1、搞(gao)好(hao)豬(zhu)舍(she)隔(ge)熱(re)。夏(xia)季(ji)強(qiang)烈(lie)的(de)太(tai)陽(yang)輻(fu)射(she)屋(wu)頂(ding),易(yi)將(jiang)輻(fu)射(she)熱(re)傳(chuan)到(dao)舍(she)內(nei),因(yin)此(ci)應(ying)選(xuan)擇(ze)合(he)適(shi)的(de)外(wai)圍(wei)護(hu)材(cai)和(he)結(jie)構(gou),保(bao)證(zheng)達(da)到(dao)理(li)想(xiang)的(de)隔(ge)熱(re)效(xiao)果(guo)。為(wei)了(le)提(ti)高(gao)屋(wu)頂(ding)的(de)隔(ge)熱(re)性(xing)能(neng),以(yi)防(fang)暑(shu)為(wei)主(zhu)的(de)地(di)區(qu)可(ke)采(cai)用(yong)通(tong)風(feng)屋(wu)頂(ding),即(ji)將(jiang)屋(wu)頂(ding)建(jian)成(cheng)兩(liang)層(ceng),層(ceng)間(jian)的(de)空(kong)氣(qi)曬(shai)熱(re)變(bian)輕(qing),從(cong)排(pai)氣(qi)口(kou)排(pai)出(chu),冷(leng)空(kong)氣(qi)由(you)進(jin)氣(qi)口(kou)流(liu)進(jin),從(cong)而(er)減(jian)少(shao)傳(chuan)至(zhi)屋(wu)頂(ding)底(di)層(ceng)的(de)熱(re)量(liang)。淺(qian)色(se)和(he)光(guang)亮(liang)表(biao)麵(mian)的(de)反(fan)射(she)能(neng)力(li)比(bi)深(shen)色(se)、粗糙麵強很多,故豬舍屋頂和陽麵牆采用淺色光亮外表麵。
2、注zhu意yi遮zhe陽yang與yu綠lv化hua。搭da設she遮zhe蔭yin棚peng,防fang止zhi陽yang光guang直zhi射she。可ke在zai公gong豬zhu圈quan舍she上shang方fang搭da建jian棚peng架jia,並bing在zai圈quan舍she周zhou圍wei種zhong植zhi一yi些xie攀pan爬pa植zhi物wu,或huo在zai棚peng架jia上shang鋪pu上shang樹shu枝zhi,以yi起qi到dao防fang止zhi陽yang光guang直zhi射she而er降jiang低di豬zhu舍she環huan境jing溫wen度du的de作zuo用yong。特te別bie是shi敞chang開kai式shi豬zhu舍she,更geng應ying采cai取qu遮zhe陽yang措cuo施shi來lai防fang止zhi陽yang光guang直zhi射she,降jiang低di豬zhu舍she地di麵mian溫wen度du和he環huan境jing溫wen度du。
夏(xia)季(ji)應(ying)通(tong)過(guo)綠(lv)化(hua)盡(jin)可(ke)能(neng)減(jian)少(shao)太(tai)陽(yang)輻(fu)射(she)熱(re),當(dang)外(wai)界(jie)環(huan)境(jing)溫(wen)度(du)高(gao)於(yu)舍(she)內(nei)時(shi),周(zhou)圍(wei)建(jian)築(zhu)物(wu)也(ye)可(ke)經(jing)輻(fu)射(she)使(shi)舍(she)內(nei)溫(wen)度(du)升(sheng)高(gao),空(kong)氣(qi)可(ke)經(jing)門(men)窗(chuang)及(ji)通(tong)風(feng)孔(kong)道(dao)將(jiang)熱(re)量(liang)帶(dai)入(ru)舍(she)內(nei),植(zhi)物(wu)綠(lv)化(hua)有(you)助(zhu)於(yu)降(jiang)低(di)豬(zhu)舍(she)周(zhou)圍(wei)環(huan)境(jing)溫(wen)度(du)。樹(shu)葉(ye)麵(mian)積(ji)是(shi)樹(shu)林(lin)種(zhong)植(zhi)麵(mian)積(ji)的(de)75倍,草葉麵積是草地麵積的25-35倍,這些比綠化麵積大幾十倍的葉麵通過蒸騰作用和光合作用,大量吸收太陽輻射熱,從而可顯著降低空氣溫度;草可遮擋80%deyangguang,gukeshijianzhuwuhedibiaomianwendujiangdi,zhiwugenbusuobaochideshuifenyekecongdimianxishoudaliangrenengerjiangwen。yinci,yingjiaqiangzhuchangjizhouweidiqudezhishuzhongcao,yijiangdihuanjingwendu。
3、加(jia)強(qiang)通(tong)風(feng),供(gong)給(gei)充(chong)足(zu)的(de)飲(yin)水(shui)。夏(xia)季(ji)當(dang)舍(she)內(nei)氣(qi)溫(wen)高(gao)於(yu)舍(she)外(wai)時(shi),通(tong)風(feng)可(ke)以(yi)將(jiang)舍(she)內(nei)的(de)熱(re)量(liang)帶(dai)出(chu)舍(she)外(wai),還(hai)可(ke)以(yi)加(jia)大(da)舍(she)內(nei)氣(qi)流(liu)的(de)速(su)度(du),當(dang)氣(qi)流(liu)經(jing)過(guo)豬(zhu)體(ti)時(shi),帶(dai)走(zou)散(san)發(fa)的(de)熱(re)量(liang),同(tong)時(shi)可(ke)促(cu)進(jin)豬(zhu)體(ti)的(de)蒸(zheng)發(fa)散(san)熱(re)。機(ji)械(xie)通(tong)風(feng)是(shi)北(bei)方(fang)主(zhu)要(yao)采(cai)取(qu)的(de)降(jiang)溫(wen)措(cuo)施(shi)之(zhi)一(yi)。為(wei)加(jia)大(da)舍(she)內(nei)氣(qi)流(liu)速(su)度(du),保(bao)證(zheng)氣(qi)流(liu)均(jun)勻(yun)並(bing)能(neng)通(tong)過(guo)豬(zhu)體(ti)周(zhou)圍(wei),應(ying)合(he)理(li)安(an)排(pai)通(tong)風(feng)口(kou)位(wei)置(zhi)。進(jin)風(feng)口(kou)應(ying)設(she)在(zai)正(zheng)壓(ya)區(qu)內(nei),以(yi)保(bao)證(zheng)豬(zhu)舍(she)有(you)穿(chuan)堂(tang)風(feng),進(jin)風(feng)口(kou)應(ying)均(jun)勻(yun)布(bu)置(zhi),以(yi)保(bao)證(zheng)舍(she)內(nei)通(tong)風(feng)均(jun)勻(yun),使(shi)豬(zhu)舍(she)各(ge)處(chu)的(de)豬(zhu)都(dou)能(neng)感(gan)受(shou)到(dao)涼(liang)爽(shuang)的(de)氣(qi)流(liu)。豬(zhu)舍(she)跨(kua)度(du)也(ye)影(ying)響(xiang)通(tong)風(feng)效(xiao)果(guo),跨(kua)度(du)小(xiao)的(de)豬(zhu)舍(she)通(tong)風(feng)路(lu)線(xian)短(duan)而(er)直(zhi),氣(qi)流(liu)順(shun)暢(chang);跨度超過10米,難以形成穿堂風,對通風降溫不利。
gaowentianqi,youyuqiwenjiaogao,gongzhuduishuidexuyaoliangjiaoda,gongzhudeshenghuohuanjing,tebieshiquansheqiweibianhuajiaokuai。yinci,gongzhuquansheneiyinganzhuangshangzidongyinshuiqihuojingchanggenghuanshuicaozhongdeyinshui,yibaozhenggongzhusuishiyinyongdaoqingjiedeliangshui。
4、采用淋(滴)水shui降jiang溫wen。在zai豬zhu舍she內nei架jia設she噴pen淋lin設she施shi,在zai環huan境jing溫wen度du較jiao高gao時shi,尤you其qi是shi中zhong午wu,通tong過guo水shui控kong製zhi閥fa,每mei隔ge一yi段duan時shi間jian對dui圈quan舍she進jin行xing噴pen霧wu,以yi達da到dao降jiang低di豬zhu舍she環huan境jing和he地di麵mian溫wen度du的de目mu的de。敞chang開kai式shi豬zhu舍she除chu了le應ying采cai取qu遮zhe陽yang措cuo施shi外wai,采cai用yong滴di水shui降jiang溫wen措cuo施shi也ye比bi較jiao適shi用yong,而er且qie比bi較jiao簡jian單dan。具ju體ti方fang法fa是shi,在zai豬zhu舍she內nei一yi定ding高gao度du架jia設she一yi根gen塑su料liao管guan,在zai進jin水shui端duan裝zhuang上shang閥fa門men,在zai水shui管guan上shang鑽zuan上shang小xiao孔kong或huo裝zhuang上shang水shui龍long頭tou,通tong水shui後hou,水shui自zi小xiao孔kong流liu出chu或huo自zi水shui龍long頭tou流liu出chu。滴di水shui時shi間jian和he滴di水shui速su度du可ke通tong過guo閥fa門men來lai控kong製zhi。
5、gaohaosiyangguanli。yishiyaojianxiaozhuqunmidu。yanrexiajizhongzhuchangkeyikaolvbabuzuozhongyongdegongzhutiqianchulan,kongchulanweifangdaixuanzhongzhu,laijianxiaozhuqunmidu,jiangdireyingji。ershikezaisiliaolitianjiakangyingjitianjiajihedianjiezhihuodianjieduowei。zaiyinshuizhongjiadianjiezhikejianshaoreyingjidebuliangfanying,meidunsiliaozhongketianjiatansuanqingna1-4公斤、水楊酸鈉250-500公斤或維生素C100-200克、撲熱息痛250克或鹽酸氯丙嗪5-10克、馬來酸氯丙吡胺5-10克ke,可ke以yi有you效xiao減jian少shao中zhong暑shu的de發fa生sheng。三san是shi改gai變bian飼si喂wei方fang法fa。炎yan熱re的de季ji節jie可ke以yi在zai淩ling晨chen和he晚wan上shang飼si喂wei,也ye可ke以yi在zai飼si料liao中zhong減jian少shao澱dian粉fen,增zeng加jia油you脂zhi的de含han量liang,這zhe樣yang的de飼si料liao能neng夠gou緩huan解jie熱re應ying激ji,一yi般ban的de油you脂zhi添tian加jia量liang在zai1-3%之間。高溫時豬飲用水在水塔中存儲時間不宜過長,要保證新鮮清涼。
6、合理調整活動規程。首先是調整公豬的運動時間。一般在比較涼爽的時間段,如清晨7dianyiqian,anpaigongzhuyundong,huozhezaiyinliangtianqiliyanchangyundongshijian,yanretianqisuoduanyundongshijian。qicishitiaozhenggongzhupeizhongcaijingshijianhepinlv。gongzhucaijinghuopeizhongyingzailiangshuangshijianduan,zuihaozaiqingchen7點前進行。公豬采精頻率以3天一次為宜,本交配種頻率也應以3天一次為宜,最低也應采取兩天一次。其三是調整公豬的飼喂時間和飼喂次數,早晨8點和晚上6diangesiweiyici,zhongwubuzaisiwei。qisishiduigongzhudeyingyangjinxingtiaozheng,zengjiadanbaizhisiliaoheqinglvduozhisiliao,zuihaojianchimeitianzhongwusiweiyiciqinglvduozhisiliao。
7、中暑豬隻處理。發現豬隻中暑,應立即將病豬運離高溫區,用空調、電dian扇shan或huo涼liang水shui對dui其qi體ti表biao降jiang溫wen。用yong涼liang水shui降jiang溫wen時shi要yao注zhu意yi不bu要yao直zhi接jie衝chong洗xi頭tou部bu,應ying衝chong胸xiong部bu,先xian小xiao麵mian積ji後hou大da麵mian積ji,症zheng狀zhuang嚴yan重zhong的de用yong涼liang水shui灌guan腸chang。症zheng狀zhuang輕qing微wei可ke肌ji注zhu解jie熱re藥yao,倒dao地di不bu起qi呼hu吸xi急ji促cu的de應ying靜jing脈mai放fang血xue100~200毫升,喝水太多的應肌注“速尿”來緩解水中毒的症狀。出現心衰症狀的應立即強心補液,症狀緩解以後要細心護理、精心飼養,以使其盡快恢複健康。
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