_ EFFECT OF NITROGENOUS FERTILIZERS. 187 

TABLE 33.— Effects of nitr ogenous fertilizers upon oats (grati). 
[The tails of the experiments may be found in the Reports of the Station for the years in 
which the several experiments were made or for the year ieee 
| tes eee: Jeph Ie, 



















| Minios OF DRY MATTER AND NUTRIENTS IN OATS 
| | PER ACRE. 
.| Plot No. and kind and amount | i | 
a. of fertilizer per en erat ecnent Weekes Nitrogen 
: | aie Protein.| Fat. | free | Fiber. | Ash. 
, | atance: extract. 
Nothing. | Ibs:7|, lbs. |, ibs: lbs. Ibs. | lbs. 
1890 Plot o, Spe. nitrogen) 102 15 6 62 15 4 
1890 00, has 49 viata 30 7 2 
1890 000, cs 87 II 5 54 14 3 
«1892 O, < GOOsI 1 OF (37) | 753998 feras 19 
1892 00, | a 449 70 | 29 299 ai 14 
| 1892) O, ‘Soil test 480° imei 24o eae 507 81 28 
1892 00, cL 658 98 | 37 444 55 24 
1892, 000, é A os 637 88 | 35 423 67 24 
Average, 423 64; 25 2th 43 IS 
| 
Dissolved boneblack, 320 lbs. | | 
Muriate of potash, "760 Ibs. | 
Nitrogen, — 
1890. Plot 6a, Spe. nitrogen) 254 37 14 161 34 8 
1890 64, | ¥ eged 46 19 212 38 9 
| 1892 6, A 523 82 32 351 41 17 
1892 6a, a 417 61 26 281 36 1 
1892 64, | 515 831 34 eee 32 15 
1892 6c, : & 547 94 | 35 364 37 17 
Average, 430; 67| 27 287 36 43 
Dissolved boneblack, 320 lbs. 
Muriate of potash, 160 lbs. | 
Nitrogen (diff. forms), 25 lbs. | 
1890 Plotteye iO. 13;.. . |Spe. nitrogen) 366 55 23 237 41 10 
1892 fl iee ; : 4 676 | 109] 40 450 56 2I 
Average, 521 82 | 32 344 49 16 
Dissolved boneblack, 320 lbs. 
Muriate of potash, 160 lbs. 
Nitrogen (aiff. forms), ge lbs. 
1890 Eiotseo mi eld. Spe. nitrogen] * 428 66 | 26 276 49 II 
1892 8, 14, : - | 697 Tighe 40 458 65 21 
Average, 563 y NN 6S) 367 a7 16 
Dissolved boneblack, 320 lbs. 
Muriate of potash, 160 lbs. 
Nitrogen (aiff. forms) 75 lbs. 
1890 Picts Oe 12, 157: Spe. nitrogen| 528 S2rs2 337 63 14 
1892 Lage Ie ‘ 724 | 124/ 40 472 66 22 
Average, ’ | 626 103) 36 405 65 48 
