521.18  POISONS.
   (a)   No person shall leave or deposit poison, poisoned food or any substance containing poison, in any place where it may be found by any person or animal.  However, this section shall not apply to the use of poisonous substances with due and proper precaution for the extermination of rats or other rodents, nor to the proper use of sprays in the growing of fruits and vegetables.
   (b)   Whoever violates this section is guilty of a misdemeanor of the third degree.  A separate offense shall be deemed committed each day during or on which a violation occurs or continues.
(1979 Code 136.20)