Fertilizers obtained from sea birds along with coast of Chile and Peru is

Fertilizers obtained from sea birds along with coast of Chile and Peru are Guano.
Guano is the accumulated excrement of seabirds or bats. Guano is a highly effective fertilizer due to its high content of nitrogen, phosphate, and potassium, all key nutrients essential for plant growth.
Archaeological evidence suggests that Andean people collected seabird guano from small islands and points off the desert coast of Peru for use as a soil amendment.