- Fruits: apples, general tree fruits
- Crop Production: varieties and cultivars
- Pest Management: genetic resistance
This site is maintained by SARE Outreach for the SARE program and features research projects supported by the National Institute of Food and Agriculture, U.S. Department of Agriculture. SARE Outreach operates under cooperative agreement award No. 2018-38640-28731 with the University of Maryland to develop and disseminate information about sustainable agriculture. USDA is an equal opportunity provider and employer.