The use of Tra’s oil powder in laying hen diet
This study aimed to evaluate the effect of the levels supplementation of Tra’s oil powder in diet on performance to laying hen. Total of 500 hens Luong Phuong breed were distributed into 5 experimental treatments in a completely randomized. The treatment consisted of 100 hens, (5 replications x 20 birds/pens), Treatment 1: (Control) ate the basal diet, using 4% soybean oil as an energy source and fat. Treatment 2: Using 4% Tra oil; Treatment 3: Using 2% Tra oil powder; Treatment 4: Using 4% Tra oil powder Treatment 5: Using 6% Tra oil powder. The results that using Tra’oil powder with different rate did not affect the ability to receive feed of laying hens, the weight and shape parameters of eggs. Using 4% Tra’oil powder resulted similarthe egg yield and feed efficience for 10 eggs produced than using 4% soybean oil and higher than using 4% Tra’oil. Using 4% Tra’s oil powder gave the best results in layer diets when compared to using 2% and 6% respectively
