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About product and suppliers:
        Alibaba.com offers 36,945 plant growth regulator products. About 91% of these are plant growth regulator, 21% are insecticide, and 20% are fungicide. 

A wide variety of plant growth regulator options are available to you, such as powder, liquid, and granular. You can also choose from free samples, paid samples. 

There are 36,343 plant growth regulator suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Thailand, which supply 97%, 1%, and 1% of plant growth regulator respectively. 

Plant growth regulator products are most popular in North America, Southeast Asia, and South America. 

You can ensure product safety by selecting from certified suppliers, including 6,356 with ISO9001, 1,971 with ISO14001, and 1,625 with OHSAS18001 certification.