United States. Plant Quarantine and Control Administration

• Regulations pursuant to Public resolution no. 47, Seventieth Congress, entitled "To provide for eradication of pink bollworm and authorizing an appropriation therefor," approved May 21, 1928
• Report of the chief of the Plant Quarantine and Control Administration ... 1929
• Revised rules and regulations governing the movement of plants and plant products into and out of the District of Columbia
• Revised rules and regulations governing the movement of plants, plant products, and other quarantined articles into and out of the District of Columbia
• Commonwealth of Australia
• Cuba
• Denmark
• European corn-borer quarantine
• Germany
• Japanese-beetle quarantine
• List of intercepted plant pests
• News letter