浦北自然陈化五年陈皮批发价每斤150元至200元，企业造假“工艺皮”成本仅70元左右，高额利润促使更多商家放弃自然陈化、铤而走险。
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In some cases, alternative gelling agents might provide faster results. Researchers observed that bacterial cellulose and another bacterial polysaccharide, Eladium, allow a 50 percent increased growth rate for various bacteria and yeasts (as compared to their growth on agar), including higher biomass yields or faster detectable biofilm formation. However, both substances are still not as cheap and readily available as agar.
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