Zhengye biological is a famous family, with a long history and profound cultural background, with nearly 50 years of animal biological products research and development and production experience;Also stick to adopt fresh, advancing with The Times, comply with industry trends, adhering to the "science and technology make animals better" as the enterprise mission and "casting the high-quality goods, the quality of science and technology achievements future" business philosophy, and steadily forward the modernization of science and technology enterprises, on the basis of the already listed on the new three board towards capital markets motherboard is accelerating pace.The company has four series of vaccine products, such as pig, poultry, cattle and sheep, pet, etc., more than 30 varieties, more than 80 specifications, the scope of customers and sales channels cover the whole country, the main products have been successfully entered into many large domestic breeding groups.
All staff of zhengye biological will stick to the core values of "being a virtuous person, pursuing the right path, doing the right thing and promoting zhengye", and provide users with the best quality products and services.
The company decided to develop overseas markets in early 2016.Establish contact with overseas customers by opening cross-border e-commerce websites and attending international professional animal husbandry exhibitions.
Customers from Egypt, Pakistan and other countries have established contact with our company through cross-border e-commerce websites, so as to further communicate and understand, and negotiate for future cooperation
Our company participated in Vietnam international animal husbandry exhibition in October 2016. During the exhibition, we conducted friendly negotiation with agents from Vietnam, South Korea, Cambodia, Pakistan and other countries and initially established cooperation intention.
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Through the above two channels, our company has signed the exclusive agency agreement with agents from Egypt, Pakistan and other countries, and has started the product registration.In particular, the company officially received a notice from the ministry of health of Egypt on April 5, 2018, acknowledging that our company met the import standards of Egyptian vaccine products and issued the acceptance and approval documents.The company is currently handling the certification of related documents in the final stage of export, and it is expected to realize the formal export of the company's vaccine products in early 2019.
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Vocation organisms to create an extremely powerful r&d and service team, already invited strategic partners, chief scientist of the joint research and development and technical transformation, also invite industry renowned experts give production, service and other technical support and guidance, also hire and train with professional master's and above degree, clinical experienced senior technical teacher as internal service expert, for the majority of farming friends healthy breeding service support, and achieve the mission of "science and technology make animals better.
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猪肺疫是由多种杀伤性巴氏杆菌所引起的一种急性传染?。ㄖ戆褪细司。?,俗称“锁喉风”,“肿脖瘟”。急性或慢性经过,急性呈败血症变化,咽喉部肿胀,高度呼吸困难。该病潜伏期1-5天。最急性型,晚间还正常吃食,次日清晨即已死亡,??床坏奖硐种⒆?,病程稍长,体温升高到41-42℃,食欲废绝,全身衰弱,卧地不起,呼吸困难,呈犬坐姿势,口鼻流出泡沫,病程1-2日,死亡率100%。急性型,体温40-41℃,痉挛性干咳,排出痰液呈粘液性或脓性,呼吸困难,后成湿、痛咳,胸部疼痛,呈犬坐、犬卧,初便秘,后腹泻,在皮肤上可见淤血性出血斑。慢性型,持续有咳嗽,呼吸困难,鼻流少量粘液,有时出现关节肿胀,消瘦,腹泻,经2周以上衰竭死亡,病死率60-70%。进行预防接种,是预防本病的重要措施,每年定期进行两次免疫注射。
猪丹毒是猪丹毒杆菌引起的一种急性热性传染病,其主要特征为高热、急性败血症、皮肤疹块(亚急性)、慢性疣状心内膜炎及皮肤坏死与多发性非化脓性关节炎(慢性)。该病潜伏期短的1天,长的7天。主要分为急性型,亚急性型和慢性型。
急性型常见,以突然爆发、急性经过和高死亡为特征。病猪精神不振、高烧不退;不食、呕吐;结膜充血;粪便干硬,附有粘液。小猪后期下痢。耳、颈、背皮肤潮红、发紫。临死前腋下、股内、腹内有不规则鲜红色斑块,指压褪色后而融合一起。常于3-4天内死亡。病死率80%左右,不死者转为疹块型或慢性型。哺乳仔猪和刚断乳的小猪发生猪丹毒时,一般突然发病,表现神经症状,抽搐,倒地而死,病程多不超过一天。
该病对青霉素敏感。预防可采用疫苗免疫接种,8周龄一次,最好10~12周龄再来一次。
注:使用猪丹毒、猪肺疫疫苗前后一周禁用抗生素,避免影响免疫效果。
1、首先看发病日龄
伪狂犬易发日龄是哺乳期至断奶前后,再大的猪以呼吸道症状为主,很少表现出神经症状。而脑型链球菌不分日龄段,无论多大的猪都有发病的可能。
2、看易发季节
伪狂犬易发于寒冷季节,因为大多病毒在高温季节,抵不过阳光中的紫外线,所以不易流行。
脑型链球菌,易发于高温季节。原因是高温季节细菌繁殖活跃。
3、看发病率
脑型链球菌,多是单一出现,且几乎无先兆症状突然发病。除了发病的那个,其它的猪一切正常。
伪狂犬病多是组团发病,要么不发,一发病就会不止一个,大约在25%左右。即便是出现一头有神经症状的,那些还没出现神经症状的也一定有或腹泻或呕吐的现象存在。这是区分这两种病的最最重要的依据。
猪伪狂犬的预防必须根据猪场实际情况来决定方案,如根据母猪、仔猪发病情况进行预防免疫,仔猪的头免建议按照正业推介方案进行。
确诊发病母猪可2~3头份活苗紧急免疫。
确诊发病仔猪可3~4头份活苗紧急兔疫。同时备好肾上腺素或地塞米松以防应激。
有条件的可在疫苗注射时配有转移因子、多肽等。
1、滴鼻是为了早期阻断伪狂犬野毒感染,通过粘膜免疫,早期占位,?;せ迕馐芪笨袢岸竟セ?。通过此理论的解析,很多养殖户都乐于接受,并落实执行,并在伪狂犬不稳定的猪场有较为明显的效果。
2、随着科学的发展,中和抗体指标的深入应用,其实母源抗体高而平稳的猪群,产房小猪是不需要滴鼻的。母源抗体高足以抵抗野毒的攻击,并且攻毒试验也证明了,伪狂犬通过免疫母猪生出来的小猪,免疫前对小猪攻毒,小猪是受?;さ?。
3、滴鼻免疫主要是粘膜免疫,母源抗体主要转化为体液免疫,两者之间是有联系的,并且滴鼻可以中和母源抗体。通过反复跟踪发现,做过伪狂犬滴鼻的猪群,后面伪狂犬一免或者二免的中和抗体效价都比较低。
原理上灭活苗产生以体液免疫为主的免疫反应,它产生的抗体有中和、清除病原微生物及其产生的毒素作用。灭活苗对病毒、细胞内寄生的细菌、寄生虫无治疗作用或效果很差。随着技术的进步,有些佐剂可以诱导产生一定的细胞免疫,在早期有一定的治疗作用;在中后期是没治疗作用的。
支原体疫苗分两大类,弱毒活苗和灭活疫苗。灭活疫苗肌注免疫,主要产生体液免疫,而不能阻断野毒支原体在体内的移行。弱毒活苗的作用机理是占位效应。野毒支原体在感染侵入机体时机理也是占位效应。所以在预防野毒感染的结果选择前提下,支原体疫苗的选择应为弱毒活苗。
天气炎热,导致母猪不发情或发情不明显;配种受胎率低;断奶仔猪生长缓慢;哺乳仔猪死亡率高;蚊蝇难以控制。其应对措施如下:
1、降温??刹捎玫嗡?、喷雾、风扇、冲洗、增加饮水、添加防暑药物等方法进行降温。
2、调整营养。夏季最易缺乏维生素,应在生猪不同饲养阶段针对性地添加维生素,例如在空怀和后备猪料中添加维生素A和E,可减少母猪不发情的现象;通过在哺乳母猪料中添加高质量蛋白和脂肪以弥补采食量不足所导致的仔猪生长缓慢。
3、加强管理。一是增加母猪饲喂次数确保正常采食量,供给充足的饮水;二是加强怀孕后期临产母猪管理以防造成损失;三是及早做好停电停水的应对工作,发现问题及时处理。
4、消灭蚊蝇。在使用灭蚊蝇药物的同时,要对滋生蚊蝇的厕所、粪场、生活垃圾、杂草等进行彻底清理,确?;肪澄郎褰?。
5、常备防洪物资及饲料药品。夏季易发生雷电及洪涝灾害性气候,为防患于未然,猪场应准备充足饲料,常备,如漂白粉、复合酚类、甲醛、高锰酸钾、百毒杀等消毒药及治疗痢疾、寄生虫、皮肤病等药品。暴雨过后应及时进行生产自救,严防各种传染病、寄生虫病及胃肠道等疾病发生、流行。
猪流行性腹泻是由病毒引起的仔猪和育肥猪的一种急性肠道传染病。发病时间不分季节??煞⑸谌魏文炅涞闹?,年龄越小,症状越重,死亡率高。
猪流行腹泻病毒 (PEDV),属于冠状病毒科 冠状病毒属。到目前为止,还没有发现本病毒有不同的血清型。本病毒对乙醚、氯仿敏感。
各种年龄的猪都能感染发病。哺乳猪、架子猪或肥育猪的发病率很高,尤以哺乳猪受害最为严重,母猪发病率变动很大,约为15—90%。病猪是主要传染源。病毒存在于肠绒毛上皮细胞和肠系膜淋巴结,随粪便排出后,污染环境、饲料、饮水、交通工具及用具等而传染。主要感染途径是消化道。本病呈地方流行性。严重腹泻引起脱水,是导致病猪死亡的主要原因。
潜伏期一般为5—8天。主要的临床症状为水样腹泻,或者在腹泻之间有呕吐。呕吐多发生于吃食或吃奶后。症状的轻重随年龄的大小而有差异,年龄越小,症状越重。一周龄内新生仔猪发生腹泻后3—4天,呈现严重脱水而死亡,死亡率可达50%,最高的死亡率达100%。病猪体温正?;蛏愿?,精神沉郁,食欲减退或废绝。断奶猪、母猪常呈精神萎顿、厌食和持续性腹泻大约一周,并逐渐恢复正常。少数猪恢复后生长发育不良。肥育猪在同圈饲养感染后都发生腹泻,一周后康复,死亡率1%–3%。成年猪症状较轻,有的仅表现呕吐,重者水样腹泻3—4天可自愈。
防治,本病目前无特效药物用作治疗,一般的治疗方法为降低表征,但很难治愈。
预防,可采用腹泻疫苗预防,但不同的场情应对免疫预防方案进行合理调整。同时该病受外界及多种因素影响,不能像伪狂、猪瘟等产生稳定的免疫效果,因此应合理选择高效的免疫方案(正业“2+1”好方案)。
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