METHOD FOR PREPARING DHA FROM FOOD WASTE OR BY-PRODUCT FROM AGRICULTURE AND LIVESTOCK-FARMING

摘要

PURPOSE: Method for preparing DHA from food waste or by-product from agriculture and livestock-farming is provided to reuse waste and improve environmental problem by fermenting by-products and then producing feed containing DHA. CONSTITUTION: Method for preparing DHA from food waste or by-product of agriculture and livestock-farming comprises the following steps: (i) a first step to liquefy and saccharify waste with malt or sulfuric acid containing molds which can produce a hydrolase; (ii) a second step to ferment the prepared DHA with microorganism producing DHA, Thraustochytrium roseum; and (iii) a third step to dry the prepared materials and make into feed. The hydrolase can be chosen from α-amylase, Glucoamylase, xylanase, or Cellulase.