Unverified90% confidenceDecision RuleTime unknown
原草鉴别:真冬虫夏草虫体有8对足(中部4对最明显),断面白色带黄芯(V型或点状),子座(草头)长度通常不超过虫体2倍;若草头过长、无足纹或断面全白无芯,多为亚香棒虫草或人工染色伪品
1
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90%
Confidence
Long-term
Relevance
-
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Unverified真虫草虫体有8对足(中间4对明显),环纹清晰(近头部约20-30个环),掰断可见倒'V'或'一'字形黑褐色消化腺;市售'凉山虫草''新疆虫草'与冬虫夏草不同物种,价值大幅低于青藏产区81% similarUnverified优质冬虫夏草的虫体与子座(草头)长度比约为1:1至2:1,草头过长(超过虫体2倍)说明生长过熟、有效成分下降,性价比低68% similarUnverified优质冬虫夏草的虫体与子座(草头)比例应约为1:1至1:1.5,草头(子座)越长说明生长成熟度过高、有效成分随子座生长而消耗,应选草头短于虫体的规格67% similarUnverified检查盆土表面是否有小飞虫或土面发白结块:花市大量繁殖的绿萝易带小黑飞(蕈蚊)幼虫,买回易在家繁殖,选盆土干净无飞虫的66% similarUnverified海拔4500m以上产区(西藏那曲、青海玉树杂多)虫草色泽偏黄发亮、气味浓、断面白色实心;低海拔或人工养殖草颜色暗、断面空心,鉴别时优先看子座(草头)短且不超过虫体长度65% similar
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