What are the key natural resources in cambodia and where is it located?

"Cambodia's key natural resources include gemstones, gas, oil, phosphates, manganese (an essential nutrient), iron ore and timber." Most of these items can be found in mines or in woodlands/forests (timber). Hope this helps!

they remained in rural areas and worked at jobs such as lumbering or farming.

the effect of the ming leaders banning ships with more than two masts was that there was no further construction of ships masts, because there was a surplus. ming emperors disallowed foreign exploration