Peter A. Williams

1 Jul 1945

• Gum Arabic
• Gums and Stabilisers for the Food Industry 15
• Invasive species management
• A proposed conservation weed risk assessment system for the New Zealand border
• A weed risk assessment system for new conservation weeds in New Zealand
• Climbing spindle berry (Celastrus orbiculatus Thunb.) biology, ecology, and impacts in New Zealand