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"Experientia docet" - Experience is the best teacher

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Effects on egg production and quality of supplementing drinking water with calcium and magnesium

  • 2021
  • Issue: 4
  • Volume: 51
X.J. Yi, A. Rehman, R.W. Akhtar, A. Abbas, K. Hussain, R. Yasin, H.M. Ishaq, R.Z. Abbas, M.A. Raza, H.S. Hu & G. Li Page: 469 - 476

This study was conducted to appraise the effects on egg quality and production performance of laying hens when drinking water was supplemented with calcium (Ca) and magnesium (Mg). A total of 384 (64-week-old) Hy-line Brown laying hens were assigned at…

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Systematic factors that affect ostrich egg incubation traits

  • 2008
  • Issue: 4
  • Volume: 38
Z. Brand, S.W.P. Cloete, C.R. Brown and I.A. Malecki Page: 315 - 325

Data obtained from a pair-mated ostrich flock maintained at Oudtshoorn, South Africa, were used to estimate environmental and genetic parameters for egg weight (EWT), water loss of incubated eggs up to 21 days (WL21), water loss up to 35 days…

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