Answer:
I can say much without knowing the poem, you need to provide more context. I can only mention a few generalities.
Salt always had importance , because it was one of the few ways of preserving food before the advent of refrigeration and canned foods. Salt was always rare and valuable because it was only available through mining (salt mines) or via evaporation in shallow pools ( a method used in India). If you didn’t have access to these two sources, you had to get it through trade, a difficult , infrequent, and drawn out process.
Explanation:
sana pp maka tulong if im wrong just ask me
