Fertiliser Technology
Ammonium sulphate fertiliser is

The highest concentration nitrogenous fertiliser
A basic fertiliser
The best fertiliser for paddy
A neutral fertiliser

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Fertiliser Technology
Nitrogenous fertiliser is required

During the early stage of growth to promote development of stem and leaves
For accelerating fruit formation in later stage of growth
None of these
To lessen the effect of excessive potash application

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