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  • 考Q的经验分享
    The Crown

    考Q的经验分享

      考Q的经验分享   2003年,CQI(咖啡品质协会)推出了阿拉比卡咖啡Q grader项目,向咖啡专业人士授予专业证书,并利用这套体系对咖啡进行评分和定级。这是一项致力于咖啡全球标准化的项目,因为曾经通过感官来对咖啡进行分析和评价是非常主观的认定。一个人认为的深度烘焙,在另外一个人眼中可能是中度烘焙,或者在一个人的认识当中这种...

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  • Passing the Q
    The Crown

    Passing the Q

      Passing the Q   Becoming a certified Q grader was a long time goal of mine, a way to prove to myself that I am a coffee sensory professional. Even though I have been cupping coffee five times a week for over a decade, I was still apprehensive to take the test, not to […]

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  • Coffee Course Review: Roasting Styles

    Chris Kornman and I traveled North to Portland, Oregon along with Coffee Traders Laurel Wirth and Kevin Morales to teach some classes and visit with friends. The first day we were privileged to participate in a full day of presentations on buying green coffee hosted by the Oregon Coffee Board at Buckman Coffee Factory. Kevin […]

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  • green coffee bean sorting

    Green Coffee Analytics Part IV – Density

    An undervalued, understudied coefficient in our series about analyzing green coffee (Part I – Moisture and Water Activity, Part II – Screen Size, Part III – Visual Defects) is density. The fact of the matter is that we don’t have a complete understanding of the myriad factors influencing green coffee density (elevation, cultivar, nutrients) or […]

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  • Green Coffee Analytics part III – Visual Defects

    This week we’re back on the grading table, this time focusing our attention on visual defects in green coffee. In many ways, green coffee defects share some similarities with screen size. They both impact the way coffee roasts and tastes and equally can have financial ramifications in terms of contract approvals and the value of […]

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  • Molds, Mycotoxins, and Coffee – Part II of II

    Download the printer-friendly PDF Bob & Max’s Note: If you are a coffee roaster doing wholesale business with any number of large-format retailers in the United States, you’ve probably been hearing the phrase “HACCP” with more regularity. In an effort to provide the best customer service we can, even after we’ve sold you the coffee, […]

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