EFFECT OF NITROGENOUS FERTILIZERS. 
153 
| TABLE 22.— Lffects of nitrogenous fertilizers upon cow peas grown for fodder, 
with a comparison of percentages of yields of dry matter and protein 
Jrom the different plots on the basts of the yield from the mineral plots. 
Plot Kinds and amounts of fertilizers 

No. per acre. 
lbs. 
BeNOtUDING Sk. See. 
Dissolved boneblack, 320 
6a, 66 aria of potash, . |160 
No nitrogen, . 
Dissolved boneblack, 320 ) 
7, 10 } Muriate of potash, . |160 
: Nitrogen, . 25 J 
Dissolved boneblack, 320 
8, 11 | + Muriate of potash, . |160 
Nitrogen, ; . | 50 
Dissolved boneblack,/|320 
9, 12 | Muriate of potash, . |160 
Nitrogen, : awingga 

| No. of experiments. 
| 










AVERAGE YIELDS OF PROXIMATE CON- |PERCENTAGE OF YIELD 
STITUENTS OF COW PEA FODDER ON BASIS OF THE YIELD 
PER ACRE. FROM MINERAL PLOTS. 
c et ; 
pS | meg) . > 2 & 
w o On u Ms ‘ 5 3 v 
a edie para eee le : 
Ay AE ee a) x pu 
lbs | lbs: }1bs.| Ibs. | lbs.| lbs. | Per ct. # Pernct: 
1,932} 344; 68) 880) 429} 211 52 52 
| 
3,697} 666) 113) 1,661) 873) 384 100 100 
3,853} 666) 118} 1,768) 916) 385 104 100 
3,693] 675] 118] 1,640) 873) 387) 100 IOI 
3,620| 665! 119) 1,648] 817| 371 98 || saroom 



TABLE 23.— Effects of nitrogenous fertilizers upon soy beans (seeds), with a 
comparison of the yields of dry matter and protein from the differ ent 
plots on the basts of the yteld from the mineral plots, 

Plot | Kinds and amounts of fertilizers 
oO. per acre. 

0,00} Nothing, 

Dissolved boneblack, 320 
6a, 6b} Muriate of potash, . to 
No nitrogen, 2 
Dissolved boneblack, 320 
7, 10|~ Muriate of potash, . 60) 
Nitrogen, ; 25 
Dissolved boneblack, 320 
Muriate of potash, . {160 
Nitrogen, . 50 
Dissolved boneblack, 320 
9, 12|+ Muriate of potash, . |160 
Nitrogen, : . | 50 

No. of experiments. 

AVERAGE YIELDS OF PROXIMATE 
CONSTITUENTS OF SOY BEAN 
(SEEDS) PER ACRE. 
PERCENTAGE OF YIELD 
ON BASIS OF YIELD 
FROM MINERAL PLOTS. 

Dry 
matter. 
Protein. 
Fat. 
Nitrogen 
free 
extract. 
| Fiber 
| Ash. 



Ibs. |lbs.|]bs.| lbs. | Ibs. | lbs. 
412 |165 |} 80 | «117 ) 16 | 34 
melo CALE 2o>) 159 12224) 35 


626 |252 |130 | 184 | 22 | 38 

706 |288 |147 | 206 | 24 | 4I 
715 |297 |146 | 203 | 26 | 43 


Dry 
matter. 

Protein. 

Per cent.|Per cent. 

67 68 
I 0O 100 
102 105 
II5 120 
117 123 

