tural Experiment Station or his authorized deputy may refuse to issue a certificate 

 for any fertilizer or brand of fertilizer which does not contain at least one half of one 

 per cent of nitrogen, or one half of one per cent of potash soluble in distilled water, 

 or one per cent of phosphoric acid, or five per cent of lime, or five per cent of magnesia, 

 or which contains its potash or phosphoric acid or lime or magnesia in forms substan- 

 tially insoluble by the methods of analysis for commercial fertilizers prescribed by 

 the Association of Official Agricultural Chemists of North America, or which does 

 not possess substantial properties as a fertilizer. The said director or his deputy 

 may also refuse to issue a certificate for any fertilizer under a name, brand, or trade 

 mark which is untrue in any particular, or which, in his opinion, would be misleading 

 or deceptive in any particular, or would tend to mislead or deceive as to the constitu- 

 ents or properties of said fertilizer. The director or his deputy may refuse to issue 

 more than one certificate for any fertilizer under the same name or brand, or to issue 

 a certificate for any fertilizer under a name or brand to the use of which the party is 

 not lawfully entitled. Should a certificate be issued for any fertilizer and it be dis- 

 covered afterward that the certificate itself, or the granting of it, or the manner of 

 procuring it, was in any respect in violation of any provision of this act, the said 

 director and his authorized deputy, shall have power to cancel the certificate. No 

 commercial fertilizer or brand of fertilizer shall be sold or offered or exposed for sale 

 until a certificate has been issued by the director or his authorized deputy, and any 

 manufacturer, importer, or other person who shall sell, or offer or expose for sale a 

 fertilizer or brand of fertilizer for which no certificate has been issued, or the certifi- 

 cate for which has been cancelled, shall be punished by a fine not exceeding two hun- 

 dred dollars for each offence. 



Section 2. Section nine of chapter three hundred and eighty-eight of the acts 

 of nineteen hundred and eleven is hereby amended by inserting after the word "with," 

 Penalty for ^^ ^^^ tenth line, the words : — he may prescribe and enforce such rules 

 d^e*ctor*OT^ ^^^ regulations relative to the sale of commercial fertilizers as he may 

 deputy. deem necessary to carry into effect the full intent and meaning of this 



Director may '^ i„,, r..^» i-i- 



prescribe act, — SO as to read as follows : — beckon 9. Any person hmdenng or 



regulations. obstructing the director of the Massachusetts Agricultural Experiment 

 at d^Soretion Station, or any inspector or deputy of the said director, in the dis- 

 of director. charge of the authority or duty conferred or imposed by any provision 

 of this act and any person violating any provision of sections one, two, three, four 

 and five of this act shall be fined not less than fifty dollars and not more than two 

 hundred dollars for each offence. It shall be the duty of the said director to see that 

 the provisions of this act are complied with, he may prescribe and enforce such rules 

 and regulations relative to the sale of commercial fertilizers as he may deem neces- 

 sary to carry into effect the full intent and meaning of this act and he may, in his 

 discretion, prosecute or cause to be prosecuted any person violating any provision of 

 this act. But no complaint based upon an analysis of samples shall be made for any 

 such violation, if the samples were taken otherwise than as provided in this act. And 

 no complaint shall be made for a failure of any fertilizer or brand of fertilizer to meet 

 the guaranteed analysis thereof if the analysis of such fertilizer made by the director, 

 or by his deputy or deputies, shows the amounts of the constituents thereof to be 

 substantially equivalent to the percentages stated in the label of the fertilizer. 



