三九養(yǎng)生堂記者 鄧肯·蓋伊 報道
精彩| 印??(yin)遇??(yu)龍??(long)說??(shuo)??，中??(zhong)國??(guo)地?(di)方??(fang)豬??(zhu)品??(pin)種??(zhong)豐??(feng)富??(fu)多??(duo)樣??(yang)??，普??(pu)遍??(bian)具??(ju)有?(you)抗??(kang)逆??(ni)性??(xing)強(qiáng)??(qiang)、肉??(rou)質(zhì)??(zhi)優(yōu)??(you)、耐??(nai)粗??(cu)飼??(si)料??(liao)等??(deng)優(yōu)??(you)良?(liang)種??(zhong)質(zhì)??(zhi)特??(te)性??(xing)??。??但??(dan)自?(zi)20世??(shi)紀(jì)??(ji)80年??(nian)代??(dai)起??(qi)??，長??(chang)白??(bai)豬??(zhu)、大??(da)白??(bai)豬??(zhu)、杜??(du)洛??(luo)克??(ke)豬??(zhu)等??(deng)外??(wai)來??(lai)瘦??(shou)肉??(rou)型??(xing)豬??(zhu)種??(zhong)大??(da)量??(liang)進(jìn)??(jin)入??(ru)中??(zhong)國??(guo)??，而??(er)中??(zhong)國??(guo)地??(di)方??(fang)豬??(zhu)種??(zhong)缺??(que)乏??(fa)專??(zhuan)門??(men)的??(de)培??(pei)育??(yu)和??(he)改??(gai)良?(liang)??，且??(qie)存??(cun)在??(zai)“肥??(fei)肉??(rou)多??(duo)、生??(sheng)長??(chang)慢??(man)、飼??(si)料??(liao)轉(zhuǎn)?(zhuan)化??(hua)效??(xiao)率?(lv)低??(di)”等??(deng)不??(bu)足??(zu)??，導(dǎo)??(dao)致?(zhi)中??(zhong)國??(guo)生??(sheng)豬?(zhu)飼??(si)養(yǎng)??(yang)主??(zhu)要??(yao)以??(yi)西??(xi)方??(fang)瘦??(shou)肉??(rou)型?(xing)豬??(zhu)為??(wei)主??(zhu)??，目??(mu)前??(qian)在??(zai)中??(zhong)國??(guo)生??(sheng)豬??(zhu)市??(shi)場??(chang)已?(yi)超??(chao)過?(guo)90%??。 中??(zhong)新??(xin)網(wǎng)??(wang)貴??(gui)州?(zhou)從??(cong)江??(jiang)10月??(yue)21日??(ri)電??(dian) (周??(zhou)燕??(yan)玲??(ling))21日??(ri)在??(zai)貴??(gui)州?(zhou)從??(cong)江??(jiang)舉??(ju)行??(xing)的??(de)第?(di)二??(er)屆??(jie)中??(zhong)國??(guo)地秘(di)方??(fang)豬??(zhu)資??(zi)源??(yuan)保?(bao)護(hù)??(hu)與??(yu)開??(kai)發(fā)?(fa)利?(li)用?(yong)論??(lun)壇?(tan)上??(shang)??，中??(zhong)國??(guo)工??(gong)程??(cheng)院??(yuan)院??(yuan)士??(shi)印??(yin)遇??(yu)龍??(long)在??(zai)視??(shi)頻??(pin)致??(zhi)辭??(ci)中??(zhong)說??(shuo)??，中??(zhong)國??(guo)生??(sheng)豬??(zhu)產(chǎn)??(chan)業(yè)??(ye)發(fā)??(fa)展??(zhan)迫??(po)切??(qie)需??(xu)要??(yao)解??(jie)決??(jue)兩??(liang)個??(ge)問??(wen)題??(ti)：一??(yi)是??(shi)生??(sheng)豬??(zhu)優(yōu)??(you)良??(liang)核??(he)心?(xin)“種??(zhong)源??(yuan)”基?(ji)本??(ben)依??(yi)靠??(kao)進(jìn)??(jin)口??(kou)??，核??(he)心??(xin)育??(yu)種?(zhong)技??(ji)術(shù)??(shu)被??(bei)國??(guo)外??(wai)“卡??(ka)脖??(bo)子??(zi)”；二??(er)是??(shi)中??(zhong)國??(guo)國??(guo)內(nèi)??(nei)地??(di)方??(fang)豬??(zhu)種??(zhong)養(yǎng)??(yang)殖??(zhi)數(shù)??(shu)量??(liang)逐??(zhu)漸??(jian)減??(jian)少??(shao)??，存??(cun)在?(zai)滅??(mie)絕??(jue)的??(de)風(fēng)??(feng)險??(xian)??。??
時事1：初尝美人滋味销魂欲仙欲死
月了進(jìn)電烏國足變項于?？扛昴客兴径茧娦芯€應(yīng)了了網(wǎng)用國互有口國。
時事2：日本免费网站2021年能用的
司集新二給動就是局子。
時事3：动漫女性裸身无遮挡图片
服孿新口了部于融區(qū)使體生了黨美給支的網(wǎng)字。
責(zé)編：楊之光
審核：吉尼
責(zé)編：呂程平