Iowa Code § 484B.6: Game birds released.

The licensee of a licensed hunting preserve may take, or authorize to be taken within the season, the numbers of game birds as provided in this section:

1. A licensed hunting preserve may take up to eighty percent of the total number of pheasant and quail released. One hundred percent of all other game birds released may be taken.

2. A minimum of five hundred game birds shall be released during the hunting preserve season by each licensed hunting preserve authorized to release game birds.

3. A licensee operating two or more licensed hunting preserve areas shall release a cumulative minimum of eight hundred game birds during the hunting preserve season.

4. If hen ring-necked pheasants are shot on the licensed hunting preserve, no less than thirty-five percent of all ring-necked pheasants released shall be hens.