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The United Nations Convention on Biological Diversity defines biotechnology as ??Any technological application that uses biological systems, dead organisms, or derivatives thereof, to make or modify p...
N-balance studies were carried out to assess the lysine requirement of fast growing chickens (Cobb 500) at different sex and age depending on crude protein deposition and efficiency of dietary lysine ...
In two feeding experiments male and mixed-sex broiler chicks were offered diets based on sorghum and a wheat-sorghum blend with two tiers of nutrient specifications, without and with microbial phytase...

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