In any action upon such marketing agreements, it shall be conclusively presumed that a landowner or landlord or lessor is able to control the delivery of products produced on his land by tenants or others, whose tenancy or possession or work on such land or the terms of whose tenancy or possession or labor thereon were created or changed after execution by the landowner or landlord or lessor, of such a marketing agreement; and in such actions, the foregoing remedies for nondelivery or breach shall lie and be enforceable against such landowner, landlord or lessor.

SOURCE: CC § 650.19.