1Awad M.A.,de Jager A.& Dekker M.Formation of flavonoids and chlorogenic acid in apples as affected by crop load.Scientia Horticulturae, 2001a,91:227-37.
2Antonio J.E,Mariela R,& Pulido R. et ah Guava Fruit(Psicliym guajava L.) as a New source of Antioxidnt Dietary Fiber. Journal of Agricunural and Food Chemistry, 2001,49 : 5489 - 5493.
3Awad M.A., Wagenmakers P.S., & de Jager A. Effects of light on flavonoid and chlorogenic acid levels in the skin of Jonagold ' apples. Scientia Hortieulturae, 2001c, 88 : 289 - 298.
