《植物病虫害绿色防控技术》课件——柑橘储藏期病害(双语）.pptxVIP

柑橘储藏期病害DiseasesofCitrusinStoragePeriod

柑橘是目前库区主导农业产业之一，特殊的地理环境造就了这里独特的品质和口感。每年柑橘丰收时，呈现出一片喜人的场景。Citrusisoneoftheleadingagriculturalindustriesinthereservoirareaatpresent,andthespecialgeographicalenvironmenthascreatedtheuniquequalityandtastehere.Everyyearwhenthecitrusisharvested,therewillbeapleasantscene.

然而，在丰收的喜悦背后，往往还隐藏着这样的辛酸。However,behindthejoyofharvest,thereisoftensuchbitternesshidden.

1.引起柑橘储藏期病害原因

Causesofdiseasesinstorageperiodofcitrus（1）采前条件对柑橘品质和耐藏性的影响Impactofpre-harvestconditionsoncitrusqualityandstorability（2）病害对柑橘储藏的影响Impactofdiseasesoncitrusstorage柑橘储藏期病害DiseasesofCitrusinStoragePeriod

（1）采前条件Pre-harvestconditions生态因素EcologicalfactorsAgricultural农业技术因素technologyfactorsWeather采收时天气状况conditionsatharvest采收方法Harvestmethods柑橘储藏期病害DiseasesofCitrusinStoragePeriod生态因素Ecologicalfactors温度Temperature2)光照Sunshine3)降雨Rainfall4)土壤Soil5)地理条件Geographicalconditions农业技术因素Agriculturaltechnologyfactors施肥Fertilization2)灌溉Irrigation3)喷药Pesticide4)修剪和疏花疏果PruningandFlowerandfruitthinning

（1）采前条件Pre-harvestconditions生态因素Ecologicalfactors农业技术因素technologyfactors采收时天气状况Weatherconditionsatharvest采收方法Harvestmethods柑橘储藏期病害DiseasesofCitrusinStoragePeriod在下雨时、雨后、重雾或露水未干，或久雨后突然放晴的第一天不要采果。否则采收后的柑橘会由于果皮表面潮湿，而加重储藏性病害的发生。Donotharvestfruitsonthefirstdaywhenitrains,aftertherain,whenthefogordewisnotdry,orwhenitsuddenlyclearsafterrainingforalongtime.Otherwise,thediseaseofharvestedcitruswillbeaggravatedduetothewetpeelsurface.

（1）采前条件Pre-harvestconditions生态因素Ecologicalfactors农业技术因素technologyfactors采收时天气状况Weatherconditionsatharvest采收方法Harvestmethods柑橘储藏期病害DiseasesofCitrusinStoragePeriod1）用于储藏的果实不能有任何机械伤，以免贮藏期的病菌感染。Thefruitsforstorageshallbefreeofanymechanicalinjurytoavoidinfectionbypathogensduringstorage.2）用于盛果的容器表面要光滑，或者软物垫付。Thesurfaceof