Original article

Fruits, vol. 60 (5) 311 Effects of citrus rootstocks on fruit yield and quality of Ruby Red and Marsh grapefruits. Abstract – – Introduction. Generally, in Iran, citrus cultivars are grafted on Sour orange rootstocks. However, susceptibility of this rootstock to tristeza (CTV) has required a research program to replace Sour orange trees with other rootstocks. Materials and methods. Yield performance and fruit quality of Ruby Red and Marsh grapefruits were assessed for 5 years (1999 to 2003) in the Agricultural Researc