help in photosynthesis | 0.68 |
help in aid | 0.68 |
help root | 0.35 |
form precipitate | 0.25 |
eutrophication | 0.16 |
essential | 0.56 |
accessible | 0.33 |
immobile | 0.33 |
adequate | 0.29 |
harmful | 0.16 |
unavailable | 0.16 |
essential element | 0.40 |
imported into japan | 0.40 |
derived | 0.35 |
applied | 0.31 |
discharged in effluent | 0.30 |
difficult to reclaim | 0.16 |