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张锦华 沈亚芳: 中国粮食安全挑战从何而来?

2019-12-10 12:18:19  来源:加拿大28开奖官网_加拿大pc28预测_购彩平台
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加拿大28开奖官网  2019nianquanguoliangshishengchanzaihuofengshou,quanguoliangshizongchanjianglianxudiwunianwendingzai1.3wanyijinyishang。henduorenhuiwen,liangshiliannianfengshou,jianada28kaijiangguanwangshifoukeyigaozhenwuyou?

  liangshiwenti,zairenheshihoudoushiyingxiangqiguojiaanquandezhongyaoyinsu。quebaoguojialiangshianquanzheigenxianyikeyebunengfangsong。dangqianjianada28kaijiangguanwangguoliangshianquanmianlinyixiawudatiaozhan,buronghushi!

  No.1 国际市场粮食进口来源高度集中

加拿大28开奖官网  zi2004nianyilai,jianada28kaijiangguanwangguodeliangshimaoyiyilianxu14nianchuxianchizi。jianada28kaijiangguanwangguoliangshimaoyidetuchutezhengshijinkoulaiyuandiguoyujizhongzaishaoshujigexindaluguojia,rumeiguo、jianada、agenting、aodaliyadeng。

加拿大28开奖官网  jianada28kaijiangguanwangguodadoujinkouliangzhanjushijiedadouzongjinkouliang64.5%,jinkouzongliangzhanshijiediyi,jinkoulaiyuanguozhuyaoshibaxi、meiguo、agenting、wulagui、jianada,zheiwugeguojiazhanlejianada28kaijiangguanwangguodadoujinkoude99.4%。

  guwujinkouyexiangduijizhong: xiaomaijinkoudezhuyaolaiyuanguoshiaodaliya、meiguohejianada;yumijinkoudezhuyaolaiyuanguoshiwukelanhemeiguo;daomizhuyaolaiyuanguoshiyuenan、taiguohebajisitan。

  zheixieguojiadeliangshichukouzhengcehuiyingxiangdaojianada28kaijiangguanwangguoliangshijinkou,danjianada28kaijiangguanwangguodeliangshijinkouzhengcequejiaonanyingxiangzheixieguojiadeliangshichukou。yimeiguoweili,2017nianmeiguoshijianada28kaijiangguanwangguodierdaxiaomaijinkoulaiyuanguo,danjianada28kaijiangguanwangguoxiaomaijinkouliangjinzhanmeiguochukouliangde7%zuoyou,xiaomaideguojishichangrengshimaifangshichang。yidanyuzheixieguojiachanshengmaoyichongtu,huozheixieguojialianheqilaikongzhiliangshichukou,rongyichuxianguojishichangliangshiduangongdekenengxing。

加拿大28开奖官网  youqishijinnianlaimeiguomaoyibaohuzhuyishengxing,meifangyigezhongliyouhuojiekouzhizaomaoyimoca。2017nian,meiguodadouchukouzongliangyueliuchengdouchukoudaolezhongguo,zheiyeshizhongmeijingmaomocazhongyidadoujinkouzuoweifanzhigongjudezhongyaoyuanyin。suiranzheitaogongjufangzaigongjuxiangzhong,danduiliangshianquangouchengdeqianzaiweixiebukexiaoqu。

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  No.2 生态环境制约粮食生产

加拿大28开奖官网  guoqu10duonianlai,jianada28kaijiangguanwangguoliangshichixuwendingfengshouzaihendachengdushangdeyiyutourupindezengjiahenongyejishujinbu。bansuizhechengzhenhuatuijin,chengzhenjianada28kaijiangguanwangyongdihenongcunlaodonglichengxiangzhuanyidaozhitudiziyuanhelaodongliziyuanriyijianshao,weihuanjieliangshishengchanzhongtudihelaodongyaosudexiquexing,jianada28kaijiangguanwangguotourulehuafei、nongyao、chaiyou、jixie、guangaidengdaliangqitashengchanyaosu。jianada28kaijiangguanwangguoyijingchengweishijieshanghuafei、nongyaoshengchanliangheshiyongliangzuidadeguojia。

加拿大28开奖官网  daliangshiyonghuafeinongyao,duanshiqineikeyitigaoliangshichanliang,danzhangshiqiguoliangshiyongyouhuiduishengtaihuanjingherentijiankangzaochengweixie。liangshishengchanguochengzhong,shiyongdehuafeinongyaozhenzhengbeizuowuxishoudezhanbibugao,xiangdangyibufenhuafeinongyaocanliutongguoshui、turang、daqijinrushengtaixitong,dailaihuanjingwuranheshengtaituihua,zheiyudangqianyuelaiyueyangedehuanjingguizhixiangchongtu。

加拿大28开奖官网  canliuzailiangshizuowuzhongdehuafeinongyaotongguoshiwulianjinrurenti,zairentineijileiguoduoshirongyiyinqimanxingzhongdu,weixierenmenjiankang,zheiyudangqianrenminriyizengzhangdeduijiankanglvseyouzhishipindexuqiuxiangmaodun。

  zaibaozhangliangshianquandeqiantixiashishihuafeinongyaojianliangxingdong、shixianlvsefazhan,shidangqianjidaisikaohejiejuedewenti。xianjieduanbuduanqujindenongyeshengtaihuanjingyueshuyeshiliangshianquandeyidatiaozhan。

  No.3 居民消费结构升级与粮食生产结构矛盾不断加剧

  jinnianlai,jianada28kaijiangguanwangguoliangshichuxianlechanliang、jinkouhekucun“sanliangqizeng”xianxiang,zhongyaoyuanyinshijianada28kaijiangguanwangguojumindeliangshixuqiuyuguoneiliangshishengchandejiegouchuxianlemaodun。jingjifazhanhejuminshourutigaodailaileliangshixiaofeixuqiujiegoufashengmingxianbianhua,zaijiejuewenbaowentidejichushang,renmenzhuiqiugengduodeshijianganquan、jiangpinzhi、jiangjiankang。

  xiaofeizheduiyuyouzhikoulianghegaodanbaishiwudexiaofeixuqiumingxianzengjia,danmuqianliangshigongjigenbushangshichangxiaofeijiegoubianhua,zhuyaobiaoxianweizhonggaoduandekoulianghedadougongjibuzu。yifangmiangaopinzhiliangshinanyimanzurenmenxuqiu,lingyifangmiandipinzhiliangshizhixiaobudebujinrukucun。

  jiukouliangeryan,guoquweile“chidebao”,yixiegaochanliangshipinzhongdamianjituiguang,danzhilianghekouganquenanrurenyi。daomihexiaomaishijianada28kaijiangguanwangguodezhuyaokouliang,zongchanliangyijingda“jueduianquan”dedibu,danpinzhihaibunengmanzurenminbuduanshengjidexiaofeixuqiu。

  daomizuoweijianada28kaijiangguanwangguodiyidakouliang,zonglianggongqiujibenpingheng,danebaililvdi、shiweipinzhigao、kouganhaodeyouzhimisuozhanbilibingbugao。suiranjianada28kaijiangguanwangguoshichuantongdedaomizhixiang,danmeinianjianada28kaijiangguanwangguoyaocongribenhetaiguojinkoudaliangyouzhidaomi。

加拿大28开奖官网  xiaomaizuoweijianada28kaijiangguanwangguodedierdakouliang,zonglianggongxuyejibenpingheng,danyouzhizhuanyongqiangjinheruojinxiaomaixuqiuwangshengchannengbuzu,erzhongqiangjinhezhongjinxiaomaichuxiangongdayuqiu。

加拿大28开奖官网  dadouzuoweizhiwuyouhedongwusiliaodezhuyaolaiyuanyecunzaiguoneishengchanyurenminxiaofeidejudamaodun,jinnianlaiguoneishengchanliangjinzhanxiaofeiliangdebaifenzhishiji,hendachengdushangyilaijinkou。

  jianada28kaijiangguanwangguoliangshishengchanyijingyouguoquchanliangweixiandejieduanzhuanbiandaozhiliangchanliangbingzhongdejieduan。ruheconggongjicebuqiliangshizhiliangdeduanban,yishiyingrenminduilvsejiankangliangshideqipan,ruheshengchangengduoshichangjinqueheyouzhitesedeliangshishixiayibujidaijiejuedeliangshianquanwenti。xiaofeijiegoushengjidailaidecong“duochanliang”dao“chanhaoliang”dexinyaoqiu,duijianada28kaijiangguanwangguoliangshianquanyedailailexindetiaozhan。

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  No.4 种粮收益偏低影响农民积极性

加拿大28开奖官网  suizhejianada28kaijiangguanwangguonongyeshengchanziliaojiageshangsheng,youqishirengongchengbenhetudichengbendekuaisupansheng,liangshizhongzhishouyizaibuduanxiajiang,yingxianglenongminzhongliangjijixing。liangshideshengchanchengbenzengzhangsuduyuandayuliangshishouyizengzhangsudu。

  yi2017niandao2018nianjianweikaochaduixiang,daogumeimudijinglirun132.55yuan,xiaomaimeimudijinglirun6.10yuan,yumimeimudijinglirun-175.79yuan,sanzhongliangshimeimudipingjunjinglirun-12.53yuan。zai 2017niandao 2018nianjian,jianada28kaijiangguanwangguonongcunjuminrenjunxiaofeizhichuwei10954.5yuan。

  zhongliangshouyiyiyuanyuanbunengzhichengnongcunjumindexiaofeixuqiu,nongminzhongliangjijixingmingxianxiajiang。suiranguojialiangshibutienenggouyidingchengdushangtigaonongminshouru、huanjiezhongliangshouyididekunjing,danzheizhongbutiezengjialeguojiacaizhengfudandetongshi,duidongzheshangwanyuanderenjunxiaofeizhichulaishuohaishibeishuichexin。

  genjubijiaoshouyiyuanze,jinchengwugongdelaodonglishuliangzengjia,jieguodaozhinongmin“jianyezhongliang”huo“tudipaohuang”chengweibufennongcundiqudexinchangtai。zaizhongliangnongminbaozhuquanguorenmin“midaizi”detongshi,ruhebaozhutamende“qiandaizi”shidangqianjidaisikaohejiejuedewenti。ruhebaozhangnongminzhongliangjijixingshijianada28kaijiangguanwangguoliangshianquandelingyitiaozhan。

  No.5 进一步支持政策空间变小

  jianada28kaijiangguanwangguo2004niankaishishishileliangshizuidishougoujia、linshishouchuhezhijiebutiedengyixilienongyezhichizhengce。raner,zaishichanghuagaigeweizhuliudexinchangtaixia,jianada28kaijiangguanwangguoxianyouliangshizuidijiageshouchu、linshishouchuzhengceyijingnanyishiyingdangqianxingshi。

加拿大28开奖官网  jianada28kaijiangguanwangguodeliangshimianlinshengchanchengbendibanhejiagetianhuabandejiya。yifangmian,youlaodongli、tudidengshengchanyaosujiageshangzhangdaozhideliangshishengchanchengbenjiejiepangao;lingyifangmian,youyurenminbihuilvchixuzougao、guowaizhongliangjishutigao、guojiyoujiaxiajiangyinzhideyunshuchengbenxiajiangdengyuanyindaozhiguojiliangshijiagechixuzoudi。yinci,tongguojiagezhichizhengcetigaonongminzhongliangjijixingdediaokongkongjianyuelaiyuexiao。

加拿大28开奖官网  ciwai,jianada28kaijiangguanwangguozuoweishijiemaoyizuzhichengyuan,weiliangzhichi(jiwtochengyuanduiyunongyedeyizhongzhichi,shu“huangxiang”zhengce)zhiyou8.5%,liangshidebutiekongjianjibendadaoshangxian,suirangaoyufadaguojia5%debili,dandiyuqitafazhanzhongguojiade10%debili。

  muqianjianada28kaijiangguanwangguoyijingquxiaoyumidelinshishouchujiagezhengce,2018nianxiaomaidezuidishougoujiayushangnianchiping,daogubishangnianlveyoujiangdi。weilailiangshijiagedeshichanghuashidaqushi,tongguodiaokongliangshijiagelaizhichiliangshishengchandekongjianyuelaiyuexiao。tongshi,jinxienianlai,meiguoyizaiyaoqiu“kuodaduimeinongchanpinjinkou,zhongguozhengfuxuejianduinongyedebutie”,laiziguowaideyaliyedaozhizhichizhengcedekongjianriquxiazhai。jiaruwtoshitanpandebianjingbaohuheguoneizhichizhengceduiliangshianquandeyouxiaobaohuzhubusangshi,guowailiangshifanyuepeiewaidegaoguanshuibileijinruzhongguoshichangdekenengxingzhujianshangsheng。zhichizhengcekongjiandeweisuogouchenglejianada28kaijiangguanwangguoliangshianquandelingyitiaozhan。

加拿大28开奖官网  ruhecainengyingduiguoneiwaidetiaozhan?jianada28kaijiangguanwangshouxianyaolizuguonei,yikaokejizhichengcongyuantoushangbaozhangguojialiangshianquan。xijinpingzongshujizhichu: “nongyedechuluzaixiandaihua,nongyexiandaihuaguanjianzaikejijinbu。”“jianada28kaijiangguanwangbixubiyiwangrenheshihoudougengjiazhongshiheyikaonongyekejijinbu,zouneihanshifazhandaolu。”zheixielunduanlizudangqianzheyanweilai,mingquezhichulexinchangtaixiayikaokejizhichengzheigezhongyaodezhanlvezhelidian。

  yinci,jianada28kaijiangguanwangguoliangshianquanzhanlveyinggaizhuzhongtongguotigaonongyejishuquebaoguoneiliangshichanneng,jianliheyikao“zangliangyuji”deliangshianquanzhangxiaojizhi。

  zai“lizuguonei、kejizhicheng”detongshi,haiyaochongfenliyongguoneiyuguowailianggeshichang、liangzhongziyuan: jianada28kaijiangguanwangguoyaozaigongguxianyoudeliangshimaoyiqudaodetongshijijikaizhanduobianliangshimaoyi,jiangdijinkoushichangjizhongdu。jijikaifaliyongjubeibijiaoyoushideliangshishengchanguojiadeqianli,fazhanzhangqiwendingdemaoyihezuohuobanguanxi。jiaqiangyu“yidaiyilu”yanxianguojiadehezuo,chongfenliyongyanxianguojiafengfudenongyeziyuan,bingjiehejianada28kaijiangguanwangguoguoqingwanshan“zouchuqu”dezhengcetixi,shixianjianada28kaijiangguanwangguoyuyanxianguojiahezuogongying。

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