Subdivision 1. N, P, and K nutrient content stated. (a) Until the commissioner prescribes the alternative form of guaranteed analysis, it must be stated as provided in this subdivision.
(b) A guaranteed analysis must state the percentage of plant nutrient content, if claimed, in the following form:
(c) For unacidulated mineral phosphatic materials and basic slag, bone, tankage, and other organic phosphate materials, the total phosphate or degree of fineness may also be stated.
Subd. 2. Guarantees of the nutrients. (a) A person may guarantee plant nutrients other than nitrogen, phosphorus, and potassium only if allowed or required by commissioner's rule.
(b) The guarantees for the plant nutrients must be expressed in the elemental form.
(c) The sources of other elements, oxides, salt, and chelates, may be required to be stated on the application for registration and may be included as a parenthetical statement on the label. Other beneficial substances or compounds, determinable by laboratory methods, also may be guaranteed by permission of the commissioner and with the advice of the director of the agricultural experiment station.
(d) If plant nutrients or other substances or compounds are guaranteed, the plant nutrients are subject to inspection and analyses in accord with the methods and rules prescribed by the commissioner.
(e) The commissioner may, by rule, require the potential basicity or acidity expressed in terms of calcium carbonate equivalent in multiples of 100 pounds per ton.
(f) The plant nutrients in a specialty fertilizer must not be below or exceed the guaranteed analysis by more than the investigational allowances established by rule.
Subd. 3. [Repealed, 1993 c 367 s 41]
Subd. 4. Guaranteed analysis of soil or plant amendment. The guaranteed analysis of a soil amendment or plant amendment must be an accurate statement of composition including the percentages of each ingredient. If the product is a microbiological product, the number of viable microorganisms per milliliter for a liquid or the number of viable microorganisms per gram for a dry product must also be listed.
1989 c 326 art 6 s 12; 1993 c 367 s 14; 2002 c 345 s 3
Structure Minnesota Statutes
Chapters 17 - 43 — Agriculture
Chapter 18C — Fertilizer, Soil Amendment, And Plant Amendment
Section 18C.005 — Definitions.
Section 18C.110 — Preemption Of Local Law.
Section 18C.111 — Powers And Duties Of Commissioner.
Section 18C.115 — Adoption Of National Standards.
Section 18C.131 — Fertilizer Inspection Account.
Section 18C.135 — Application Of Requirements To Sewage Sludge And Compost.
Section 18C.141 — Soil And Manure Testing Laboratory Certification.
Section 18C.201 — Prohibited Fertilizer Activities.
Section 18C.205 — Chemigation.
Section 18C.211 — Guaranteed Analysis.
Section 18C.215 — Fertilizer Labeling.
Section 18C.221 — Fertilizer Plant Food Content.
Section 18C.225 — Misbranded Products.
Section 18C.231 — Adulteration.
Section 18C.235 — Storage, Handling, Disposal, And Incident Response Plan.
Section 18C.301 — Mixing Pesticide With Fertilizer, Soil Amendment, Or Plant Amendment.
Section 18C.305 — Fertilizer Facilities.
Section 18C.401 — General Licensing And Registration Conditions.
Section 18C.405 — Protection Of Trade Secrets.
Section 18C.411 — Registration Of Specialty Fertilizers, Soil Amendments, And Plant Amendments.
Section 18C.415 — Fertilizer Licenses.
Section 18C.421 — Tonnage Report.
Section 18C.425 — Application And Inspection Fees.
Section 18C.430 — Commercial Animal Waste Technician.
Section 18C.432 — Manure Applicator Education And Training.
Section 18C.433 — Commercial Animal Waste Application.
Section 18C.531 — Definitions.
Section 18C.535 — Powers And Duties Of Commissioner.
Section 18C.551 — Application, Sampling, And Inspection Fees.
Section 18C.555 — Tonnage Report.
Section 18C.561 — Sampling Methods.
Section 18C.565 — False Or Misleading Statements.
Section 18C.571 — Adulteration.
Section 18C.60 — Phosphorous Turf Fertilizer Use Restrictions.
Section 18C.61 — Fertilizer Application To Impervious Surface; Prohibition.
Section 18C.70 — Minnesota Agricultural Fertilizer Research And Education Council.
Section 18C.71 — Minnesota Agricultural Fertilizer Research And Education Program.
Section 18C.80 — Agricultural Fertilizer Research And Education Account.