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Cockatiel Transition From a Seed-based to a Complete Diet

机译:小鹦鹉从种子型饮食过渡到完全饮食

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To determine the effects of diet transition in cockatiels (Nymphicus hollandicus), 14 cockatiels were transitioned over a 12-day period from a seed diet to one of 2 commercial diets advertised as nutritionally complete. Before the transition, cockatiels were fed a seed-based diet for 30 days. The transition strategy consisted of gradually increasing the ratio of complete diet : seed-based diet over the 12-day period. True amino acid digestibility determined on each complete diet (diets A and B) demonstrated that both diets contained highly digestible amino acids. Diets differed in ingredient composition and particle size, analyzed nutrients, and method of processing (baked or extruded). Daily feed intake of seed-based and complete diets was measured. Periodically throughout and after transition, body weights were measured, and blood samples were collected for hematologic testing and plasma biochemical analysis. All cockatiels accepted the transition strategy irrespective of complete diet. Cockatiels transitioned to diet A consumed significantly more of the complete diet and less of the seed-based diet during periods of measurement throughout transition. Total feed intake was significantly greater for cockatiels fed diet B for 33% of the measurement periods (P < .05). Body weight was generally not affected during or after transition (P > .05). Hematologic and plasma biochemical values did not differ between cockatiels fed the 2 complete diets (P > .05). It may be speculated that cockatiels were more accepting of diet A during transition, and diet A more efficiently maintained body weight.
机译:为了确定饮食转变对小形鹦鹉(Nymphicus hollandicus)的影响,在12天的时间内,将14只小形鹦鹉从种子饮食转变为2种商业饮食,其中两种饮食已被广告为营养完全。在过渡之前,小鹦鹉以种子为基础的饮食喂养了30天。过渡策略包括在12天内逐渐增加完全饮食:基于种子的饮食的比例。每种完全饮食(饮食A和B)测定的真实氨基酸消化率表明,两种饮食均含有高度可消化的氨基酸。日粮在成分组成和颗粒大小,分析的营养成分以及加工方法(烘烤或挤压)方面有所不同。测量基于种子和完全日粮的每日饲料摄入量。在过渡期间和过渡之后,定期测量体重,并收集血液样本进行血液学检查和血浆生化分析。无论完全饮食如何,所有小鹦鹉都接受了过渡策略。在整个过渡期间的测量期间,过渡到饮食A的小凤头鹦鹉消耗了更多的完全饮食和更少的基于种子的饮食。在测量期间的33%期间,饲喂饮食B的小鹦鹉的总饲料摄入量显着更高(P <.05)。在过渡期间或之后,体重通常不受影响(P> .05)。饲喂2种完全日粮的凤头鹦鹉之间的血液学和血浆生化值没有差异(P> .05)。可以推测,小鹦鹉在过渡期更容易接受饮食A,饮食A更有效地保持了体重。

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