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Seabird guano is an odorless, natural fossil fertilizer. It is from seabird manure mixed with coastal plant and animal debris on the island or coast. From the ingredients speaking, the guano is a mixture of a variety of calcium phosphate, calcium phosphate rock, monetize mine, whitlockite of mine as well as various types of apatite, nitrates and organic like.

In arid areas, guano is little decomposition. Except for phosphorus, it is also abundant in nitrogen (up to 15% higher) in arid areas because of less decomposition. It is a kind of quality nitrogen guano, Can be directly applied.

In rainy areas, it turns to be a phosphorus guano because of the loss of nitrogen. It also can be directly applied, and be mixed with compost or compost applied after fermentation. It containing mainly calcium oxide, and about 90% of phosphorus blinded with calcium.

Micronized powder of guano manure fertilizer has more available phosphorus than ordinary rock phosphate. And ultrafine guano can promote the growth of plants and the absorption of nitrogen, phosphorus and potassium. It can also be used as liquid fertilizer.

Specification
1.       Color: Grey to Yellow-Brown

2.       Form
Granule    2-4mm
Powder    100-6000mesh

3.      Main Ingredient
Total phosphate P2O5: 20-32%
Available phosphate P2O5: 6-20%
Calcium Oxide CaO: 20-32%
Moisture: 5% max