ON THE TREATMENT AND UTILIZATION OF SEWAGE. 211 
Italian rye-grass 
Grass (meadow) 
eee een eeeeereeres 
Sennen tone eetans 
Ceetentone 
Perret eeeeeneees 
Heenan eeeeereane 
seaeeeees 28°49 1112°83 
ecb acc: 60°00 
f 5°60 
nconeene 15°50 
teasoeees or12 o"50 
Reeenens 43°85 620°02 
Rygies oe 17°55 117°00 67 0°25 655 37 
easascee 3°29 30°68 93 0°25 172 52 
0°97 6°75 08 O25 4 4:1 
BER CACEE 3°12 16°34 54 0°25 94| jo 
aeencess 0°24 1'25 52 O25 7, 29 
bsscands 1'40 10°94. 
Pe See 3°44 23°67 
Taste VI.—Breton’s Sewage-Farm. 
Summary of Crops gathered from March 25th, 1873, to March 24th, 1874, 
showing the quantity of each kind of Produce and Nitrogen contained therein. 
Total 
acreage | Produce of each crop, 
of each 
descrip- 
tion of 
crop. 
Nitrogen estimated 
in crops. 
Total. 
tons. 
Per acré.| Per cent.| Total. | Per acre. 
0°54 |13,461] 472 
0°54. 726 ig, 
4°53 #3'08 
; peas “27 “40 
“Aa nan 1'00 ; } Ga te 
Reisen sieiiacilastnenocsoe 1°36 39°90 | 21°5 o'18 161 87 
Seeteanes cer usas ceraske 0°24. 2°62 10'9 o'25 15 63 
Bacwesdesvotnesusasecees g'00 164°72 | 18°3 0°25 922] 102 
iealjsuveshacostce scence 6:00 47°41 79 0°22 234. 39 
=e Ham oe ea en ee 
Ssastssaccametgnee iol \sawmh eae bo Be ae th Ae a ge 
Ewesersacscuneheteceates 20°11 ~= 3ace8 ee BE } 3,165 58 
seeeesoensonseenes 1°48 0°09 0'06 or 
i | ° esseee [22,766] 13374 
a Ne | Vt ae a pl aE a NR aki! 2 
* Crop nearly all destroyed by accident. ad 
