耕地与粮食安全战略藏粮于土,提高中国土地资源的综合生产能力

:2000-07-03;:2000-08-06:(1963-),,,506:,,(,100101):,:,,,,:,;,;,;,;,:;;:F301121:A:1001-8107(2000)03-0001-05,,,,,,,,,,1:,,,,;,;,;,,1.1,[1],113hm2,0111hm2,1/2,19531988360112hm2,1986199610,,,01097hm2,50hm2,01067hm27(),666FAO01054hm2,,16320008GeographyandTerritorialResearchVol.16No.3August2000©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,2010,,1136hm2,1126hm2,011hm2!16,1.2,,,3316%,1919%,4615%,2/3,,,,2/5,3/5,151316%,606107hm2(9100),1%,215%4%;,,2/5,3/5,;,,,,31,,1.3,,0133hm2(80)[2],01133hm2,,01067hm2,100hm2,011hm2918%,60%,,69%4050,,,1.4,,,,,4716%,90%93%;,,,,5214%,10%7%,,4/5,2/5,90%;1/53/5,,70%,,,2,80,,1989,19901991,19152t18194t,2198t3142t,1193t2101t[3],1997199816%,(17%18%),216©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.8141,1998,90,,,,1998,199729401994614,31744t,;1998,,[4];202510175t,,,,199119956800,;1957,,;,,,,400450kg,,,,,:,,,,,,,,,,,,,,3:,,,,,,(1),,,,,,,;(2),,,,,,;,,33::,©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.;(3),,,,,,,,,,01133hm2,;,,,01067hm2,,,,,,,,,,,,01527hm2,39%,1995233kg,100200kg,01687hm2,91387kg[5],21550%180%,2/5,,,,,,,,,,,,,,,,,,;,,,,;,,,,,,,,,,,1747hm2,675hm2,67%;319hm2,312hm2,,;70%,,,,;100hm2,,,,,416©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,:[1].[J].,1998,(5):32-39.[2],.[M].:,1985.[3].[J].,2000,(5):7-8.[4]LesterR.BrownandBrianHalweil.ChinapsWaterShortageCouldShakeWorldFoodSecurity[J].WorldWatch,1998,(7-8).[5].[M].:,1992.TheStratagemofCultivatedLandandFoodSuppliesSecurity:StoringFoodinLandRaisingtheComprehensiveProductivityofLandResourceofChinaFENGZhi2ming,LIXiang2lian(InstituteofGeographicalSciencesandNaturalResources,ChineseAcademyofSciences,Beijing100101,China)Abstract:Thequantityandqualityofcultivatedlandisthebasisoffoodproductionwhilethecul2tivatedlandsecurityisthekeyoffoodsuppliessecurityinChina.Therecentsituationofcultivat2edlandsecurityofChinais:deficiencyincultivatedlandresourcespercapita,finiteinreservedresources,disproportioninregionaldistributionandinevitabledecreasingincultivatedland.Thefoodsuppliessituationoftheworldallowsofnooptimism,sotheproblemoffoodSuppliesofChi2naisthefocusofworldattention.ItisnecessaryforustoimplementtheplanofstoringfoodinlandimprovingthecomprehensiveproductivityoflandresourcesinChinatoensuretheculti2vatedlandandfoodsupplysecurityandultimatelytoresolvetheproblemsofkeepingfoodinstorage.Themainstratagemsareasfollowing:protectingcultivatedlandpracticallyandsettingupthenationalpreservedzonesofcultivatedland,carryingoutlandarrangementandincreasingtheuseefficiencyoflandresources,constructingessentialcroplandandenhancingtheyieldeffi2ciencyoflandresources,constitutingbalancemechanisminsub-sectionandraisingtheregionalallocationefficiencyofagricultureresources,exploitingpotentialproductivityoffoodresourcesfromallkindsofnon2cultivatedland.Keywords:storingfoodinland;cultivatedlandresources;foodsuppliessecurity53::,©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.