Authors: Mandal Goutam H S Dhaliwal B V C Mahajan
Publish Date: 2010/10/22
Volume: 47, Issue: 5, Pages: 501-506
Abstract
Influence of preharvest foliar application of calcium nitrate on quality attributes of winter guava cv ‘Sardar’ during different interval of cold storage and post cold storage shelflife under ambient conditions was investigated Plants were sprayed with calcium nitrate solutions 05 10 and 15 at colour break stage of fruit and a fruit with no treatment was control The fruits were harvested at optimum maturity Bruise and disease free fruits were packed in corrugated fibre board boxes with newspaper lining and stored at 6–8 °C and 90–95 RH The fruits were evaluated after 10 20 30 and 40 days of storage and during shelflife at 2 and 4 days interval Physiological loss in weight and spoilage of fruits increased and firmness ascorbic acid and acidity decreased continuously during storage Fruits treated with 1 CaNO32 effectively reduced spoilage maintained higher firmness total soluble solid and ascorbic acid up to 2 days under ambient conditions after 30 days of cold storage and remained moderately acceptable up to the 40 days of storage
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