FOOD SCIENCE

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Growth Pattern and Storage Performance of ‘Jinyan’ Kiwi Fruits

WANG Qikai, YANG Dan, ZHANG Xiaoqin, ZHANG Xinwang   

  1. Sichuan Engineering and Technology Research Center of Kiwifruit, Chengdu 611600, China
  • Online:2016-05-15 Published:2016-05-18

Abstract:

The growth pattern and storage performance of ‘Jinyan’ kiwi fruits were studied by continuously measuring the
size of developing fruits in the field and the quality of the fruit during growth and postharvest storage. The results showed
that the growth pattern of vertical diameters, transverse diameters, weight and dry matter of fruits revealed a gradually rising
trend during fruit growth from day 7 to 175 after withering. The soluble solids content rose slowly during the early growth
stage, showing significant fluctuations, but rapidly declined during day 140 to 175. The h0 value of pulp color throughout
the entire fruit growth process gradually decreased. ‘Jinyan’ kiwi fruits entered the harvest period 175 days after withering,
when the soluble solids content was 7.5%?8.0%. In addition, the fruis showed good storability and the firmness decreased to
10.01 N/cm2 after storage for 150 days at 0?1 ℃ and RH of 90%?95%. Therefore, our data demonstrate that drought can
reduce the individual fruit weight and dry matter content of ‘Jinyan’ kiwi fruits, thereby impacting fruit yield and quality.

Key words: kiwi fruit, fruit, growth pattern, storage performance

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