EFFECT OF ACID PAK 4 WAY 2X SUPPLEMENTS TO THE PERFORMANCE OF F1(RI COCK X LUONG PHUONG HEN) BROILER CHICKEN KEEPING IN OPPENED HOUSE

Abstract

This study was designed to evaluate the effect of supplementation of the Acid pak 4 way 2X - is abbreviated AP, it is a drinking water solution product that contains four essential ingredients (acidifiers, enzymes, electrolytes and lactic acid bacteria) on performance of  F1(Ri cock x Luong Phuong hen) – is abbreviated crossed Ri broiler chicken from  1 to 12 weeks of age in Summer time. The experiment was conducted on a total of  600 chickens, assigned into 2 experimental groups, each group consists of  100 chicks and the experiment was conducted in triples. The first group is treated by AP, the second is controled. The results showed that supplementation of  AP continuously for the first 5 days and one day a week followed by 0.5 grs/1 liter of drinking water for crossed Ri chicken broilers had good effect on the criteria of survival rate, growth, feed conversion ratio, performance index, economic number, differences from non-supplementation were statistically significant, increasing income for broiler keeping farmers' up to 5.6%.