406 Salisbury . — The Soils of Blakeney Point : A Study of Soil 
Table VIII. 
Weight and Number of Rabbit Faeces on Dunes . 
I. Number on surface . 
Dune type. 
Area examined 
(15 counts). 
Total no./ sq. metre. 
A.ir dried. 
Total weight /sq. metre. 
sq. ( m. 
grm. 
Main ridge slope 
0.2655 
1039 
86.65 
,, ,, 
99 
773 
73.60 
„ top 
99 
1042 
96-70 
Average for ‘ yellow dune ’ by number, 
951 per sq. metre; by weight, 85.6 grm. 
Laboratory ridge 
0.2655 
926 
59.20 
r 5, 
», 
1090 
92.80 
Ridge P, Loose sand ( Soldanella ) ,, 
95 2 
7 °- 7 I 
„ P, Cladonia , moss, 
Psamma 50 
33 2 -6 
19.25 
Average for ‘grey dune’ by number, 825 per sq. metre; by weight, 60*40 grm. 
II. Number and weight per unit volume to depth of 7 cm. 
Area A. 
Condition. 
Volume. 
Number per 
sq. metre. 
*Air dried. 
Weight per 
sq. metre. 
c.c. 
grm. 
Unenclosed 
2,184 j 
i Surface 
j Subsurface 
1,600 j 
3, 8 7° i 
• Total 
5,470 
303-0 
99 
2,184 1 
Surface 
[ Subsurface 
1,248 1 
6,784 ! 
>• 
5, 
8,032 
60.8 ) rp . j 
^33-6 S l0tal 
294.4 
99 
2,184 
„ 
3,°7 2 
9*6 ) 
17-6 i 
99 
147.2 
Enclosed 
2,184 1 
i Surface 
| Subsurface 
35 2 1 
928 | 
1 
,, 
1,280 
99 
27.2 
,, 
2,184 j 
1 Surface 
[ Subsurface 
35 2 i 
3,008 | 
480 j 
2,720 j 
| 
,, 
3,360 
8*3 | 
121.3 s 
99 
129.6 
99 
2,184 j 
\ Surface 
[ Subsurface 
}■ 
,, 
3,200 
27.2 ) 
118.4 1 
99 
145.6 
Condition. 
Unenclosed 
Enclosed 
Average unenclosed, 248*2 grm. 
„ enclosed, ioo*8 grm. Difference, 147*4 grm. 
Area B. 
Number per 
sq. metre. 
Air dried. 
Weight per 
sq. metre. 
grm. 
N.B.- 
In the soil 
Volume. 
c.c. 
2,184 
2,184 
2,184 
2,184 
2,184 
2,184 1 
Average unenclosed, 173*0 grm. 
,, enclosed, 69*8 grm. Difference, 103*2 grm. 
,, deposit per annum Areas A and B, 35*8 grm. (air dried). 
,, „ „ (dried at ioo° C.) — 34 grm. 
,, ,, organic material/100 grm. soil = 0*18. 
„ content faeces per 100 grm. soil (unenclosed) subsurface A and B = 4*6 %. 
-In the above figures only those faecal particles retained by a 0*5 mm. sieve are included:, 
data for humus content these have almost entirely been removed by sieving. 
f Surface 
| Subsurface 
S3 2 ) 
1,824 j 
• Total 
2,656 
5 1 * 2 i 
83.2 1 
| Total 
| Surface 
512 j 
5,i5 2 
27.2 j 
| 
| Subsurface 
4,640 j 
,, 
213.4 < 
[ ” 
1 Surface 
U536 j 
1 
3,104 
92.8 j 
1 
( Subsurface 
1,568 j 
[ »»' 
5 1 - 2 ! 
i ” 
( Surface 
288 ) 
1,888 
9.6 j 
j Subsurface 
1,600 \ 
48-0 ! 
t ” 
| Surface 
320 
1 
1,184 
10.2 j 
I 
( Subsurface 
864 i 
,, 
20-8 < 
i ” 
j Surface 
( Subsurface 
288 1 
3,008 \ 
1 
3, 2 96 
9-6 j 
112-0 j 
• 
i ” 
240*6 
144.0 
57-6 
3 I# ° 
