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杏鮑菇下腳料應用於白羅曼肉鵝飼養價值之評估

Evaluation of the feeding value of Pleurotus eryngii stump waste in White Roman meat-type geese

摘要


本試驗旨在探討杏鮑菇下腳料對鵝隻生長之影響,以評估其應用價值。使用一日齡白羅曼鵝公、母各半共96隻供試,依性別逢機分配至4個處理組,每處理組4重複,以欄為重複,每欄3公3母共6隻,飼養期至12週齡。試驗飼糧依白羅曼鵝之飼養分期設計為等蛋白質、等能量及等粗纖維含量,分為不添加或添加2、4或6%之乾燥杏鮑菇下腳料粉等4組,試驗期間飼料及飲水自由採食。結果顯示,除添加4%組顯著較對照組降低8週齡鵝隻血漿三酸甘油酯濃度、亦顯著增加9至12週齡鵝隻飼料採食量外(P<0.05),整體而言,添加乾燥杏鮑菇下腳料粉對白羅曼鵝之生長性狀、血液組成、屠體品質及品評結果均無負面影響。綜上試驗結果所述,以人工削整杏鮑菇產生之下腳料經乾燥粉碎做成飼料原料用於飼養白羅曼肉鵝,0至12週齡之飼糧添加量可達6%,此有利於菇蕈副產物之再利用。

並列摘要


The aim of this study was to evaluate the feeding value of Pleurotus eryngii stump waste (PESW) on growth performance and carcass characteristics in geese. A total of ninety-six hatched White Roman goslings (48 males and 48 females) were randomly allotted to 4 treatments. Each treatment had 4 pens, with 3 males and 3 females respectively in each pen. The experimental period was from hatched to 12 weeks of age. The four treatments were supplemented with 0 (control group), 2, 4 or 6% dried PESW powder, respectively, and the experimental diets were designed to be iso- crude protein, metabolizable energy, and crude fiber. All geese were fed ad libitum of feed and water. The results showed that higher feed consumption was found in the 4% PESW group than that of the control group at 9 to 12 weeks of age (P < 0.05). Lower concentration of plasma triglyceride at eight weeks of age was found in the treatment fed with 4% PESW, compared with the control diet (P < 0.05). Overall, there were no negative impacts on growth performances, plasma profiles, carcass characteristics and sensory evaluation in geese supplemented with PESW diet. Our results indicated that dried PESW powder could be used as a feed source in meat-type geese, which can be supplemented up to 6% in diet. We conclude that it is conducive to the recycling of mushroom by-products.

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