Guano is an odorless, natural fossil fertilizer. It is from seabird droppings mixed with coastal plant and animal debris. Except for phosphorus, it is also abundunt in nitrogen (up to 15% higher) in arid areas because of less decomposition.
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 binded with calcium .
Production process :
Guano - fumigation Antivirus - Milling - granulation - Screening - packaging.
Specification
Color: Grey to Yellow-Brown
Form
Granule Powder
2-4mm 100-6000mesh

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