研究文章
解释土壤肥力异质性在埃塞俄比亚南部的小农场
|
|
沙子 |
淤泥 |
粘土 |
pH值 |
TN |
OC |
P |
年代 |
B |
铜 |
菲 |
锰 |
锌 |
Ca |
K |
毫克 |
CEC |
| % |
- - - - - - |
% |
% |
毫克/公斤 |
cmol(+) /公斤 |
|
| 沙子 |
1.0 |
0.66 |
−0.80 |
0.28 |
−0.35 |
−0.24 |
0.19 |
−0.14 |
−0.05 |
−0.08 |
0.19 |
−0.13 |
0.11 |
0.20 |
0.04 |
−0.10 |
−0.05 |
| 淤泥 |
|
1.00 |
−0.98 |
0.31 |
−0.20 |
−0.07 |
0.29 |
−0.15 |
0.04 |
0.01 |
0.37 |
−0.21 |
0.26 |
0.28 |
0.06 |
−0.07 |
0.02 |
| 粘土 |
|
|
1.00 |
−0.32 |
0.25 |
0.12 |
−0.28 |
0.16 |
−0.02 |
0.01 |
−0.35 |
0.20 |
−0.24 |
−0.28 |
−0.06 |
0.08 |
0.00 |
| pH值 |
|
|
|
1.00 |
−0.16 |
−0.14 |
0.44 |
−0.35 |
0.33 |
0.27 |
−0.20 |
0.37 |
0.38 |
0.66 |
0.65 |
0.52 |
0.53 |
| TN |
|
|
|
|
1.00 |
0.95 |
0.13 |
0.28 |
0.24 |
0.30 |
−0.04 |
−0.03 |
0.20 |
−0.03 |
0.18 |
0.06 |
0.19 |
| OC |
|
|
|
|
|
1.00 |
0.14 |
0.25 |
0.24 |
0.34 |
0.01 |
−0.11 |
0.27 |
0.00 |
0.18 |
0.01 |
0.18 |
| P |
|
|
|
|
|
|
1.00 |
0.04 |
0.42 |
0.43 |
−0.03 |
0.23 |
0.48 |
0.55 |
0.58 |
0.36 |
0.52 |
| 年代 |
|
|
|
|
|
|
|
1.00 |
0.05 |
−0.07 |
−0.05 |
−0.09 |
−0.08 |
−0.27 |
−0.05 |
−0.22 |
−0.08 |
| B |
|
|
|
|
|
|
|
|
1.00 |
0.35 |
−0.14 |
0.34 |
0.32 |
0.39 |
0.52 |
0.35 |
0.43 |
| 铜 |
|
|
|
|
|
|
|
|
|
1.00 |
−0.04 |
0.19 |
0.40 |
0.47 |
0.39 |
0.43 |
0.50 |
| 菲 |
|
|
|
|
|
|
|
|
|
|
1.00 |
−0.42 |
−0.02 |
−0.09 |
−0.30 |
−0.22 |
−0.27 |
| 锰 |
|
|
|
|
|
|
|
|
|
|
|
1.00 |
0.25 |
0.28 |
0.47 |
0.28 |
0.32 |
| 锌 |
|
|
|
|
|
|
|
|
|
|
|
|
1.00 |
0.39 |
0.48 |
0.21 |
0.35 |
| Ca |
|
|
|
|
|
|
|
|
|
|
|
|
|
1.00 |
0.63 |
0.77 |
0.89 |
| K |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1.00 |
0.62 |
0.69 |
| 毫克 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1.00 |
0.86 |
| CEC |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1.00 |
|
|
|
|