K. C. SEN, S. C. RAY AND S. K. TALAPATRA                         275

                                                    TABLE XII

                       Digestibility of wheat straw (untreated) + rape cake

Dry
matter

Organic
matter

Crude
protein

Ether
extract

Crude
fibre

N-free
extract

Total
carbohy-
dratea

gm.

gm.

gm.

gm.

gm.

gm.

gm.

                                                      Heifer 45

Consumed from :

Straw . . . .

5035

4523

135.4

23.7

1985.3

2378.6

4364

Cake . . . .

843

774

299.7

113.0

66.4

294.5

361

Whole ration . . .

5878

5297

435.1

136.7

2051.7

2673.1

4725

Voiding from :

Faeces . . . .

2967

2498

175.6

31.1

1011.3

1280.0

2291

Total digested . . .

2911

2799

259.5

105.6

1040.4

1393.1

2434

Percentage digestion of whole
ration . . . .

49.5

53.0

60.0

77.3

50.6

52.1

51.5

                                                      Heifer 46

Consumed from :

Straw . . . .

4181

3765

105.1

19.6

1648.6

1991.6

3640

Cake . . . .

740

679

263.1

99.2

58.1

258.5

317

Whole ration . . .

4921

4444

368.2

118.8

1706.7

2250.1

3957

Voiding from :

Faeces . . . .

2615

2165

162.7

29.0

848.5

1124.8

1963

Total digested . . .

2306

2279

205.5

89.8

858.2

1125.3

1994

Percentage digestion of whole
ration . . . .

46.9

51.3

55.8

75.6

50.3

50.0

50.0

                                                      Heifer 48

Consumed from :

Straw . . . .

5228

4696

140.6

24.6

2061.5

2469.3

4531

Cake . . . .

843

774

299.7

113.0

66.4

294.5

361

Whole ration . . .

6071

5470

440.3

137.6

2127.9

2763.8

4892

Voiding from :

Faeces . . . .

3088

2570

190.6

36.8

1012.3

1330.3

2343

Total digested . . .

2983

2900

249.7

100.8

1115.6

1433.5

2549

Percentage digestion of whole
ration . . . .

49.1

53.0

56.7

73.3

52.4

51.9

52.0

                                                      Heifer 51

Consumed from :

Straw . . . .

4279

3844

115.1

20.1

1687.1

2021.7

3709

Cake . . . .

740

679

263.1

99.2

58.1

258.4

317

Whole ration . . .

5019

4523

378.2

119.3

1745.2

2280.1

4026

Voiding from :

Faeces . . . .

2361

1984

167.7

29.9

777.4

1009.0

1786

Total digested . . .

2658

2539

210.5

89.4

967.8

1271.1

2240

Percentage digestion of whole
ration . . . .

53.0

56.1

55.7

74.9

55.5

55.7

55.6