FERTILIZERS. 



881 



Soil temperatures in Bombay, India, 1893 {Mag. and Met. Observ., 

 Government Observatory, Bombay, 15 {1894), No. 15, pp. 12). — Soil tem- 

 peratures are reported for depths of 1, 9, 20, 60, and 132 in. below tlie 

 surface, tbe 2 former 5 times daily, the 3 latter once a day at 2 p. m. 

 The maximum and minimum readings were as follows: 



Soil temperatures {degrees F.). 



Maximum . 

 Miuimiuu . 



1 inch. 



85.6 (May). 

 74.8 (Feb.). 



9 ioches. 



84.9 (May).... 

 75.0 (Feb.) 



20 incliea. 



85. 8 (.June) 



78. (Feb.) 



60 inches. 



85. 6 (.Tune).. 

 80. 9 (Feb.).. 



132 inches. 



84. (July). 

 81. 2 (March). 



— O, L. FASSIG. 



Analyses of drinking Tvater, J. L. Hills and B. 0. White ( Vermont Sta. Ept. 1893, 

 pp. 22-25). — Analyses with reference to sanitary condition of 25 samples of spring 

 "water, 17 of well water, 7 of pond and aqueduct water, and 10 of Lake Cbamplain 

 water are tabulated. 



Soil temperatures, B. C. Buffum ( Wyoming Sta. Bpt. 1894, p. 42). — A reprint 

 from Bulletin 17 of the station (E. S. R., 6, p. 23). 



Investieations on the radiation of heat by the soil, J. Ahr (Forsch. Gel. agr. 

 Phys., 17 {1S94), No. 5, p. 397). 



Exhaustion of soil by trees {Garden and Forest, 8 {1895), pp. 142, 143). — Quotes a 

 letter from B. E. Fernow on the subject. 



The reclamation of arid lands, A. A. Johnson ( Wyoming Sta. Bpt. 1894, pp. 

 47-65).— A reprint from Bulletin 18 of the station (E. S. R., 6, p. 345). . 



FERTILIZERS. 



The Tvorld's consumption of fertilizers — nitrate of soda, Ma- 



ZiI:res {VEngrais, 10 {1895), Nos. 13, pp. 299, 300; 14, pp. 324, 325).^ 

 The amount and value of nitrate of soda consumed in different coun- 

 tries is stated to be as shown in the following table: 



Consumption of nitrate of soda in different countries. 



Amount consumed. 



1890. 



1891. 



1892. 



1893. 



1894. 



Value in 

 1894.1 



Germany 



France 



England 



Belfiium 



Holland 



Italy and Spain 

 Ajuerica 



Tons. 



316, 300 



197, 900 



119, 000 



91, OiJO 



47, 200 



13, 800 



103, 000 



Tons. 



368, 400 



183, 400 



124,4(10 



94. COO 



48, 500 



9,300 



100, 000 



Tons. 

 366, 800 

 175, 400 

 118, 800 

 95, 100 

 47, 400 

 8,500 

 100, 000 



Tons. 

 349, 000 

 175, 700 

 101, 800 

 100, 000 

 53, 700 

 9,000 

 104, 000 



Tons. 

 397, 200 

 187, lUO 

 117, 000 

 123, 700 

 56, 700 

 5,200 

 100, 000 



$15, 848, 280 

 7, 465, 290 

 4, 668, 300 

 4, 835, 630 

 2, 26^, 330 

 207, 480 

 3, 990, 000 



» The value per ton is taken as 210 francs, or $39.90. The French ton contaans 2,204.6 lbs. 



The influence of the mineralogical composition of rocks on 

 vegetation, F. X. Gillot {Bui. Soc. Bot. France, 41 {1894), pp. XVl- 

 XXXVI). — Investigations are reported which led to the following con- 

 clusions: The ap]>earaTice of certain species of plants usually asso- 

 ciated in soil apiiareutly different from that of its ordinary habitat 



