1. Fish protein fertilizer is a natural functional fertilizer, which can be used as base fertilizer, topdressing, root irrigation, drip irrigation, irrigation and foliar spraying. Its main function is to increase the content of soil organic matter and promote the reproduction of soil microorganisms.

2. The protein content of fish is relatively rich, about 15%-25%. The protein of fish is easy to digest and absorb, which can supplement rich protein for the body and improve the immunity of the body.