Section 456A.20 - Limitation on nursery stock - exception1. Moneys appropriated to the department which are used in growing or handling nursery stock shall be used for growing or handling of the nursery stock for distribution only on state-owned lands. However, the department may do any of the following: a. Produce and sell game cover packets and trees for erosion control at private sale.b. Produce trees for a demonstration windbreak in each township in the state.c. Dispose of growing trees under a departmental plan of distribution.2. The department shall deposit a portion of the moneys that it receives from selling trees and shrubs as provided in this section to the forestry management and enhancement fund as created in section 456A.21. The amount deposited in the fund shall equal five cents for each coniferous tree and ten cents for each hardwood tree and shrub sold.