Section 151, act Aug. 20, 1912, ch. 308, § 11, 37 Stat. 319, defined “person” as used in this chapter.

Section 152, act Aug. 20, 1912, ch. 308, § 6, 37 Stat. 317, defined “nursery stock” for purpose of this chapter.

Section 153, act Aug. 20, 1912, ch. 308, § 11, 37 Stat. 319, related to liability of principal for act or omission of agent.

Section 154, acts Aug. 20, 1912, ch. 308, § 1, 37 Stat. 315; July 31, 1947, ch. 405, 61 Stat. 680; Pub. L. 100–449, title III, § 301(f)(3)(A), Sept. 28, 1988, 102 Stat. 1869; Pub. L. 103–465, title IV, § 431(d)(1), Dec. 8, 1994, 108 Stat. 4967, required that movement of nursery stock into or through the United States be made in accordance with regulations to prevent dissemination of plant pests, plant diseases, or insect pests.