1?添加調味劑:在育肥肉雞的飼料中添加調味香料(如丁香、生薑、甜辣椒等)bujinnenglajijideshiyu,hainenggaishanjiroupinzhi,shijirouweidaogenghao,bingkeyichangshijiandibaochixinxian。yinweizhexiexiangliaojuyoufangfuheyaowudeshuangzhonggongxiao,nenggaishanjirourouzhi,yanchangbaoxianqi。tiaoweijidepeifangruxia:大蔥、大蒜各10克,幹酵母7克,薑粉、五香粉、辣椒粉各3克,味精、食鹽各0.5克。在出欄前10~15天按日糧0.2%~0.5%的比例在飼料中加入調味劑,拌勻後,每天早晚各喂1次。
2?添加大蒜:通常添加大蒜粉,添加量為日糧的2%,keshijiroubiandexiangyu。yinweigouchengjirouxiangweidezhongyaochengfen,zaijidepeihesiliaoheyibansiliaozhongjiaoweiquefa,erzaidasuanzhonghanliangfengfu,jichilechanyoudasuanfenderilianghou,kexiaochuqirouzhongdaiyoudeyuxingwei,qieduijideshengchangwubuliangyingxiang。
3?添加青貯飼料:在80%的日常配合飼料中添加15%的青貯飼料,再加5%的植物秸稈類飼料,可使圈養雞的肉香味與天然放養雞的肉香味一樣,且可增強圈養雞的抗病能力。
4?添加腐葉土:農家雞由於啄食草類、腐葉、昆蟲、蚯蚓、酵jiao母mu菌jun和he砂sha粒li等deng,攝she入ru營ying養yang非fei常chang豐feng富fu,極ji大da地di改gai善shan了le雞ji肉rou品pin質zhi。在zai養yang雞ji場chang中zhong,可ke將jiang菜cai園yuan或huo果guo園yuan土tu壤rang表biao麵mian的de腐fu葉ye土tu挖wa出chu,在zai常chang溫wen下xia曬shai幹gan後hou,以yi雞ji飼si料liao70%~80%、青飼料10%~20%、腐葉土5%~10%的配比,混均後喂雞,或按雞配合飼料75%、牧草飼料15%、腐葉土10%debilihunhe,jingchongfenjiaobanjunyunhouzuoriliangweiji。yongzhezhongfangfaweiyangdeji,qirouzhihekouganyunongjiatujixiangjin,danjichandedanyeyunongjiatujichandedanyiyanghaochi。
5?添加天然著色劑:xuduotianranzhesejihanyoujiaogaodeyanghualeihuluobusuheyehuangsu。ruzaijisiliaozhongtianjiazheseji,keshijidepifuhezhifangchengjinhuangsehuojuhuangse,congertigaoshangpindengji。changyongdetianranzhesejijiqitianjialiangwei:苜宿粉5%,鬆製粉5%,刺槐葉粉5%,紅辣椒粉0.3%,萬壽菊粉0.3%,金盞花瓣粉0.5%~0.7%,幹橘皮粉2%~5%,紫菜幹粉2%,牛糞幹粉1%~2%,糠蝦粉3%,蠶砂6%等。此外,合成氧化類胡蘿卜,班蝥黃、檸檬黃以及一些抗生素如土黴素、金黴素在雞飼料中適量添加,也都能改善雞肉、脂肪及蛋殼顏色。
6?添加特殊飼料:肉雞除用玉米、稻穀、米糠、花生麩、砂粒等喂養,保證其蛋白質、維生素、礦物質與基本物質供應外,可按需要專門喂一些特殊飼料:(1)如隔日投喂蕉皮等,直至出欄,可使雞肉嫩、爽、帶有香味;(2)也可隔日投喂野草,如茅草、牛毛草等青飼料直至出欄,可使雞肉色佳,味道好,具有野味。
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