Question

Name two fertilizers which act as a rich source of nitrogen examples

Answer 1

NPK and urea ..these both are very useful ...hope it helps

Answer 2

It much be in the form of the other nitrogen compounds , such as ammonium nitrate that is commonly used as nitrogen fertilizer more complex organic fertilizers , such as blood meal and manure , are also rich sources of nitrogen.
Most plants need fertilizers to grow and blossom , and nitrogen is a key nutrient . commercial fertilizers typically contain a mix of nitrogen, phosphorus and potassium, with nitrogen being responsible for foliage growth. this makes nitrogen especially important for leafy plants and lawns.

Hope this the answer