The nutrients in guano are different from many manufacturers without adding chemicals. Raw materials are taken from seabird guano mines, fermented, and processed naturally for hundreds of years. High Guano Phosphate is rich in phosphate. Excellent for producing vigorous flowers, fruits, and vegetables and strong and resilient root growth. Composition: P2O5 = 15 - 18 % Form: Granule Granule Size: 2 - 5 mm Color: Light Brown to Dark Brown Packing : PP PE 10 Kg/ 20 Kg/ 25 Kg/ 50 Kg Jumbo Bag 1000 Kg/ 1250 Kg Benefits: Enhance the growth of plant roots Accelerate fruit ripening Improve crop quality Strengthen the stem