Okla. Stat. tit. 2, § 2-8-85.4: Labeling

A. Each container of a soil amendment shall be labeled on the

face or display side in a readable and conspicuous form to show the

following information:

1. The net weight of the contents;

2. The name of the product;

3. The guaranteed analysis;

4. A statement as to the purpose of the product;

5. Adequate directions for use; and

6. The name and address of the registrant.

B. Bulk lots shall be labeled by attaching a copy of the label

to the invoice that shall be furnished to the purchaser.

C. The State Board of Agriculture may require proof of claims

made for any soil amendment. If no claims are made, the Board may

require proof of usefulness and value of the soil amendment. For

evidence of proof the Board may rely on experimental data,

evaluations, or advice supplied from sources including but not

limited to the Director of the Agricultural Experiment Station. The

experimental design shall be related to Oklahoma conditions for

which the product is intended. The Board may accept or reject other

sources of proof as additional evidence in evaluating soil

amendments.

D. No soil amending ingredient may be listed or guaranteed on

the labels or labeling of soil amendments without Board approval.

E. The Board may allow a soil amending ingredient to be listed

or guaranteed on the label or labeling if satisfactory supportive

data is provided the Board to substantiate the value and usefulness

of the soil amending ingredients. The Board may rely on outside

sources including but not limited to the Director of the

Agricultural Experiment Station for assistance in evaluating the

data submitted.

F. If the Board approves the listing of guarantee of a soil

amending ingredient, it shall be subject to inspection and analysis.

G. The Board may prescribe methods and procedures of inspection

and analysis of the soil amending ingredient. The Board may

stipulate, by rule, the quantities of the soil amending ingredient

or soil amending ingredients required in soil amendments.