Articles

CHEMICAL PROPERTIES AND SUGAR CONTENTS IN ‘SMOOTH CAYENNE’ PINEAPPLE FRUIT DURING MATURATION

Article number
902_51
Pages
423 – 426
Language
English
Abstract
The effect of maturity stages on chemical properties and sugar contents of pineapple (Ananas comosus ‘Smooth Cayenne’) fruits was studied in the rainy season during June-August 2009. The fruits were harvested at 110, 120, 130, 140, 150 and 160 days after full bloom (DAFB). Data collected were total soluble solids (TSS), titratable acidity (TA), pH and sugar contents.
The results showed that TSS, TSS/TA ratio and pH increased while TA decreased with increasing DAFB. The average daily percentage increases were 0.375 for TSS, 0.219 for TSS/TA ratio, and 0.0064 mg/100 mg for pH. The daily ratio of TA decrease was 0.0014. Very slight changes of chemical properties (2.11-2.88%) were observed during the harvesting period of 110-160 DAFB. The proportion of sucrose, fructose, and glucose were 5.5, 1.3 and 1.1, respectively.

Publication
Authors
J. Adisak, J. Jintana
Keywords
pineapple (Ananas comosus ‘Smooth Cayenne’), maturity, chemical property, sugar contents
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