676 INDEX 



Potash analysis, technical methods 560 



availability in ashes 533 



barium oxalate method 562 



calcium chlorid method 564 



consumption for agricultural purposes 504 



in different states 505 



deposits 486-490 



Dutch method 548 



estimation as perchlorate 578-593 



factors 572, 573 



in guanos 547 



presence of sulfates of the alkalies 566, 567 



extraction from ground rock 524, 525 



factors 572 



for conversion 543 



forms in fertilizers 536, 537 



German potash syndicate methods 55 



in factory residues 5- 



sugar-beet molasses 533 



insoluble in plants 535, 536 



kinds in beet molasses 534 



method of German fertilizer union 546 



methods used at the Halle station 546, 547 



mining 489 



Moore's method 564-507 



occurrence 486 



official agricultural method 54* > 54 2 



French commission methods 543, 544 



optional method 542, 543 



organic sources 526 



percentage in fertilizers 566 



perchloric acid method 544 



platinic chlorid method 540 



price per unit in feldspar 523 



production of crude salts 52, 53 



salts, application of theory of deposition 517 



changes in situ 5<><> 



effect of temperature on deposition 51 



graphic representation of deposition S'^'SM 



law of crystallization 511 



manufacture 490, 491 



methods of analysis for concentrated 555, 556 



production of concentrated 503 



rapid methods 568 



sequence of deposition 515, 516 



theory of deposition 506 



van't Hoff's theory of deposition 508-518 



source of, in soils * 485 



Swedish methods 549 



qualitative detection 539, 540 



quantity removed by crops 537 



Potassium cyanid 648 



cyanogen determination 648 



hydroxid solution, tension 337 



in plants, determination 620 



Potassium-magnesium carbonate, commercial 503 



