212 E. W. Hilgard—Flocculation of Particles, 
n 
nearly enough to account for such difference of tilling qualities. 
The analyses resulted thus: 
STOCKTON SOILS. i 
Non-alkaline. Alkaline. 
24°65 
Clary sts See SU 
Sediment<0-25"" hydraulic value..__._.. ....32°0 26" 
ry 0°25 6 tiem ite: sitse 3°3 33 
“ 0°50 “ Erg Alu Hh OG gs 
“ 10 ‘ Mt ctys pede be 56 62 
“ 2-0 “ Re at: ie 6°2 
‘“ 40 6 IS at as ES MP 15 54 
a4 8°0 6c ga ec an eae Ee 57 4°8 
“ 16:0 73 er ee 4°7 
os 32°0 “ce “ Be ee eae eee 1°5 5°9 
“ 64:0 “ ke eee ys nse 1°2 Il 
96°4 97°7 
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