الفهرس 
Introduction
Mateirals and MethodsOnly 14 pages are availabe for public view
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Abstract
For That TheProblem at Hand Was Undertaken To Study: The Effect Of Various Heat Treatment Temperatures On Some Physical ; Microbiological ; And Organoliptic Changes As Well As Peroxidase And Catalase Activity Of Potato ; Spinach ; And Guava Juice. The Effect Of Freezing At-40* C For 2h.; And Frozon Storage At -25* C Up To 12 months OnSome Physical ; Chemical.