Agriculture Science
Dheyaa Hmazah Yasir; Nihad Abdul-Lateef Ali
Abstract
TThis experiment was conducted at the poultry farm of the college of Agriculture, Al-Qasim Green University for the period from 18/9/2019 to 23/10/2019. The study was aimed to the effect of adding different levels of lemongrass leaves (Cymbopogon citratus) to the diet and its extract to drinking water ...
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TThis experiment was conducted at the poultry farm of the college of Agriculture, Al-Qasim Green University for the period from 18/9/2019 to 23/10/2019. The study was aimed to the effect of adding different levels of lemongrass leaves (Cymbopogon citratus) to the diet and its extract to drinking water on Productive performance for broiler chickens (Ross 308). In the experiment, 225 unsexed broiler chicks (Ross), which obtained from Al-Anwar hatchery, it the were randomly distributed on 15 pen, with 5 experimental treatments,45 birds for each treatment. Each treatment included three replicates per 15 birds. The treatments of the experiment were as follows: First treatment: control group free from any addition . The second treatment: a basic feed added to 10 g of lemon grass / kg feed, the third treatment: a basic feed added with 20 g of lemon grass / kg feed, The fourth treatment: adding 100 ml of the aqueous extract of the lemongrass / liter of drinking water, and the fifth treatment: adding 200 ml of the aqueous extract of the lemongrass liter of drinking water. The experiment included studying the following characteristics: average body weight, weight gain, feed consumption, Feed conversion ratio, production index and average water consumption.Significant moral superiority (p≤0.05) for the fourth and fifth treatment (addition of 100 and 200 ml of aqueous extract of lemon grass / liter of drinking water) in the body weight of the body in the fifth week