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Comparative Study on Nitrogen Metabolism and the Nitrogen Maintenance Requirement in Lohmann Brown Roosters and Layers1 |
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| Institution: | [1]NationalKeyLabofAnimalNutrition,CollegeofAnimalScienceandTechnology,ChinaAgriculturalUniversity,Beijing,100193,China [2]rianji MufengFeedCompany,rianjin,300171,China |
| Abstract: | layers, N requirement for maintenance, nitrogen balance test, roosters |
| Keywords: | layers N requirement for maintenance nitrogen balance test roosters |
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