662 Index. 



PAGE. 



Small fruits 251 



Soda, nitrate of 63 



Sodium, occuiTence, etc 47 



relation to fertilizers 51 



Soil, amount of plant- food in 57 



character of, used in potato experiments 27 



derived elements 39 



loss of nitrogen from 57 



phosphoric acid from 57 



plant food from 57 



potash from 57 



needs indicated by crops 85 



nitrogen in 57 



phosphoric acid in 57 



potash in 57 



preparation for planting potatoes 27 



previous history of, used in potato experiments 27 



Soils, analysis of 84 



and plants, relations of 55 



composition and origin 55 



food-constituents of 55 



mechanical constitutents of 55 



Solid manure, composition of 82 



Sorghum, fertilizers for 112 



South Carolina roclj, phosphoric acid in 71 



Spinach, fertilizers for 113 



leaf maggot, or miner 625 



description 629 



enemies of 630 



food plants of 629 



habits of 628 



life history 627 



remedies 631 



Spray, how to 382 



Spraying for white-marlsed Tussock-moth 553 



tomatoes 529, 530 



Squashes, fertilizers for 113 



Stable manure, applying broadcast 124 



in heaps 124 



row 125 



definition of 74 



differences between fresh and fermented 79 



exclusive use not advised 122 



fresh, use of 123 



loss of fertilizing materials in 79 



