Fertiliser Technology
Bio-fertilisers are cheaper, renewable and pollution free. They improve the __________ of the soil.

Texture
Water holding capacity
Nutrient supply
All of these

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Fertiliser Technology
Ammonium nitrate is

Not hygroscopic
Mixed with limestone powder to reduce its explosive nature before using it as a fertilizer
Having about 40% N₂
Not prone to explosive thermal decomposition

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