In all cases the guaranteed percentage of nitrogen sJioidd be 

 stated. The ammonia equivalent of nitrogen may be stated 

 at the option of the manufacturer.* 



Third, with the fee charged by the State for a certificate, which 

 is five dollars for each of the following articles: nitrogen, 

 phosphoric acid and potassium oxide guaranteed in any 

 distinct brand. 



2. The obligation to secure a certificate applies not only to com- 

 pound fertilizers, but to all substances, single or compound, used for 

 manurial purposes offered for sale in this State. 



3. The certificate of compliance with our State laws must be 

 secured annually before the first of May. 



4. Manufacturers, importers and dealers in commercial fertilizers 

 can appoint in this State as many agents as they desire after having 

 secured at this office the certificate of compliance with our laws. 



5. Agents of manufacturers, importers and dealers in commercial 

 fertilizers are held personally responsible for their transactions until 

 they can prove that the articles they offer for sale are duly recorded 

 in this ofiice. 



6. Manufacturers and importers are requested to furnish a list of 

 their agents. 



All inquiries regarding the sales of commercial fertilizers, etc., 

 should be addressed to C. A. Goessmann, Amherst, Mass., Chem- 

 ist in charge of the official inspection of these articles. 



*To reduce ammonia to nitrogen, multiply the per cent, of ammonia by 14 and divide 

 that product by 17 (or multiply the per cent, of ammonia by the factor .S24). 



