coffee seed structure and defects

 coffea arabica – coffee plant root structure and early leaf formation layers of the coffee fruit: endosperm (the green seed/bean), endocarp, mesocarp, exocarp.
the formation of the coffee flower and then the fruit development of the green coffee bean in the cherry
black bean defect in green coffee (and parital black bean defect) sour defect (vinegar defect)
blotchy – moldy sours
floaters moldy coffee beans
transverse cut of a healthy, fully developed coffee seed/ green bean cellular “compartment” structure of a healthy green coffee bean with “full” content of proteins, lipids, etc.
closer view of cellular “compartment” structure of a healthy green coffee bean with “full” content of proteins, lipids, etc.  underdeveloped, immature coffee bean, with insufficient cellular content
closer view of the the black bean defect (microbial attack of the coffee bean) with destroyed cell content black bean defect (microbial attack of the coffee bean) with destroyed cell content

 


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