Unverified90% confidenceDecision RuleTime unknown
毛豆豆荚颜色翠绿、绒毛完整密集为新鲜标志；豆荚发黄、绒毛脱落或荚口发黑说明采摘后放置过久，鲜度和甜度已下降
1
Sources
90%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified毛豆荚表面绒毛越密、颜色越翠绿说明越新鲜；荚发黄、绒毛脱落或荚身瘪软说明采摘时间已久或过老，豆粒变硬淀粉感重口感差88% similarUnverified毛豆荚颜色鲜绿饱满、豆粒隆起明显（一荚2-3粒）为优，荚身发黄或斑点多说明不新鲜或采摘过老86% similarUnverified毛豆（青大豆）应选豆荚饱满、绒毛完整、色泽鲜绿的；荚壳发黄或有黑斑说明采摘过熟或存放过久，豆粒淀粉化、口感变粉且鲜甜味流失81% similarUnverified正宗河南焦作垆土铁棍山药表皮呈土褐色、有红斑（俗称铁锈斑），毛须密集且分布不均，折断后横断面颜色由白转微黄；沙土铁棍山药则表皮光滑顺直、品相好但粉性略逊76% similarUnverified壳色过分洁白均匀多为漂白处理，天然开心果外壳应为米黄至浅褐色且带斑点；果仁越绿代表成熟度和新鲜度越高，果仁发黄发暗提示存放过久或油脂氧化75% similar
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