Nonetheless, the delta soils are easily labored. The diking with the Pink River to circumvent flooding has deprived the delta’s rice fields of enriching silts they as soon as received, and it has been necessary to apply chemical fertilizers. Tên gọi "Việt Nam" cũng xuất Helloện trong tác phẩm Việt https://vi-t-nam68900.blogzag.com/75141157/detailed-notes-on-việt-nam