Links to information about horticultural topics:

• Fruit Notes, a fruit newsletter from Dr. Rich Marini of the Department of Horticulture at Virginia Tech
• USDA Standards
• Pears (Fresh (Summer/Fall and Winter) and Processing)
• Pear varieties for the home orchard
• Fruit Times, from Penn State
• Tree Fruit Growth Regulators (Washington State University)
• Home Fruit Production (PSU)
• USDA Hardiness Zones.