The urban areas of Bangladesh are growing very fast following a high rate of urbanization & fresh land is becoming unavailable day by day & unplanned infrastructural growth with haphazard alignment with horrible outlook & destruction of water body are the common scenario....

Rising human population throughout the world has detrimental effects on life supporting system on earth. Though considerable progress has been made on the contraception among females, progress on males are still limited....

Oils are frequently included in broiler diets to increase the energy density. Several experiments have shown that an increase in energy concentration produces a decrease in feed intake but does not negatively affect daily gain, resulting in an improvement in feed efficiency....