Sentences with phrase «rich guano»
Among those, the nitrogen - and phosphorus - rich guano produced by millions of seabirds (such as nesting cormorants, above) was so prized it went by the name «white gold.»
http://www.sciencemag.org/ Not exact matches
The so - called bat guano is rich in nutrients, its specific composition depends on the bats» feeding habits.
However, SWFs are not confined to energy resources; Asian funds reinvest general trade surpluses and, believe it or not, one of the earliest funds, in Kiribati, derives its wealth from phosphate - rich deposits of bird guano.