Table 2. Depth distribution of 134Cs, 137Cs, and the inventory fraction of both the F-NWT and F-FDNPP in the vertical soil profiles of Japanese oak (continued)
Site
Depth
(cm)
Bulk
Density
(kg/m3)
134Cs
137Cs
(Bq kg-1)
(Bq kg-1)
Cs inventory
(Bq m-2)
134Cs
Cs inventory
(Bq m-2)
137Cs
F-FDNPP
F-NWT
Contribution
of Cs-137
(%, F-FDNPP)
Contribution
of Cs-137
(%, F-NWT)
554.5±12
1072.8±8.4
1164.4 ±25.2
2252.9 ± 17.6
2210.4
42.4
98.1
1.9
169.1± 6.4
411.7 ±4.1
1143.2± 43.3
2783.2 ± 27.7
2172.3
610.9
78.1
21.9
33.6 ±3.1
129.0± 2.0
236.8± 21.8
908.2 ± 14.1
450.4
457.8
49.6
50.4
11.8 ±1.6
82.9 ±1.1
85.3 ±11.6
598.2 ± 7.9
162.3
435.9
27.1
72.9
OF-1
9.0 ±1.2
73.2 ±0.7
70.5 ±9.4
572.8 ± 5.5
134.3
438.5
23.4
76.6
1.8 ±0.4
28.1± 0.3
14.9 ±3.3
236.0 ± 2.5
28.3
207.7
12.0
88.0
1.1± 0.2
10.7± 0.2
23.0 ±4.2
230.4 ± 4.3
44.0
186.4
19.1
80.9
n.d.
4.5 ±0.2
n.d.
100.7 ± 4.5
n.d.
100.7
n.d.
100.0
n.d.
1.8 ±0.1
n.d.
88.2 ± 4.9
n.d.
88.2
n.d.
100.0
271.0± 7.5
507.3 ±4.6
569.1 ± 15.8
1065.2 ± 9.7
1039.1
26.1
97.6
2.4
197.0± 6.2
440.8 ±3.8
1272.6± 40.1
2847.4 ± 24.5
2325.9
521.5
81.7
18.3
117.8 ±5.5
287.4 ±3.3
815.1 ± 38.1
1989.1 ± 22.8
1491.1
498.0
75.0
25.0
69.5 ±3.6
208.7 ±2.1
496.2 ± 25.7
1490.3 ± 15.0
908.7
581.7
61.0
39.0
OF-2
15.0 ±2.2
106.7 ± 1.3
119.7± 17.6
849.6 ± 10.4
219.5
630.1
25.8
74.2
9.4 ±2.0
75.5 ± 1.2
77.3 ± 16.4
622.2 ± 9.9
141.9
480.3
22.8
77.2
2.1 ±1.1
27.5 ±0.8
47.0± 24.6
626.8 ± 18.2
86.3
540.4
13.8
86.2
n.d.
10.7 ± 0.4
n.d.
252.2 ± 9.4
0.0
252.2
0.0
100.0
n.d.
4.6 ±0.3
n.d.
225.9 ± 14.7
0.0
225.9
0.0
100.0
598.2± 13.5
1144.8 ± 9.2
1256.3 ± 28.4
2404.1± 19.3
2362.3
41.8
98.3
1.7
261.4 ±8.7
565.1 ±5.8
1662.2± 55.3
3593.7 ± 36.9
3128.7
465.1
87.1
12.9
83.0 ±4.9
234.0 ±3.1
584.3 ± 34.5
1647.4 ± 21.8
1100.8
546.5
66.8
33.2
31.0 ±2.7
112.3 ± 1.9
230.4± 20.1
835.8 ± 14.1
434.4
401.4
52.0
48.0
7.6
±1.3
53.1
±0.9
58.8
±
10.1
412.9
±
7.0
110.9
302.0
26.9
73.1
OF-3
3.9 ±1.1
38.3 ±1.0
31.3 ± 8.8
307.8 ± 8.0
59.1
248.7
19.2
80.8
0.6 ±0.4
12.9 ±0.3
12.2 ± 8.1
276.4 ± 6.4
23.1
253.3
8.4
91.6
n.d.
5.0 ±0.3
n.d.
115.0 ± 6.9
n.d.
115.0
n.d.
100.0
n.d.
0.7 ±0.1
n.d.
35.4 ± 5.1
n.d.
35.4
n.d.
100.0
20-30
483
a Site representing each of the three different geological location (OF, oak flat; OW, oak wet; OS, oak sloped) of Japanese oak. All radiocesium values in the soil samples were corrected for radioactive decay.
OL
0-2
2-4
4-6
6-8
8-10
10-15
15-20
20-30
OL
0-2
2-4
4-6
6-8
8-10
10-15
15-20
20-30
OL
0-2
2-4
4-6
6-8
8-10
10-15
15-20
68
338
352
361
391
420
430
450
483
72
323
346
357
398
412
456
472
492
75
318
352
372
389
402
429
461
Table 2. Depth distribution of 134Cs, 137Cs, and the inventory fraction of both the F-NWT and F-FDNPP in the vertical soil profiles of Japanese oak (continued)
Site
OW-1
OW-2
OW-3
a
Depth
(cm)
Bulk
Density
(kg/m3)
OL
0-2
2-4
4-6
6-8
8-10
10-15
15-20
20-30
OL
0-2
2-4
4-6
6-8
8-10
10-15
15-20
20-30
68
267
276
281
285
294
300
350
420
62
264
272
283
291
296
324
376
430
OL
0-2
2-4
4-6
6-8
8-10
10-15
15-20
63
262
269
275
284
294
310
360
134Cs
137Cs
(Bq kg-1)
(Bq kg-1)
875.4±18
409.1 ±11
123.6 ±6.2
30.4 ±2.5
7.3 ±1.7
2.9 ±1.4
0.8 ±0.3
n.d.
n.d.
1025.7±13.3
668.6 ±12.6
316.4 ±7.2
90.8 ±4.6
9.1 ±2.1
7.8 ±1.1
0.6 ±0.2
n.d.
n.d.
919.7± 21.4
475.1 ±12.1
248.3 ±10.3
32.8 ±8.7
12.1 ±3.5
9.9 ±1.3
0.5 ±0.2
0.9 ±0.2
1731.4± 12.4
868.4 ± 7.4
310.7 ± 3.8
123.4 ± 1.6
64.7 ± 1.2
29.7 ± 1.1
7.9 ± 0.2
4.6 ± 0.2
1.8 ± 0.1
2034.7± 9.4
1258.9 ± 7.8
630.5 ± 4.8
226.6 ± 2.9
80.5 ± 1.6
57.9 ± 0.7
12.9 ± 0.2
7.1 ± 0.1
2.5 ± 0.1
1781.8 ±
19.3
982.1 ± 8.7
594.2 ± 9.1
157.0 ± 6.7
54.0 ± 2.8
40.9 ± 3.1
6.3 ± 0.3
6.0 ± 0.3
Cs inventory
(Bq m-2)
Cs inventory
(Bq m-2)
Contribution
of Cs-137
(%, F-FDNPP)
Contribution
of Cs-137
(%, F-NWT)
134Cs
137Cs
F-FDNPP
F-NWT
1838.2 ± 37.8
2184.4 ± 58.7
682.5 ± 34.2
170.6 ± 14.0
41.8 ± 9.7
17.3 ± 8.4
11.5 ± 4.3
n.d.
n.d.
2154.1 ± 27.9
3529.9 ± 66.5
1721.2 ± 39.2
513.9 ± 26.0
53.0 ± 12.2
46.1 ± 6.5
9.5 ± 3.2
n.d.
n.d.
3635.9 ± 26.0
4637.0 ± 39.5
1715.1 ± 21.0
693.3 ± 9.0
369.0 ± 6.8
174.5 ± 6.5
117.9 ± 3.0
80.2 ± 3.4
77.0 ± 4.3
4272.9 ± 19.7
6646.8 ± 41.2
3429.8 ± 26.1
1282.7 ± 16.4
468.2 ± 9.3
342.7 ± 4.1
209.5 ± 3.2
132.7 ± 1.9
106.9 ± 4.3
3621.4
4307.4
1347.1
337.1
82.6
34.2
22.8
0.0
0.0
4267.8
6330.1
3089.6
923.4
95.3
83.0
17.1
n.d.
n.d.
14.5
329.5
367.9
356.2
286.4
140.4
95.1
80.2
77.0
5.1
316.7
340.2
359.3
372.9
259.7
192.4
132.7
106.9
99.6
92.9
78.5
48.6
22.4
19.6
19.3
0.0
0.0
99.9
95.2
90.1
72.0
20.4
24.2
8.2
n.d.
n.d.
0.4
7.1
21.5
51.4
77.6
80.4
80.7
100.0
100.0
0.1
4.8
9.9
28.0
79.6
75.8
91.8
100.0
100.0
1931.3 ± 44.9
3741.7 ± 40.3
3740.3
1.4
100.0
0.0
2489.8 ± 63.6
1336.1 ± 55.4
180.6 ± 47.9
69.0 ± 20.0
58.2 ± 7.6
8.4 ± 3.4
15.7 ± 3.5
5146.4 ± 45.6
3197.0 ± 49.0
863.7 ± 36.9
306.8 ± 15.9
240.6 ± 18.2
97.1 ± 4.6
108.5 ± 5.4
4826.3
2592.4
350.8
134.0
113.3
16.4
30.5
320.1
604.6
512.9
172.8
127.3
80.7
77.9
93.8
81.1
40.6
43.7
47.1
16.9
28.1
6.2
18.9
59.4
56.3
52.9
83.1
71.9
n.d.
1.8 ± 0.1
n.d.
75.0 ±4.2
n.d.
75.0
n.d.
100.0
20-30
427
Site representing each of the three different geological location (OF, oak flat; OW, oak wet; OS, oak sloped) of Japanese oak. All radiocesium values in the soil samples were corrected for radioactive decay.
Table 2. Depth distribution of 134Cs, 137Cs, and the inventory fraction of both the F-NWT and F-FDNPP in the vertical soil profiles of Japanese oak
Site
Depth
(cm)
Bulk
Density
(kg/m3)
134Cs
137Cs
(Bq kg-1)
(Bq kg-1)
Cs inventory
(Bq m-2)
134Cs
137Cs
Cs inventory
(Bq m-2)
F-FDNPP
F-NWT
Contribution
of Cs-137
(%, F-FDNPP)
Contribution
of Cs-137
(%, F-NWT)
758.5± 21.2
1498.3 ±15.3
1592.9 ± 44.5 3146.5 ± 32.1
3108.4
38.1
98.8
1.2
OL
71
224.4 ±9.3
531.9 ±5.3
1444.9 ± 59.9 3425.3 ± 34.1
2822.3
603.0
82.4
17.6
0-2
322
127.1 ±6.7
325.6 ±4.1
829.0 ± 43.7
2123.2 ± 26.7
1620.8
502.4
76.3
23.7
2-4
326
50.5 ±4.5
179.5 ±2.9
333.0 ± 29.7
1184.7 ± 19.1
651.6
533.0
55.0
45.0
4-6
330
OS-1
20.1 ±2.3
115.0 ± 1.3
134.5 ± 15.4
768.0 ± 8.7
263.4
504.6
34.3
65.7
6-8
334
11.1 ±1.1
69.8 ±1.3
77.9 ±7.7
488.3 ± 9.1
152.7
335.6
31.3
68.7
8-10
350
2.4 ±0.4
18.6 ± 0.6
45.3 ±7.6
349.5 ± 11.3
88.9
260.6
25.4
74.6
10-15
376
1.4 ±0.3
14.7 ± 0.2
26.9 ±5.8
283.4 ± 3.9
52.8
230.6
18.6
81.4
15-20
385
n.d.
5.2 ± 0.1
n.d
215.5 ± 4.1
n.d
215.5
n.d
100.0
20-30
417
827.7± 38.4
1719.3 ± 27
1738.1 ± 80.6 3610.5 ± 56.7
3560.0
50.4
98.6
1.4
OL
73
382.5 ± 14.2
804.4 ± 9.6
2470.8± 91.7
5196.5 ± 62.0
4473.1
723.5
86.1
13.9
0-2
323
63.6 ± 6.2
212.2 ± 3.9
414.4 ± 40.4
1383.3 ± 25.4
750.9
632.4
54.3
45.7
2-4
326
32.1 ± 3.4
140.0 ± 2.8
213.1± 22.6
929.5 ± 18.6
386.6
542.9
41.6
58.4
4-6
332
OS-2
9.7 ± 2.3
90.9 ± 2.1
65.8 ± 15.6
619.8 ± 14.3
119.5
500.3
19.3
80.7
6-8
341
3.4 ± 0.3
63.8 ± 0.9
23.5 ± 2.1
439.2 ± 6.2
42.7
396.5
9.7
90.3
8-10
344
n.d.
25.7 ± 0.4
n.d.
496.7 ± 7.7
n.d.
496.7
n.d.
100.0
10-15
386
n.d.
11.2 ± 0.3
n.d.
221.7 ± 5.9
n.d.
221.7
n.d.
100.0
15-20
395
n.d.
4.5
±
0.2
n.d.
191.7
±
8.5
n.d.
191.7
n.d.
100.0
20-30
423
647.9± 11.2
1227.8 ± 8.2
1360.7 ± 23.5 2578.4 ± 17.2
2410.1
168.3
93.5
6.5
OL
66
215.0 ± 6.3
515.8 ± 4.1
1414.9 ± 41.5 3393.7 ± 27.0
2508.6
885.1
73.9
26.1
0-2
329
47.2 ± 3.3
198.5 ± 2.1
312.7 ± 21.9
1314.1 ± 13.9
555.0
759.1
42.2
57.8
2-4
331
27.8 ± 2.3
112.0 ± 2.5
185.7 ± 15.4
748.2 ± 16.7
329.8
418.4
44.1
55.9
4-6
334
OS-3
11.4 ± 1.7
72.8 ± 1.4
78.4 ± 11.7
501.0 ± 9.6
139.3
361.7
27.8
72.2
6-8
344
8.1 ± 1.3
62.1 ± 0.9
58.2 ± 10.1
448.5 ± 6.5
103.6
344.9
23.1
76.9
8-10
361
2.2
±
0.4
19.5
±
0.3
42.7
±
7.8
385.3
±
5.9
76.1
309.3
19.7
80.3
10-15
395
n.d.
12.9
±
0.1
n.d.
263.0
±
2.0
n.d.
263.0
n.d.
100.0
15-20
408
n.d.
n.d.
n.d.
n.d.
n.d.
n.d.
n.d.
n.d.
20-30
412
a Site representing each of the three different geological location (OF, oak flat; OW, oak wet; OS, oak sloped) of Japanese oak. All radiocesium values in the soil samples were corrected for radioactive decay.