ammonium sulphatenoun [ U ]
UK specialized US ammonium sulfate uk/əˌməʊ.ni.əm ˈsʌl.feɪt/us/əˌmoʊ.ni.əm ˈsʌl.feɪt/a white substance often used as a fertilizer (= a substance that helps plants grow)
Thesaurus: synonyms and related words
Improving fertility & pest control
- agrochemical
- bonemeal
- compost
- crop spraying
- DDT
- feed
- fertilize
- herbicide
- improver
- insecticide
- irrigate
- leaf mould
- lime
- manure
- pesticide
- potash
- reclamation
- rotate
- saltpetre
- sheep dip
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Chemicals, chemical compounds & gases