

Fertiliser Technology - Engineering
Q1: Which one of the following is used as a nitrogenous fertiliser, as a weed killer in the onion fields and for correcting acidic soils ?A Urea
B CAN
C Ammonium sulphate
D Calcium cyanamide
ANS:D - Calcium cyanamide Calcium cyanamide, often referred to simply as "cyanamide," is a chemical compound with the formula CaCN₂. It is a white, granular solid that is commercially available in different forms such as powder or granules. Calcium cyanamide has several uses:
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