秋季是各種蔬菜旺長和收獲的季節。農戶常用廢棄的蔬菜及其梗、葉(如白菜葉、蘿卜葉、芹菜梗)或huo堆dui積ji數shu天tian的de白bai菜cai幫bang或huo其qi他ta菜cai葉ye喂wei豬zhu,還hai有you的de把ba這zhe些xie廢fei菜cai葉ye放fang到dao鍋guo裏li蒸zheng煮zhu後hou又you悶men放fang較jiao長chang時shi間jian再zai喂wei豬zhu,這zhe樣yang很hen容rong易yi引yin起qi豬zhu中zhong毒du,嚴yan重zhong時shi可ke導dao致zhi死si亡wang。因為在這些腐爛發酵的菜梗、菜cai葉ye中zhong,形xing成cheng了le一yi種zhong有you毒du的de亞ya硝xiao酸suan鹽yan的de物wu質zhi。豬zhu吃chi後hou,這zhe種zhong有you毒du的de東dong西xi經jing胃wei腸chang吸xi收shou到dao血xue液ye裏li,使shi血xue液ye中zhong的de氧yang基ji血xue紅hong蛋dan白bai變bian為wei變bian性xing血xue紅hong蛋dan白bai,破po壞huai了le組zu織zhi內nei氧yang化hua過guo程cheng,造zao成cheng全quan身shen缺que氧yang,呼hu吸xi中zhong樞shu麻ma痹bi,使shi病bing豬zhu窒zhi息xi死si亡wang。豬zhu中zhong毒du後hou,開kai始shi表biao現xian不bu安an,無wu目mu的de地di走zou動dong或huo起qi臥wo。隨sui後hou站zhan立li不bu穩wen,呼hu吸xi急ji促cu,口kou吐tu白bai沫mo,有you時shi嘔ou吐tu,最zui後hou倒dao地di,呼hu吸xi異yi常chang困kun難nan,全quan身shen痙jing攣luan,很hen快kuai死si亡wang,多duo數shu全quan身shen皮pi膚fu青qing紫zi,眼yan結jie膜mo呈cheng灰hui白bai色se。
因此,不能用腐爛變質的菜葉、菜梗喂豬。用未變質的菜喂時,也應先將其洗淨切碎後,摻些玉米麵、高粱麵等碳水化合物飼料,效果較好。
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