(1) In the preparation and use of written contracts, it is unlawful for a commission merchant to include in such contracts a requirement that a consignor give up all involvement in determining the time the consignor's agricultural products will be sold.

(2) Subsection (1) of this section does not apply to agricultural products consigned to a commission merchant under a written pooling agreement.

(3) Subsection (1) of this section does not apply to seeds consigned to a commission merchant.