CONTENTS. Ill 



Page. 



A new nitrogenous fertilizer, aluminum nitrogen 525 



Phonolite meal, a new potash fertilizer, Krische 525 



[Utilization of milk waste as a fertilizer]. Miller 525 



Analyses of domestic manures, McDowell 525 



Analyses of commercial fertilizers, Scovell and Curtis 526 



[Inspection of commercial fertilizers] 526 



AGRICULTURAL BOTANY. 



An experimental study of the rest period in plants, Howard 526 



Influence of ultraviolet light on the germination of seed, Raybaud 526 



Osmotic pressures and determining freezing points, Dixon and Atkins 526 



The formation of albuminoid substances in plants, Vasilev 527 



The effect of certain hydrolyzable salts on plants, Gregoire 527 



Role of oxygen in formation and destruction of red pigments in plants, Combes. . 528 



Physiological studies of Cuscuta, Gertz 528 



The growth of certain molds in oil, Coupin 528 



Endotrophic mycorrhiza in certain fruit trees, Boulet 528 



Hyphal fungi in Elxagnus angustifolia and Alnus glutinosa, Zach 528 



Structure of tomato skins, Groth 528 



[Some miscellaneous economic plants of Palestine], Aaronsohn 529 



FIELD CROPS. 



Pastures in New York 529 



The hay crop. Brooks 530 



Relative value of corn, oats, wheat, and hay in a four-course rotation. Hunt. . 531 



Forage plants for western Washington, Lawrence and Blanchard 531 



Results of cooperative experiments in agriculture, Zavitz and Gamble 531 



[The Woburn field experiments], Voelcker 532 



Rotations, McConnell 533 



[Variety tests with peanuts and fodder crops]. Brooks 533 



[Agricultural and botanical explorations in Palestine], Aaronsohn 533 



Cotton field and orchard of the experiment field in 1907, Bushuyev 534 



[Variety and manurial tests and experimental sowings]. Potts et al 534 



[Ensilage, hay, barley, oats, and wheat], Perkins and Colebatch 535 



Alfalfa as a crop in Massachusetts, Brooks 535 



The production of alfalfa, Oses 535 



Corn production in the upper peninsula of Michigan, Geismar 535 



Increasing protein and fat in corn. Smith 535 



Cotton production, 1909 535 



Notes on publications relating to cotton, 1909, Balls 535 



Variety tests of oats, 1906-1908, Noll 536 



Variety test of potatoes, 1906-1908, Noll 536 



On two varieties of sann {Crotalaria juncea) , Howard 536 



Soy beans the basis of Manchurian commerce, Hoagland. 536 



Growing sugar beet seed in South Dakota, Shepard 536 



Variation and correlation in timothy, Clark 536 



The tvpes of Nicotiana tabacum, Howard 537 



Wheat 537 



Cultural methods for wheat in dry countries 537 



The cultivation of "stronger" wheats for export from the Punjab, Renouf 537 



HORTICULTURE. 



[Fruits and plants to use as stocks recommended for introduction], Aaronsohn. 537 



Orchard management, Hedrick 538 



Homemade orchard heater, Mendenhall 538 



Fruit production of the British Empire, McCall 538 



Apple orchard survey of Niagara County, Cummings 538 



Dwarf apples, Hedrick 539 



A report on some trial shipments of cold storage apples, Ruddick 540 



The precooling plants of the Pacific P'ruit Express Company 540 



The date gardens of the Jerid, Kearney 540 



Fig culture in North ( 'arolina, Reimer 540 



Report of the enological station of Haro for 1909, De Zuniga 540 



On the abortion of the flowers of CoJJea arabica, Fauch6re 540 



