The plant nutrient content of each commercial fertilizer shall remain uniform for the period of registration. No percentage of any guaranteed plant nutrient element may be changed in a manner that lowers the crop-producing quality of the commercial fertilizer, even if the fertilizer is registered subsequently.
Md. Code Ann., Agric. § 6-213
Known as the Maryland Commercial Fertilizer Law
The act spans §§ 6–6 (25 sections).
Official source: Maryland General Assembly. Reproduced from public-domain Maryland statutes; confirm against the official source for the current text. Not legal advice.