دورية أكاديمية
Water restriction periods affect growth performance and nutritional status of Santa Inês sheep in the Brazilian Semi-arid
| العنوان: | Water restriction periods affect growth performance and nutritional status of Santa Inês sheep in the Brazilian Semi-arid |
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| المؤلفون: | Larissa Lopes de Souza, Gherman Garcia Leal de Araújo, Silvia Helena Nogueira Turco, Salete Alves de Moraes, Tadeu Vinhas Voltolini, Glayciane Costa Gois, Fleming Sena Campos, Madriano Christilis da Rocha Santos, Fernanda Maria dos Santos |
| المصدر: | Semina: Ciências Agrárias, Vol 43, Iss 3 (2022) |
| بيانات النشر: | Universidade Estadual de Londrina, 2022. |
| سنة النشر: | 2022 |
| المجموعة: | LCC:Agriculture (General) |
| مصطلحات موضوعية: | Intermittent water supply, Metabolic water, Small ruminant, Weight gain., Agriculture (General), S1-972 |
| الوصف: | This study aimed to assess the growth performance and nutritional status of sheep under intermittent water supply by means of performance, intake, apparent digestibility of nutrients, water balance and nitrogen. Thirty-two intact male sheep (20.7 ± 2.63 kg, 8 months of age) were distributed in a completely randomized design with 4 water supply intervals via drinking trough (0h00, 24h00, 48h00, and 72h00), with 8 replicates. The extension in the water restriction period caused a reduction in the intake of dry matter, crude protein, neutral detergent fiber, digestible energy, and metabolizable energy (P < 0.05). The digestibility coefficients of dry matter, crude protein, and neutral detergent fiber showed a linear decrease with increasing periods of water restriction (P < 0.05). Water intake via food, total water intake, and water excretion via feces showed a linear increase in response to an increase in the water supply interval (P < 0.05). Water intake via drinking, metabolic water, total water excretion and water balance presented a linear decrease, with increasing periods of water restriction (P < 0.05). Nitrogen intake and absorbed nitrogen were influenced by water restriction, presenting a linear decreasing trend according to water supply periods (P < 0.05). Final weight, daily weight gain, and total weight gain, were influenced by the periods of water restriction, showing a linear reduction (P < 0.05). Feed conversion increased as the water restriction period increased (P=0.004). Intermittent water supply at intervals of up to 72h00 reduced nutrient intake and digestibility, resulting in a decrease in weight gain of the studied animals. |
| نوع الوثيقة: | article |
| وصف الملف: | electronic resource |
| اللغة: | English Portuguese |
| تدمد: | 1679-0359 1676-546X |
| Relation: | https://ojs.uel.br/revistas/uel/index.php/semagrarias/article/view/43132; https://doaj.org/toc/1676-546X; https://doaj.org/toc/1679-0359 |
| DOI: | 10.5433/1679-0359.2022v43n3p1037 |
| URL الوصول: | https://doaj.org/article/6f30bf19040c4d34aa2280499ceb76ed |
| رقم الأكسشن: | edsdoj.6f30bf19040c4d34aa2280499ceb76ed |
| قاعدة البيانات: | Directory of Open Access Journals |
Full Text Finder | تدمد: | 16790359 1676546X |
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| DOI: | 10.5433/1679-0359.2022v43n3p1037 |