Table 2. Effects of 1-MCP on internal ethylene concentration, firmness, and background color of 

 Royal Gala apples after 32F air storage for 90 or 150 days, each followed by 1 week at 70F to 

 evaluate shelf life. 



Background color ratings of 1 - 1 move from green ( 1 ) through white-green to yellow (10). 

 The dividing line between green/white-green and yellow was between 6 and 7. 



Fruit Notes, Volume 67, Summer, 2002 



