Page 58 - 《华农农业大学学报》2020年第3期

第 ３ 期 周默 等:人参灰霉病菌 Botr y tiscinerea 的种群表型和基因型多样性 ５ ３

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Phenot yp icandg eneticvariabilit y amon g Botr y tiscinerea

p o p ulationisolatedfromg insen g

,
,
１ ２ １ １ １
ZHOU Mo , LUBaohui , LIULi p in g BAIQin g ron g GAOJie
１．Colle g eo fPlantProtection , JilinA g riculturalUniversit y Chan g chun１３０１１８ , China ;
,
,
２．Colle g eo fTraditionalChineseMedicine , JilinA g riculturalUniversit y Chan g chun１３０１１８ , China
Abstract Inordertoex p lorep henot yp icandg eneticvariabilit yamon gBotr y tiscinereap o p ulation
,
,
isolatedfromg insen g１５４B．cinereastrainsthatwerep atho g enictog insen g wereisolatedfromei g ht
re g ionsinthemainp roducin g areasof g insen g inChina．Phenot yp ewasobservedonp otatodextrosea g ar
for３weeks , trans p osableelements ( TEs ) and MATlocuswereidentifiedb yPCRam p lification , and
,
p atho g enicit yofstrainswithdifferentTEswasdetermined．Ei g ht p henot yp es , ３TEst yp esofBot y Fli p Ｇ
p erandTrans p osa , andnoVacumat yp ewereidentified , ofwhichTrans p osawasthehi g hest p ro p ortion
( ９３．５１％ ) andthemostp atho g enic．Meanwhile , ７３and７５isolateswereMAT１Ｇ１andMAT１Ｇ２t yp es ,
,
res p ectivel y whichwerefoundtobebalancedoverallinthe p o p ulation．Theresultsobtainedinthe p resＧ
,
entstud y su gg estarelativel yuniforms p eciesdiversit yrichp henot yp icandg eneticdifferentiationwithin
theB．cinereap o p ulationfromg insen g inChina．
;
Ke y words Panaxg insen g Botr y tiscinerea ; henot yp icdiversit y g enot yp ediversit y g ra ymold ;
;
;
p
trans p osableelements ; matin g t yp es
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