P.K Liew

Effects of early age feed restriction and heat conditioning on heterophil/lymphocyte ratios, heat shock protein 70 expression and body temperature of heat-stressed broiler chickens

I. Zulkifli, P.K Liew, Daud Ahmad Israf et al. · Journal of Thermal Biology · 2003 · 92 citations

Animal Physiology, Nutrition, Animal Performance +12

Effects of early age feed restriction and heat conditioning on heat shock protein 70 expression, resistance to infectious bursal disease, and growth in male broiler chickens subjected to heat stress

P.K Liew, I. Zulkifli, Mohd Hair Bejo et al. · Poultry Science · 2003 · 92 citations · Full text

Veterinary Vaccine, Early Age, Immunology +16

The effects of regular visual contact with human beings on fear, stress, antibody and growth responses in broiler chickens

I. Zulkifli, J. Gilbert, P.K Liew et al. · Applied Animal Behaviour Science · 2002 · 61 citations

Behavioral Sciences, Engineering, Human Beings +7

Growth performance and Newcastle disease antibody titres of broiler chickens fed palm-based diets and their response to heat stress during fasting

I. Zulkifli, J. Ginsos, P.K Liew · Archiv für Geflügelkunde · 2003 · 14 citations · Full text