| manufactured fertilizer(noun, expression, form, study, science) |
| manure(noun, study, treatment, science, knowledge) |
| medicinal compound(noun, expression, form, study, science) |
| mineral nutrient(noun, expression, form, study, science) |
| nutritional supplement(noun, expression, form, study, science) |
| organic matter(noun, expression, study, treatment, science) |
| paring(noun, study, treatment, science, knowledge) |
| persistent organic pollutant(noun, expression, study, treatment, science) |
| plant growth regulator(noun, expression, form, study, science) |
| plant nourishment(noun, expression, study, treatment, science) |
| profix maximization(noun, expression, study, treatment, science) |
| raw product(noun, expression, form, study, science) |
| siliceous sand(noun, expression, study, treatment, science) |
| soil(noun, study, treatment, science, knowledge) |
| soil constitution(noun, expression, study, treatment, science) |
| sterility(noun, study, treatment, science, knowledge) |
| sustainablility(noun, study, treatment, science, knowledge) |
| synthetic pesticide(noun, expression, form, study, science) |
| test-tube chemistry(noun, expression, form, study, science) |
| vegetation(noun, study, treatment, science, knowledge) |