咖啡豆是從咖啡果實內提取其果核、再加上烘焙等功夫而成。573Please respect copyright.PENANAi2BalUjbe9573Please respect copyright.PENANAOJsqudU5Tw
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然而,其所剩餘的紙漿雖亦含有豐富的碳水化合物(35.8%)及蛋白質(10.8%),但一直並未有所充分地妥善利用。573Please respect copyright.PENANArnXrfaaIR8
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(圖2)有研究找來兩片鄰近土地,在其中一土地上直接鋪上半米厚的咖啡紙漿,從而探討充滿營養價值的咖啡紙漿對大自然草地的影響。573Please respect copyright.PENANAyAyjtuLTFc573Please respect copyright.PENANAp7BwXbjZpd
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(圖3)兩年後,鋪了咖啡紙漿的土地明顯長滿多達五種品種的樹木,而對照組別則只是雜草橫生。573Please respect copyright.PENANAHCB8YfofM4573Please respect copyright.PENANAoAXW7f9WkY
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這相信是鋪上咖啡紙漿後,原先的表面雜草因窒息而死,且咖啡紙漿被推斷有著防止雜草萌芽的可能性,因此提供了附近森林種子抵達及生長的機遇。573Please respect copyright.PENANAsZvxsQDSMw
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(圖4)量度兩片土地的營養含量,咖啡紙漿土地的碳氮磷等物質均比對照土地為多。573Please respect copyright.PENANAyP4ux34SxQ573Please respect copyright.PENANA8I6YMsl1l9
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Ref1:https://besjournals.onlinelibrary.wiley.com/doi/full/10.1002/2688-8319.12054573Please respect copyright.PENANAhZE2jhT92v