环境温度对收获甘蔗贮藏品质的影响.pdf

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1、南方农业学报2011，42(4)：375—379JounudofSouthernAgriculture·375·EffectofambienttemperatureonthestoragequalityofharvestedsugarcaneSinghP，SolomonS(DivisionofPlantPhysiology＆Biochemistry，IndianInstituteofSugarcaneResearch，lmcknow226002，India)Abstract：【OhjeetvelSucros

2、elossafterharvestofcaneisoneofthemajorproblemsofsugarindustry．Studieswe陀directedtoassessthemagnitudeofsucroselossesduringwinterandsummermonthofcanemillinginsub—tropicalIndia．【Method]Theharvestedstoredcaneweretreatedwiththreemethods，v／z．，T-l：heapkeptinopen，

3、usedascontrol；T-2：sprinkledwithwaterandcoveredwiththicklayersoftrash；T一3：heaptreatedwithbenzalkoniumchloride+sodiummetasilicateandcoveredwiththicklayeroftrash)．Sucroselossesintheharvestedstoredcanewereassessedatdifferentlimeintervalsusingqualityparameters，

4、池，P01％juice，purity，invertsugar，acidinvertaseandcommerciMcanesugar(CCS)．【Result]ThelossinCCSincreasedwiththeriseinambienttemperature，andshowedthelowerintllemoutIl0fJanuary(2．27unit)comparedtoA砸l(5．29units)after240hofharvest．nedeclineinpurityinthecontrolWasm

5、uchhigherthanthatintreatedcane，andtheincreaseofreducingsugarduetoinversioninchemicallytreatedcanewasmini．munl髓comparedtonontreatedonos．ThereWasappreciabledifferenceintheactivityofinvertaseduringsummerandwintermonths．andtheactivityofacidinvertaseincreasedsh

6、arplyathightemperatureandthisincreaseWashigherinun．treatedcaneascomparedtotreatedone．【Conclusion]Applicationofachemicalformulationcontainingbenzalkoniumchlo-rideandsodiummetasihcateontheharvestedstoredcaneminimizeddeteriorationandlossinCCSaswell衄suppressed

7、acidinvertsseactivity．Keywords：sugarcane；postharvest；commercialcanesugar；reducingsugar‘CLCnumber：s566．109．3Documentcode：AArticle：2095-1191(2011)04-0375—05环境温度对收获甘蔗贮藏品质的影响SinghP，SolomonS(印度国家甘蔗研究所植物生理生化研究室。印度勒克瑙226002)摘要：【目的】收获后原料蔗的蔗糖分损失是糖业的主要问题之一。通过评价印度亚热带

8、地区榨季期间原料蔗在冬季和夏季不同月份的蔗糖分损失程度，为糖业生产提供参考。【方法】对收获后的贮藏原料蔗进行3种处理：T-1，直接堆放，无任何遮盖物，作为对照；T-2，贮藏期间洒水、并覆盖一厚层蔗叶；T_3：用氯化苯甲烃铵(杀藻胺)+硅酸钠溶液对堆放蔗茎进行处理后，覆盖一厚层蔗叶。根据不同时间间隔的蔗茎品质参数包括蔗汁转光度、纯度、转化糖、酸性转化酶和甘蔗蔗糖分(商品蔗糖，CCS)来估测贮藏蔗茎的蔗糖分损失。【结