Estudio comparativo entre dos sistemas de crianza en becerras holstein-friesian a destete precoz de 35 dias de edad
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| Format: | Tesis de licenciatura |
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MX
1982
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| Online Access: | https://hdl.handle.net/20.500.14330/TES01000035953 http://132.248.9.195/pmig2019/0035953/Index.html |