Influence of pHand Temperature on the Stability of Anthocyanin fromLitchi Pericarp Analysis of Genes Differentially Expressed During Pericarp Browning of Postharvest Litchi Fruit Using Suppression Subtractive Hybridization Technology Analysis of Genes Differentially Expressed During Pericarp Browning of Postharvest Litchi Fruit Using Suppression Subtractive Hybridization Technology Cloning and Expression Analysis of the Laccase Gene from Litchi chinensis Cloning and Expression Analysis of the Laccase Gene from Litchi chinensis