Wiktionary
nitrate of soda
n. sodium nitrate
Usage examples of "nitrate of soda".
At the present day, as a result of careful study of many years, improvement of cultivation, careful selection of seed and suitable manuring, especially with nitrate of soda, the average Beet worked up contains 7 per cent.
In the summer, rape dust, guano, nitrate of soda and various patent Hopmanures are chopped in with the Canterbury hoe.