1917] CONTEN-TS. Ill 



Page. 



Imperfection of pollen and mutability in the genus Rosa, Cole 228 



Oenothera lamarckiana velutina, de Vries 228 



The cowhage and related species, Piper 328 



FIELD CROPS. 



Dry farming in eastern New Mexico, Mundell and Smith 328 



Progress report of Substation No. 3, Angleton, Tex., 1909-1914, Winters 329 



Progress report, Texas Substation No. 6, Denton, Tex., 1909-1914, Cory 330 



Progress report of Substation No. 12, Chillicothe, Tex., 1905-1914, Edwards. . . 331 



Inheritance in wheat, barley, and oat hybrids, Gaines 332 



Winter oats, barley, spelt, and emmer, Schmitz 332 



Grains for the dry lands of central Oregon, Breithaupt 333 



Grasses used in binding the shifting sands of southern Italy, Borzi 333 



Permanent pastures on lowland moors, Freckmann 333 



Green manuring in India, Dobbs. 334 



Color variation m seed crops of cultivated legumes, Galang 334 



Alfalfa in Wyoming, Parsons 334 



Barley in Washington, Schafer and Gaines 334 



Corn experiments in 1915, Fedorov 334 



Cotton experiments, 1916 334 



Extension of cotton production in California, Cook 335 



Cotton species indigenous to Italian Somaliland, Mattel 336 



Tests and selections of mungo beans, San Miguel 336 



Experiments with the overhead electrical discharge in 1915, Jorgensen 336 



Contribution to the study of Panicum miliaceum, Belov 336 



Field pea production, Schafer and Gaines 337 



The value of immature potato tubers as seed, Hutchinson 337 



Fertilizing the potato crop, Thome 337 



Potato gro-wing, Green 338 



Potato growing in the loess area of the southwest, Zaporozhenko 338 



Fertilization of rice, Balangue y Rulloda 338 



Grain sorghums, Madson 338 



Sugar-beet plantations in the peasant husbandry, Novinsk'ii 339 



[Sugar cane], Agee 339 



Further observations on the cultivation of Helianthus annuus, Tropea 339 



Fertilizer tests with tobacco varieties, Palafox y de la Cuesta 339 



Variability of tobacco in cultures on the college farm, Cagurangan 339 



Production of tobacco under shade in the Philippines, Paguirigan y Amalingan . 339 



Tobacco. — The production of light-colored pipe and cigarette leaf, Tregenna. . 340 



Wheat, Schmitz 340 



Effect of soil moisture content on wheat production, Harris and Maughan 340 



Gluten formation in the wheat kernel, Olson 341 



Spraying of charlock in com 342 



HORTICULTURE. 



Horticultural laws of the State of Washington 342 



Luther Burbank, his methods and discoveries, edited by Whitson and Williams. 342 



The garden, Shaw 342 



The home garden in Kentucky, Adams 342 



Variation in artichokes, Shamel 342 



Experiments in keeping asparagus after cutting, Morse 342 



New Mexico beans, Garcia 343 



Report of the Taliparamba Agricultural Station for 1913-14, Sampson 343 



Report of the Taliparamba Agricultural Station for 1914-15, Sampson 343 



Report of Taliparamba Agricultural Station for 1915-16, Ramasastrulu Nayudu. 343 



The tomato as a farm crop for the canning factory. Reed 343 



[Vegetable seed production at Vineland, Ontario] 343 



New or noteworthy fruits, V , Hedrick 343 



Variety testing at the Dominion Experimental Farms, Macoun 343 



Varieties of fruit in the Province of Starkenburg 343 



Studies in fruit bud formation, 'Magness 343 



The freezing of fruit buds, West and Edlefsen 344 



Pruning fruit trees. Alderman and Auchter 344 



The Taylor system of pruning, Taylor 344 



Influence of pruning upon the fruit spur system of the apple, Gardner 344 



