CONTENTS. Ill 



Page. 



The industrial uses of water, H. de la Coux, trans, and rev. by A. Morris 757 



Water supply, drainatrc, and epidemics, K. A. Widegren 757 



Definition ot" physioloi^ical analysis of tiie soil, H. Yanderyst 757 



Water-soluble p(")tash of soil and its utilization by plants, T. Schloesing, jr. .. 760 



Influenee of relative proportions of lime and magnesia in soils, O. Loew 760 



PLxamination of soils, R. H. Loughridge, E. W. Hilgard, et al 761 



Chemical nature of the soils of New South Wales, F. B. Guthrie 761 



Two years' tield work of the chemical branch, F. J. Howell 761 



"Bleisand" and "ortstein," A. Mayer ._ 761 



Jntluence of the assimilable nitric nitrogen in cultivated soils on the action of 



tubercle l)acteria, F. Nobbe and L. Richter 761 



The after-effect of soil inoculation, F. Nobbe and L. Richter 762 



Notes on nitrification, H. H. Cousins 762 



The life conditions of nitrate bacteria, H. Buhlert 762 



On denitrification in cultivated soil, G. Arapola and C. Ulpiani 762 



Alkafi and alkali lands, R. H. Loughridge et al 762 



The benefits of drainage, E. W. Hilgard 762 



Experiments in washing salt land, E. Gele 762 



The sanitary relations of the soil, H. B. Bashore 762 



FERTILIZERS. 



Report on the sewage farm at Manjri for 1902-3, P. R. Mehta and J. W. Leather. 762 

 Influence of the exterior medium on the composition of plants. A. Hebert, 



G. Truffaut, and p]. Charabot 763 



Fixation of atmospheric nitrogen by dead forest leaves, E. Henry _ . 764 



On the decomposition of dead leaves in forests, E. Henry 764 



Fertilizers for new land, C. A. INIooers 764 



On the phosphoric acid of Thomas slag, T. Knosel 764 



Florida phosphate trade 764 



Perchlorate in nitrate of soda, A. Verweij 764 



On the action of perchlorate in nitrate of soda, B. SjoUema 764 



FIELD CROPS. 



The culture substations, A. V. Stubenrauch 764 



Report of the agriculturist, E. R. Lloyd 765 



The Woburn field experiments, 1901," J. A. Voelcker 765 



Cooperative field trials 766 



Field and other experiments, 1902, D. A. Gilchrist 767 



Experiments at the County Demonstration Farm, Morpeth 767 



Of what value is the stooling capacity of grains? W. Lippoldes 768 



]\Iineral matter in the stems of cereals in relation to lodging, D. Lienau 769 



The practical application of Mendel's law in cereal breeding, E. Tschermak.. 770 



References to recent work in plant breeding, C. Fruwirth 770 



Barley sickness of soils, A. Atterberg 771 



The growth of maize for ensilage, T. J. Young 771 



Suggestions on cotton culture, W. C. Welborn 771 



Hops, A. D. Hall - 771 



Changes in the composition of mangels during storage, N. H. J. Miller 771 



Continuous growth of mangels for 27 years on the same land, A. D. Hall 772 



Lime content of oats on limed and unlimed soil, H. G. Soderbaum 772 



Potato variety and raanurial trials, K. J. J. Mackenzie 772 



[Sweet potatoes] , F. G. Sly 772 



Culture tests with rye, 1899-1902, W. Edler 772 



Improvement of sugar cane by chemical selection 773 



Wheat experiments, A. D. Hall 773 



HORTICULTURE. 



The culture substations, A. Y. Stubenrauch 773 



Testing varieties of vegetables, C. H. Brewer 774 



Treating trees that have been injured by mice or rabbits, N. 0. Booth 774 



I rrigating oranges, A.J. Hutchinson 774 



Examination of sugar prunes (Burbank) from several localities, G. E. Colby . . 774 



Preliminary work at [Cranberrv] experimental station, H. A. Ramsey 774 



Viticulture, E. H. T wight ". 774 



