When used in this chapter:
Total nitrogen | ......... % |
Available phosphate | ......... % |
Soluble potash | ......... % |
When not specifically stated in this section or otherwise designated by the department in rule, the department will be guided by the definitions of general terms, fertilizer materials and soil and plant amendment materials as set forth in the Official Publication of the Association of American Plant Food Control Officials (AAPFCO) or the Merck Index, published by Merck Co., Inc.
Idaho Code § 22-603