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Effects of Supplementation with Powder from Various Medicinal Plants on Productivity and Quality of Eggs from Laying Hens

To evaluate the effect of feed supplementation based on a mixture of from medicinal plants powder (40 % Psidium guajava L.; 20 % Morinda citrifolia L.) on production and quality of eggs from laying hens, 160 White Leghorn hybrid hens (L-33), 27 weeks old, were grouped in one control group without ad...
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