Fertiliser Technology
Though liquid ammonia itself is a fertiliser (with 82% nitrogen content) yet it is commonly not used as such in a tropical country like India, because it

Is in short supply
Has a pungent smell
Is toxic and highly corrosive
Vaporises at normal temperature

ANSWER DOWNLOAD EXAMIANS APP

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

ANSWER DOWNLOAD EXAMIANS APP

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

ANSWER DOWNLOAD EXAMIANS APP