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The thickness and weight of the shell portion (shell with shell membrane) of eggs at various times during the stay in the uterus and at oviposition were found to be greater in the guineafowl than thos...
Thirty early-weaned 5±3 month-old calves with an average body weight of 96±23 kg were used; 24 were artificially infested with 90 larvae (L3), of H. contortus per kilogram body weight. Calves grazed ...

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