| 有效N (mg∙kg−1) | <40.00 | 40.00~80.00 | 80.00~230.00 | 230.00~500.00 | >500.00 |
| 全P% |
|
| 1.50～7.00 |
|
|
| 有效P (mg∙kg−1) | <3.00 | 3.00~6.00 | 6.00~10.00 | 10.00~30.00 | >30.00 |
| 全K% | <1.00 | <1.80 | 1.80~4.00 | >4.00 | >10.00 |
| 速效K (mg∙kg−1) | <60.00 | 60.00~120.00 | 120.00~150.00 | 150.00~300.00 | >300.00 |
| 有效Ca (mg∙kg−1) | <30.00 | 30.00~60.00 | 60.00~100.00 | 200.00~400.00 | >400.00 |
| 有效Mg (mg∙kg−1) | <35.00 | 35.00~60.00 | 60.00~100.00 | 100.00~200.00 | >200.00 |
| 有效B (mg∙kg−1) | <0.30 | 0.30~0.80 | 0.80~1.20 | 1.20~4.00 | >4.00 |
| 有效Zn (mg∙kg−1) | <0.80 | 1.60~3.00 | 1.60~3.00 | 3.00~6.00 | >6.00 |