Lysimeter Experiments 



71 



TABLE 56. Removal of Bases in Drainage Water 

 (In pounds per acre) 



Investigators 



Kind of soil 



Cropped soils 



CaO 



MgO 



KjO 



NajO 



(Lysimeters) 



Von Feilitzen, Lugner, 

 and Hjerstedt 



Von Feilitzen, Lugner, 

 and Hjerstedt 



Von Feilitzen, Lugner, 

 and Hjerstedt 



Von Feilitzen, Lugner, 



and Hjerstedt 



Von Seeliiorst and 



Fresenius 



Von Seelhorst and 



Fresenius 



Von Seelhorst and 



Fresenius 



Collison and Walker 



Lyon and Bizzell 



Lyon and Bizzell 



Lyon and Bizzell 



Lyon and Bizzell 



(Field soils) 

 Creydt, Von Seelhorst 

 and Wilms 



Norton 



Gerlach 



Muck, unfertilized, in rotation. 

 Muck, unfertilized, in grass. . . . 



Muck, acid phosphate and kainite, in 

 rotation 



Muck, acid phosphate and kainite, in grass 



Loam, in oats 



Loam, in oats followed by clover. 



Loam, in beets . 



Coarse sand, with much potash and acid 

 phosphate; one orange tree in each 

 lysimeter: 



Ammonium sulfate 



Ammonium sulfate 



Nitrate of soda 



Dried blood 



Dunkirk clay loam, farm manure 



Dunkirk clay loam, farm manure, lime. . . 



Dunkirk clay loam, farm manure, potas- 

 sium sulfate 



Dunkirk clay loam, farm manure, lime, 

 potassium sulfate 



252 

 162 



142 

 88 

 399 

 170 

 411 



63 

 25 

 61 



Loam, complete fertilizer, in beans and 



beets 



No fertilizer, 84,954 acres 



Eleven different fields 



247 

 236 



298 



277 



554 



81 

 190 



56 

 66 



80 



77 



123 

 10 



62 

 66 



67 



60 



5 







10 



238 

 281 

 218 

 141 

 56 

 55 



52 



48 



113 

 99 



114 



108 



Investigators 



Kind of soil 



Bare soil 



CaO 



MgO 



K2O 



Na20 



{ Lysimeters) 



Von Seelhorst and 

 others 



Von Seelhorst and 

 others 



Fraps 



Fraps 



Fraps 



Fraps 



Fraps 



Fraps 



Fraps 



Fraps 



Gerlach 



Gerlach 



Lyon and Bizzell. . . 

 Lyon and Bizzell. . . 



Loam, unfertilized 



Sand, unfertilized 



Norfolk sand 



Orangeburg fine sandy loam 



Houston loam 



Houston black clay 



Yazoo clay 



Miller fine sandy loam 



Crawford clay 



Luf kin fine sandy loam 



Loamy sand, poor in humus, fallow one 



year, cropped three years 



Sandy loam, rich in hunms, fallow one 



year, cropped three years 



Dunkirk clay loam, farm manure 



Dunkirk clay loam, farm manure, lime. . . 



239 



216 

 70 

 181 

 258 

 442 

 582 

 259 

 569 

 172 



103 



1,803 

 519 

 509 



42 



19 



13 

 27 

 47 

 40 

 51 

 49 

 43 

 53 



99 

 115 



10 

 32 

 18 

 8 

 67 

 39 

 39 

 59 



9 



206 

 88 

 59 



165 

 112 



71 



