
SPECIAL NITROGEN 
TABLE 42. 
EXPERIMENTS ON WHITE FLINT CORN 
(SERIES F). 
FIELD EXPERIMENTS WITH FERTILIZERS. 
187 
Percentages and pounds per acre of dry matter and of protein in 















stover. 
: : oe eaas 
§ S + e Bee 
S fe 5 o a a5 Bogs 
“ ag vel a 5s Wn 
es FERTILIZERS. “ ou Bs | 5 ss Ry nCeee: 
; Ssh bis fea ton BGs 1 tee a a 
Z - = A = ules 
9 2 2 pe] 9 
; ra) up| » 
i‘ Aes E PEE 
Lbs. Tbe % \Lbs.| %. bs} "7 We 
1898] 805/76.5| 616| 5.80} 36) 48] 54 
o| Nothing, - 2 : - T8g9|1190/72.7| 865] 8.56] 74] 50} 64 
| (| Av.| 998.74.6) 741) 7.18) 65) 49) 60 
Mixed Minerals, as No. 6a, |480 ae Pee ie tee ze Me 
Nitrate of Soda (25 Ibs. N.),|160] /',”i9013 67111311 6.65| 92| 87100 
: : 1898/2210|73.6|1627| 5.57] 91{126|137 
1 Cian waar ae ee 80 | 1899|2750/69.9]1922|) 8.69)167|112/143 
Soda (5 1/320 | ay. 19480 71.8175 7.13/120)118/140 
| 1898/2070/63.6/1317) 6.62) 87|102/131 
; Mixed Minerals, as No. 6a, |480 189912550161 .2\1861\E1 .31/177| 91|152 
Nitrate of Soda (75, Ibs. N.),|480 ] |’, y "19310 62 .4/1439| 8.97|132) 95/143 
i ; : 1898/1790/70.9|1269| 5.35) 68) * | * 
6a ae DSL EGES Pag Sa 20 | r8a9 ise baaltane 7 SO\l25 ante 
Mur. of Potash, j Min ls, var 60 | Av. 9195 67.6 1471 6.43 97 % x“ 
1898]/2025/73.3|1484) 4.67) Og|115|104 
10 Dee Minerals, ORE 80 | 1899/2900|65 .2/1891| 7.38/140|I10|120 
| Sulph. of Am. (25 Ibs. N.), |120/ | 4\"19463/69.9|1688) 6.03/105|112/114 
1898/2225/66.9/1489) 5.08 7O|TI5;114 
ve Mixed Minerals, es 480 } | 1899|2650|65 .8|1 744/12. 69|221|101|190 
Sulph. of Am. (50 Ibs. N.), |240) |'s99lag8e\e¢.4iiei7 8.99 149/107 162 
1898}1890/70.9/1340) 5.55] 74/1O4|III 
i Mixed Minerals, as pees 49 Be 2100163. 6|1336114.75|197| 781169 
Sulph. of Am. (75 Ibs. N.), /360] | 4/1995 67 .311388 10.15186) 89 148 
1898] 735|70.0 ve 8.30 a3 40 °5 
oo| Nothing, - - - 1899} 875|71.9] 629/10.37| 95) 37) 5 
~ {/av.| 805/71.0) 572) 9.34) 54) 38) 59 
: 1898/1850|71.3|1319| 4.89, 65 3 
64| Mixed Minerals, as No. 6a, |480 + |1899 2625/67 .6|1775| 6.06)108| * 
| Av. |2238/69.5 1547| 5.48) 87) * | * 

UE Oye 2 2 an 





* The average of the yields on plots 6a and 68 is here taken at 100 for comparison. 
