(1) it contains any deleterious or harmful ingredient in an amount sufficient to render it injurious to beneficial plant life when applied in accordance with directions for use on the label, or if adequate warning statements or directions for use which may be necessary to protect plant life are not shown on the label;

(2) its composition falls below or differs from that which it is purported to possess by its labeling;

(3) it contains crop seed or weed seed; or

(4) it contains heavy metals, radioactive substances, or synthetic organics in amounts sufficient to render it injurious to livestock or human health when applied in accordance with directions for use on the label, or if adequate warning statements or directions for use which may be necessary to protect livestock or human health are not shown on the label. (Added 1985, No. 126 (Adj. Sess.), § 1; amended 2001, No. 39, § 1.)