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About product and suppliers:
        Alibaba.com offers 11,822 bio fertilizer products. About 53% of these are organic fertilizer, 12% are biological fertilizer, and 4% are compound fertilizer. 

A wide variety of bio fertilizer options are available to you, such as powder, granular, and liquid. You can also choose from controlled, quick, and slow. As well as from compost, humic acid, and seaweed. And whether bio fertilizer is free samples, or paid samples. 

There are 11,375 bio fertilizer suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Vietnam, which supply 88%, 5%, and 1% of bio fertilizer respectively. 

Bio fertilizer products are most popular in Mid East, Domestic Market, and Southeast Asia. 

You can ensure product safety by selecting from certified suppliers, including 8,469 with ISO9001, 2,784 with FSC, and 546 with Other certification.