusts, Zach 652 



WOieatrust ■ 652 



On the curly leaf disease of cotton, Kranzlin 652 



Two recent important cabbage diseases of Ohio, Manns 653 



The fusarium blight (wilt) and dry rot of the potato, Manns 653 



The cause of gummosis of tobacco and experiments on its control. Honing 654 



A new fungus on djdng apple trees, Laubert 654 



Further researches on the development of roncet of the grape, Pantanelli 654 



The Sclerotinia (Botrytis) disease of the gooseberry, or die-back 654 



A stem canker of Robusta and Quillou coffee, von Faber 654 



Arrowroot diseases 654 



Soft rot of ginger in the Rangpur District, eastern Bengal, McRae 655 



The timber rot caused by Lemites sepiaria, Spaulding 655 



Investigations on carbolineiim compounds as fungicides, and their effects, Molz . 655 



ECONOMIC ZOOLOGY — ENTOMOLOGY. 



Our grosbeaks and their value to agriculture, McAtee 656 



Work being prosecuted by economic entomologists in the United States, Headlee . 656 



Report of entomologist of Arizona Horticultural Commission, 1910, Morrill 656 



Sixth annual report of the state entomologist of the State of Maine, Hitchings. . 6S6 



