IV CONTENTS. 



Page. 



Effect of crossing varieties of com on the size of seed produced, Wolfe 529 



Farm practice in the cultivation of com, Cates 529 



Growing com in Kansas, Cunningham 529 



Fertilizer experiments with com, Vargas 529 



Community production of Eg\'ptian cotton in the United States, Scofield et al. 529 



Kafir com ("dari") from South Africa 530 



Sun-sprouted seed potatoes, Green 530 



Report of Prickly Pear Experimental Station, Dulacca, 1914-15, White-Haney 530 



Production and utilization of rape seed : 531 



Inflorescence of rice, Marcarelli 531 



Dominant and recessive characters in wheat hybrids, Strauss 531 



Segregation of hybrid wheat in the F2 and F.-, generations, Henkemeyer 531 



Results of seed tests for 1915, Taylor and Prince 531 



The \itality of seeds passed by cattle, Milne 531 



Turnip weed {Rapistrum rugosum), Andrew 532 



HORTICULTURE. 



Tests with nitrate of soda in the production of early vegetables, Lloyd 532 



Mushroom growing, Duggar 532 



Researches on the cultivated radishes, Trouard Riolle 532 



Colonial plants. — Alimentary and medicinal plants, Jumelle 533 



Fruit growing. — I, Planting and grafting; II, Pruning, Passy 533 



Propagation of fruit trees and shrubs, Salvadores 533 



Summer pruning of a young bearing apple orchard, Batchelor and Goodspeed . . 533 



Shipping fresh cherries and prunes from the Willamette A'alley, Ramsey 534 



Directions for blueberry culture, 1916, Coville 534 



SmjTna fig growing in California, Markarian 534 



The oUve (Oka cuspidata ) forests of the Punjab, Coventry 535 



Renovation of olive trees; hygiene, pathology, and therapeutics, Benaiges 535 



Bright V. russet fruit, Yothera 535 



Contribution to the study of coffee, JJerteau and Sauvage 535 



Lamtoro as shade, Alberts 535 



The book of hardv flowers, edited by Thomas 535 



The garden blue book, Holland 535 



The garden beautiful in California, Braunton 535 



Ornamentals for winter, Hubbard 535 



Use of native plants for ornamental planting, Jensen 535 



The prairie spirit in landscape gardening, >iiller 536 



FORESTRY. 



Slh-irultural work of steppe experiment forests, 1893 to 1906, Vysotskil 536 



The importance of phonological obser\-ations. Lamb 536 



New investigations on the causes of diameter growth in trees, Jaccard 536 



Problems and scope of forest selection, Reuss 536 



Notes on succession from pine to oak, Moore 537 



Nitrogen manuring experiments with pines, Siefert and Helbig 537 



Correlation between the evaporation of a pine and the evaporimeter, Tolskil . . 537 



Recent tapping results with Ilevca hrasiliensis, de Jong 537 



Timber, from the forest to its use in commerce, Bullock 537 



Notes upon the distribution of forest trees in Indiana, Coulter 537 



List of more common trees and shrubs of Konahuanui region, MacCaughey 537 



Timber conditions in Smoky River VaUey and Grande- Priarie country, Doucet. 538 



A handbook of forest protection 538 



A discussion of log rules, their Limitations and correction, McKenzie 538 



\Miat chemistrj^ has done to aid the utilization of wood, Acree 538 



DISEASES OF PLANTS. 



Effect of natural low temperature on certain fungi and bacteria, Bartram 538 



Technique for isolating single-spore strains of certain fungi, Keitt 538 



Need of a pure culture supply lat)oratory for phytopathology in America, Shear . 539 



Studies on Rhizopus. — 1 1 , Physiological, Hanzawa 539 



Notes on some North American rusts wiih c;¥oma-Like sori, Ludwig 539 



Pcridcrmium pyriforme and Cronarlium comaiuJr.r, Kirkwood 539 



Ftmgus diseases of Colorado crop plants, Robbins and Reiuking 530 



