| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what is humus in science | 1.02 | 0.4 | 7831 | 61 |
| what is humus made up of soil | 1.77 | 0.4 | 6086 | 76 |
| why is humus important in soil | 0.03 | 0.6 | 3495 | 47 |
| what is humus soil composed of | 1.39 | 0.1 | 7377 | 89 |
| what does humus do for soil | 1.9 | 1 | 5844 | 46 |
| importance of humus in soil | 1.27 | 0.5 | 2641 | 96 |
| what is humus in geology | 0.28 | 0.5 | 3597 | 16 |
| what does humus contribute to soil | 1.82 | 0.5 | 9151 | 28 |
| humus formation in soil | 0.6 | 0.6 | 7323 | 36 |
| what is humus for plants | 1.85 | 0.4 | 9266 | 20 |
| humus content of soil | 1.92 | 0.2 | 2544 | 62 |
