IV CONTENTS. 



Page. 



Tlie Georgia velvet bean, Belling 533 



Variation in pure Unes of winter wheat, Williams 533 



Determination of seeds of Cuscuta trifolii and C. suaveolens, Bernatsky 533 



The weed Galinsoga parvislora, Miiller 534 



Methods of determining weight per bushel, Love 534 



A method for testing the breaking strength of straw, Helmick 534 



HORTICULTURE. 



[Report of horticultural investigations] 534 



Report of the horticulturist, Kinman 535 



Report of the assistant horticulturist, McClelland 536 



[Floral and vegetable trials at Wisley in 1914], Titchmarsh 536 



[Miscellaneous floral and vegetable trials at Wisley, 1914] 536 



Cabbage growing in California, Rogers 537 



The inheritance of size in tomatoes. Perry 537 



Arboriculture, Savastano 537 



A guide to the literature of pomology, Bunyard 537 



Small fruits for home and commercial planting, Sutton 537 



Addition of soft soap to lead arsenate for spraying purposes, Edwardes-Ker 538 



Spray calendar, Faurot _- 538 



New method of obtaining grafted peaches, Manaresi 538 



Testing grape varieties in the Vinifera regions of the United States, Husmann. 538 



Physiological research on pollen germination in Vitis vinifera, Garino-Canlna. . 539 



Viticulture in Japan, Oinoue - 539 



Some recent experiments on conservation of grapes in various gases, Dalmasso. 539 



Statistics on the production of grapes and olives in 1914 539 



The methods of reproduction in olive culture, Campbell 540 



Bench rooting of citrus nursery stock, Ralston 540 



The lime and the lemon as sources of citric acid and essential oils, Dunlop 540 



The blood orange in the territory of Caltagirone, Cocuzza 540 



The cultivation of the hazelnut in the Province of Messina, Stan can elli 540 



Dahlias tried at Duffryn, 1914 540 



The gardenette or city back yard gardening by the sandwich system, Albaugh . . 540 



The use of charcoal as a medium for plant growth, Appleyard 540 



rOEESTRY. 



The evolution of forest policy, Descombes 541 



The use book, a manual for users of the National Forests, 1915 541 



International Forestry Congress 541 



Report of department of forestry of Pennsylvania for 1912-13, Conklin 541 



Forest administration in Assam for 1913-14, Perree and Monro 541 



Forest administration in the Jammu and Kashmir State for 1913-14, Lovegrove 541 



The flowers of the woods, Gatin 541 



The results of forest culture experiments, Schwappach 541 



Some Irish larch plantations, Waddingham 542 



Pine tree culture in Nordland, Lindberg 542 



Hevea tapping results. Experiment Station, Peradeniya, 1911-1913, Petch 542 



Hevea tapping results, Experiment Station, Peradeniya, 1914, Petch 542 



Scientific tapping experiments with Hevea brasiliensis , de Jong 542 



Tapping and the storage of plant food in Hevea brasiliensis, Campbell 543 



The tapping of an old Hevea tree at Henaratgoda, Petch 543 



Notes on the history of the plantation rubber industry of the East, Petch 543 



The naval stores industry, Schorger and Betts 543 



Records on life of treated timber in the United States, Weiss and Teesdale 544 



DISEASES OF PLANTS. 



Notes on plant diseases in Virginia in 1913 and 1914, Reed and Crabill 544 



Report of the botanist and mycologist, Petch 545 



Notes upon Washington fungi. Hall 545 



The temperature relations of some fungi causing storage rots, Ames. 545 



Further studies on the specialization of Uromyccs caryophyllinus, Fischer 545 



The specialization of Puccinia piilsatillx, Fischer 545 



Overwintering of cereal rusts in uredospore form, Montemartini 546 



