Fertiliser Technology
Coal based fertiliser plants at Ramagundam (Andhra Pradesh) and Talchar (Orissa)

Use coal for heating purpose
Use coal as conditioner in fertiliser
Use coal as filler in fertiliser
Gasify coal to get hydrogen from coal gas

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Fertiliser Technology
Phosphatic fertilisers

Lessen the effect of excessive nitrogen application
Accelerate fruit formation in later stages of growth
Are useful during early stage of the plant growth
None of these

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