Appendix 4—STABLE STRONTIUM IN BIOLOGICAL MATERIALS*
(Micrograms Sr per gram Ca)
A4.1
GRASS-SHEEP BONE COMPARISON
Stable Sr
Station
Grass
Sheep
Ratio
Cwmystwyth
Vyrnwy
Princetown
5000
1500
1700
730
470
470
0.15
0.31
0.28
Rookhope
Norwich
Boxworth
2800
2500
3400
650
520
930
0.23
0.21
0,27
Average
2800
630
0.24
Compare Bowen & Dymond (1955).
Meadow plants (9 samples) ranged from
2200 to 6130.
A4.2
A4.3
FEED-COWBONE-MILK COMPARISON AT READING
Silage
2400
Straw
Kale
Concentrate
1300
3300
Cowbone
Milk
A4.5
520
330
COMPARISON OF LOWLAND AND HILL SHEEP (INCLUDING THOSE LISTED ABOVE AND OTHERS)
No.
Mean
S.E.
8
10
710
530
78
64
Lowland
Hill
A4.4
2400
Ese”
MILKT
Source
AERE
MRC
Frome
Carmarthen
Ballymoney
230
200
270
220
210
Carlisle
Coleraine
410
280
420
350
Driffield
Reading
240
330
250
OTHER FOODS (BOUGHT AT HARWELL)
Cheese
Potatoes
Carrots
Cabbage
550
2500
2900
Cereal (Farex)
Flour
Rice
2900
2200
2100
1550
(Compare Harrison et al. (1955): Mixed
diet, including milk, 1700)
A4.6
HUMAN BONES
AERE
MRC*
Age
No.
AV.
No.
Ay.
0-6 mo.
1-18 y.
>18 y.
7
10
6
210
280
390
7
9
18
200
230
265
*Results of Sowden and Stitch (1956)
by activation analysis.
*AERE results by Spectrographic Section, Woolwich Outstation, Chemistry Division, AERE.
fResults by AERE (Spectrographic) and MRC (Harrison, activation).
229