Page 28 - 《华中农业大学学报》2020年第6期

华 中 农 业 大 学 学 报 第 ３９ 卷
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[ ３４ ] BOUAYAD A S , DIB M E A , DJABOU N , etal．Essential tatin gp estoftomato [ J ] ．Chemistr y& biodiversit y , ２０１７ , １４
oilsasbiocidesforthecontroloffun g alinfectionsanddevasＧ ( ７ ): １Ｇ９．

Identificationofsoftrot p atho g ensinp ostharvest

kiwifruitanditscontroleffectb y carvacrol

,
ZUOPan p an , FUSu , PENGLitao , FAN Gan g YANGShuzhen , LIJie
Colle g eo fFoodScienceandTechnolo gy Huazhon gA g riculturalUniversit y Wuhan , ４３００７０ , China
,
,
Abstract Thep atho g enicfun g icausin gkiwifruitsoftrotswereisolatedandidentifiedb y examinin g
themor p holo g icalandmicrosco p iccharacteristics , combinedwiththeresultsof p atho g enicit y testin g and

rDNAＧITS ( internaltranscribeds p acer ) se q uencin g ．Thecontrileffectofcarvacrolonkiwifruitssoftrot
wasstudied．Themainp atho g enscausin gsoftrotofkiwifruitafterharvestareBotr y os p haeriadothidea

andPhomo p siss p ． , followedb yBotr y tiscinerea , Fusarium p roli f eratum andAlternarias p ．．Carvacrol
hadsi g nificantantifun g alactivit ya g ainsttheei g htsoftrotp atho g ens , es p eciall yforB．dothidea , with
)
,
/
halfeffectiveconcentration ( EC ５０ of８．８７ μ g L．Simultaneousl ycarvacroleffectivel yreducedtheinciＧ
denceofkiwifruitsoftrotinasimulatedsalesenvironment．Theincidenceoftreatmentg rou pwasonl y
５０．１７％ ofthecontrolfruitwhenp lacedfor８da y s , andithadnosi g nificanteffectonthe q ualit yofkiwi
fruit ( P＞０．０５ ) ．Therefore , carvacrolhas p otentiala pp licationvalueincontrollin g softrotofkiwifruitafＧ
terharvest．
Ke y words kiwifruit ; softrot ; atho g ensidentification ; lantessentialoil ; carvacrol ; reenp reＧ
g
p
p
ventionandcontrol
( 责任编辑: 张志钰)