一、合理選藥,注意搭配。既要根據畜禽種類、年齡、感染寄生蟲的種屬、寄生的部位等選擇驅蟲範圍廣、療效高、毒du性xing低di的de廣guang譜pu驅qu蟲chong藥yao,又you要yao考kao慮lv經jing費fei開kai支zhi。由you於yu寄ji生sheng蟲chong病bing多duo為wei混hun合he感gan染ran,可ke適shi當dang配pei合he應ying用yong各ge種zhong合he適shi的de驅qu蟲chong藥yao或huo直zhi接jie選xuan用yong多duo功gong能neng廣guang譜pu驅qu蟲chong藥yao。如ru阿e維wei菌jun素su(蟲克星)等。
二、掌zhang握wo劑ji量liang,間jian隔ge用yong藥yao。各ge種zhong驅qu蟲chong藥yao對dui畜chu禽qin機ji體ti都dou有you一yi定ding的de毒du副fu作zuo用yong,驅qu蟲chong時shi劑ji量liang要yao準zhun確que,嚴yan防fang過guo量liang用yong藥yao而er引yin起qi中zhong毒du。為wei防fang止zhi寄ji生sheng蟲chong產chan生sheng抗kang藥yao性xing,可ke在zai首shou次ci用yong藥yao後hou間jian隔ge一yi段duan時shi間jian再zai進jin行xing第di2次用藥。
三、fangfazhengque,tujingduilu。zaidapichuqinquchongzhiliao,huoshiyongduozhongyaowuquchuhunheganranhuoxuanyongxinquchongyaoshi,yingxianzuoshaoshuchuqinyushi,guanchayaowufanyinghequchongxiaoguo,quebaoanquanyouxiaohoucaiquanmiantuiguang。butongdeyaowuhuobutongdequchongmude,qiyongyaotujingbujinxiangtong。yibantiwaijishengchongshiyicaiyongpensaheyaoyu(必須與欄舍除蟲同時進行);血液寄生蟲使用靜脈注射效果好;呼吸道、泌尿道寄生蟲適合采用口服和肌肉注射;消化道寄生蟲在清晨飼喂前空腹投藥效果最好。
四、種zhong畜chu種zhong禽qin,用yong藥yao謹jin慎shen。種zhong禽qin產chan蛋dan期qi驅qu蟲chong要yao避bi免mian使shi用yong對dui產chan蛋dan率lv和he受shou精jing率lv有you不bu良liang影ying響xiang的de藥yao物wu。母mu畜chu懷huai孕yun期qi不bu宜yi選xuan用yong毒du性xing大da的de驅qu蟲chong藥yao。奶nai牛niu驅qu蟲chong要yao選xuan用yong對dui鮮xian奶nai產chan量liang和he質zhi量liang(特別是風味)無不良影響的驅蟲藥。種禽驅蟲宜在開產前,母畜驅蟲須在空懷期進行。
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