290 PRINCIPLES OF ANIMAL NUTRITION. 
Per Gram Organic 
atter. 
- Per Cent. 
Gross, Metabohs- Metabole- 
Cale. | Eperay, 
Meadow Hay ' 
Sample disc dexttnewte ste geaweaeae yeas 4.767 2.418 50.72 
ie. Cer ee ee Cc ee: 4.731 2.097 44.32 
BOS V aaicguneiiqak eater hans ee La 759 2.093 44.06 
Bye OV Lihat a ees nce eRaweewamory y*- 2.228 46.88 
“ Bi AVeTARCs 9 Meakeas cede gol eaa tae 2.161 45.47 
HES IME ge, piain sire aman  analaiatie: phat. 5 4.760 2.230 46.86 
ES UMS oe ayn s bare ah dann Sidi es Ss a+| 4.784 2.026 42.80 
ON, Ox Eacvomae x satay’ sab eases 1.933 40.75 
BS Se Gai h eee caer ayia cas 4.743 | 2.087 | 44.00 
0 Vs ANETABC Ss coe aia ka ia a a wine apie [viene ievale 2.010 42.38 
«VI, Ox H, Period 2............. 2.520 52.82 
OS VT EN Ds gaia ae tyes bad ail 4.771 2.580 54.07 
OMT Nardi vitae wanes Wa eislenavalt 2.540 53.24 
46 ML sAVCRA Cs 2 us kx ste esis ows paurelles Wie << ste 2.547 53.38 
Average of seven samples ............ 4.751 | 2.213 46.56 
Timothy Hay (approximate) .............. 4.670 2.037 43 .62 
Oat Straw: zs 
OS Bisel d Signa es aihar eke Baa eR ee Ras 1.760 36. 
Gn aa es Gcsuen ardocnee oe Sass Geet 4.816 { 1.688 | 35.05 
Averages isin tae Serene eens sus anes lhl a wdiers 1.724 35.80 
Wheat Straw: 
OX Ho ienois gs Md oe ea MR Apa Bees Gee 1.411 29.75 
er UR eS ANCAP RNA URE 4.743 | 1.540 | 32.47 
AVETE RC soe oisiduie eis Gree Seda ie Seen avers sce Shalala ardaee 1.475 31.11 
Extracted Rye Straw : 
OES cee cats nS eB OS RSIS Swe ets eps 3.261 76.71 
Be acer ee ee ee oe }4.251 | 3.164 | 74.45 
AV CTALC ois ats ume een lena eee late ainletees 3.213 75.58 
experiments were also made by Kellner with wheat gluten, starch, 
oil, and extracted straw, the aim of which was to determine the 
metabolizable energy of the various digestible nutrients. 
As an illustration of this class of experiments we may take one 
upun molasses with Ox F,* comparing Period 3, on the basal ration, 
* Loc. cit., 58, 172-227. 
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