疏花保果对龙眼生长发育、相关酶活性和果实品质影响的研究.pdf

纤维素酶、果胶酶、果胶甲酯酶活性，探寻了龙眼生理落果期间降低细胞壁纤维素酶 和果胶酶活性的栽培技术，延缓果实衰老，减少落果，提高产量。 关键词：疏花；蔗糖基聚合物；酶活性；果实品质；龙眼 II the Effectsof FlowerandFruitsRetentionon Thinning and of ActivityQualityLongan Growth，Enzyme 1iushuyi 530004，China) ofAgriculture，GuangxiUniversity,Nanning (College Abstract testswerestudiedoneffectsofdifferenttreatmentsof onrate Several paniclepruning of offiuit mineral of flower,rate nutrition，fi-uits pistillate drop，blade to suitable andfruits of order maternalbranches cv．Shixia,in qualityLongan explore flower for and were experiments thinningtechnologypopularizationapplication．some oninfluenceofsucrose-basedonrateoffruit mineral implementated polymer drop，blade ofbladeand andfruits ofmature of nutrition，enzymeactivity pericarp quality period cv．Shixiatoresearchfruitretention themto Longan physiologicalmechanism．Integrated further reasonableofthe the andstable and tree，ensure yield high explore yield high resultsshowthat： quality．The 1．Differenttrea