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1.
农业系统生产力(ASP)的量化及其现状分析   总被引:6,自引:0,他引:6  
农业系统生产力(ASP)的量化及其现状分析卢进登,韩纯儒(北京农业大学农学系,100094)QuantificationofAgrosystemProductivity(ASP)andAnalysisonitsCurrentSituationinCbina¥.LuJin-deng;HanChunru(BeijingAgriculturalUniversityfBeijing100094).ChineseJournalofEcology,1993,12(2):21-22.BasedonabriefanalysisontheformationprocessofASP,itsconceptisdescribedandanintegratedindi-catorforitsquantification—ASP2isputforwards.Fromthose,theASPlevelsinvariousregionsofChinaareanalyzedand8levelsaredividedbyusing.Hierarchicclusteringmethod.It’s:clarifiedthatAS-PIisamore  相似文献   

2.
广东省主要引进牧草品种的温度适应性研究戴倩,骆世明(广西壮族自治区政府办公厅,南宁530013)(华南农业大学,广州510642)TemperatureAdaptabilityofMajorIntroducedForageSpecicsinGuangdongProvince¥DaiQian(Govern-mentalOfficeofGuangxiZhuangAutonomousRegion,530013),LuoShiming(SouthChinaAgriculturalUniversity,Guangzhou510642).ChineseJourilalofEcology,1993,12(2):76—78.GerminationexperimentswithfixedtemperatureshowthatvarietiesofStylosanthesrequireatemperaturehigherthan15℃togeminate.Thecomputersimulatedmodelcancorrectlypredictthegeminationprocessunderdifferenttemperatu  相似文献   

3.
重庆地区“双千田”组合模式及效益分析郑钦玉,朱自均,胡声荣,袁可(西南农业大学,重庆630716)雷炎,李登国,程世宇,温永学,刘官堂(四川省巴县农业局)CombinationModelsof"TonGrainYieldingField"inChongqingAreaandTkeirBenefitAnalysis¥.ZhengQinyu;ZhuZhijun;HuShengrong;YuanKe(SouthwestAgriculturalUniversity,Chongqing630716),LeiYan,LiDengguo,ChengShiyu,WenYongxue,LiuGuantang(BaxianBureauofAgriculture,SichuanProvince).ChineseJoumalofEcolegy,1993,12(2):34—36.Inthelightoftheeffectsandproblemsofdevelopingwinter-croppingpaddyfieldsinChongqingareaandinordertosearchaftertheoptimummodelofref  相似文献   

4.
持续农业是生态农业的继续与发展   总被引:10,自引:2,他引:8  
持续农业是生态农业的继续与发展袁从,赵强基(江苏省农业科学院,南京210014)SustainableAgriculture—TheContinuationandDevelopmentofEcologicalAgriculture.¥YuanCongyi;ZhaoQiangji(JiangsuAcadenzyofAgriculturalSciences,Nanjing210014).ChineseJoumalofEcology,1993,12(2):13-15.Inlightoftheconditionofourcountry,thispaperintroducestheconceptsandcontentsofsustainablea-gricultureanditsquantitativeevaluationindices──sustainability,stability,equalityandharmonity(di-versity).Simplifiedsysteminput—outputequilibriumisusedtoestimatethedynamicsofsoilfertility.P  相似文献   

5.
土壤微生物生物量周转的估算   总被引:44,自引:5,他引:39  
土壤微生物生物量周转的估算高云超,朱文珊,陈文新(北京农业大学生物学院,100094)EstimationforBiomassandTurnoverofSoilMicroorganisms¥GaoYunchao;ZhuWenshan;ChenWenxin(CollegeofBiologicalSciences,BeijingAgriculturalUniversity,Beijing100094).ChineseJour-nalofEcology,1993,12(6):6-10。Toobtainsomeinformationabouttransformationofmineralnutrientsbysoilmicroorganisms,wehavemeasuredtheamountandturnoverrateofsoilrnicrobialbiomassinno-tillage,directdrillingandplow-ingsoils.Microbialbiornassinno-tillagetopsoilis51.7%and26.0%higherthanthoseinplowinganddirec  相似文献   

6.
卢欣 《生态学杂志》1993,12(4):33-35
太岳山丘陵地带中国林蛙成体的肥满度和某些器官系数的季节变化卢欣(山西省生物研究所,太原030006)SeasonalVariationsofAdult’sCorpulenceDegreeandOthcrOrgans’IndicesofCommonFrogsinTaiyucMountainIIillyLands¥.LuXin(ShanxiInstituteofBiology,Taiyuan030006).ChineseJournalofEcolo-gy,1993,12(4):33-35.InvestigationswerecarriedoutfrornFebruary1989toApril1990inTaiyuemountainofShanxiprovince.Theadult'scorpulencedegreeofcommonfrogsishigherduringhibernationaidlowestinMayandJune,andthatofmalesissignlficantlyhigherthanfemales’(exceptinAugust).DuringApril-August,thecoef-  相似文献   

7.
丘陵旱作区农业产业结构优化模式的研究吴明根,张哲鸿,李宗铁,郑哲(延边农学院,133400)BreedingStructuralOptimizingModelofUplandAgricultureinMountainousRegion¥.WuMinggen;ZhangZhehong;LiZongtie;ZhengZhe(YanbianAgriculturalCollege,JilinProvince133400).ChineseJournalofEcofogy,1993,12(2):49-50.Onthebasisofrationaldistributionofforest,grasslandandfruitgardeninagroecosystem,theagroeco-logicalenvironmentofhillyuplandcroppingareaisimprovedbyreadjustinglandutilizationstructure,ex-pandingvegetativelandareaandoptimizingbreedingstructure.None—productiveoutpu  相似文献   

8.
李季 《生态学杂志》1993,12(2):23-24
农业生态系统的人类生态学分析模式探讨李季(北京农业大学农业生态环境科学系,100094)AnAnalyticalModelofAgroecosystemfromHumanEcologyPerspective¥.LiJi(DepartmentofEcologyandEnvironmentalSciences,BeijingAgriculturalUniversity100094).ChineseJournalofEcology,1993,12(2):23-24.Basedontheanalysisofourcurrentagro-ecologicalrcsearch,anewanalyticalmodelofagro-ecosystemkestablishedandthecontentsofitsresearcharerestructured.Theaimoftheseistoprovideamodelforthedevelopmentofregionalagriculture,whichcannotonlyexpandthecurrentrelatedtheoriesandmethodologies,but  相似文献   

9.
松嫩平原退化盐渍草地生态特性研究侯彦林(北京农业大学博士后站土地资源系,100094)EcologicalCharacteristicsofDegradedSalineGrasslandinSongnenPlain¥HouYanlin(DepartmentofLandResourceSciences,BeijingAgriculturalUniversity,100094).ChineseJournalofEcology,1993,12(1):11-14.TheresearchesshowthatthesalinegrasslandinSongnenPlainhasbeengenerallyandrapidlydegradedbyheavygrazing.Intheprocessofgrasslanddegradation,soildeteriorationissomewhatslowercom-paredwithvegetationdegradation,whichdeterminesthefactthatanimalhusbandryisthechiefwayofexploitingsoda-aline  相似文献   

10.
农业生态学理论与实践发展的思考雷圣远(四川农业大学,雅安625014)AgroecologicalTkeoryandItsPracticalDevelopment¥.LeiShengyuan(SichuanAgriculturalUniversity,Yaan625014).ChineseJottmalVEcology,1993,12(2):11-12.Agroecologyoriginatesfromgeneralecology,butitstheoryandmethodologyarequitespecific.Inor-dertomakeagroecologybetterservetheprotectionofecologicalenvironmentandthedevelopmentofa-griculturalproduction,it’snecessarytodevelopthetheoryofagroecology,replenishitsbasicknowledgeandstrengthenthetrainingofbasictechnicalabilityinagroecologyteac  相似文献   

11.
生物固氮─—生态农业的一个重要启动因素陈士平(辽宁省农业科学院土壤肥料研究所,沈阳110161)BiologicalNitrogenFixation—AnImportantRunningFactorofEcologicalAgriculture¥.ChenShiping(SoilandFertilizerInstilute,LiaoningAcademyofAgriculturalSciences,Shenyang110161).ChineseJournalofEcology,1993,12(2):31—33.LeguminousgreenmanurecropssuchassweetcloverandAstragalushuangheensis,canprovidedefiniteamountofbiologicallyfixed-NtomakeN-budgetbalance,promotesoilphysicalandchemicalproper-ties,reducesoilandwatererosion,andthus,increaseperunitareayieldandtotaloutputwhe  相似文献   

12.
植物细胞质膜氧化还原系统   总被引:2,自引:0,他引:2  
植物细胞质膜氧化还原系统陈珈(北京农业大学生物学院。北京100094)REDOXSYSTEMINTHEPLASMAMEMBRANEOFPLANTCELL¥ChenJia(CollegeofBiologica!Sciences,BeijingAgric...  相似文献   

13.
福建中亚热带村级农业生态经济类型的成因与发展机制研究林文雄,吴志强,林群慧,郑世庆,王松良,梁义元(福建农学院,福州350002)ContributingFactorandDevelopmentMecbanismofRuralAgro-ecolomicTypesinMid-subtropicalRegionofFuJianProvince¥.LinWenxiong;WuZhiqiang;LinQunhui;ZhengShiqing;WangSongliang;LiangYiyuan(FujianAgriculturalCollege,Fuzhou350002).ChineseJournalofEcology,1993,12(2):66-68.Usingsystematicanalysismethodtheauthorsstudiedthestatuecharacteristicsandtheirvariationpat-ternsofruralagro-ecolomictypeinmid-subtropicalregionofFujianprovince.11tapesofsystemstructurean  相似文献   

14.
生态农业:一种思想体系传播的实证分析   总被引:1,自引:0,他引:1  
李季 《生态学杂志》1993,12(3):63-67
生态农业:一种思想体系传播的实证分析李季(北京农业大学100094)EcologicalAgriculture:APositiveAnalysisoftheSpreadingofItsIdeology¥.LiJi(DepartmentofLandResources.BeijingAgriculturalUniversity,Beijing100094).ChineseJournalofEcology,1993,12(3):63-67.ThispaperreviewstheoverallhistoriesofecologicalagricultureinChinainthelast10years,includingitsfeatures,researchesandpractices,andgivessomediscussions,conclusionsandperspectivesofitsdevelop-mentaltrend.Keywords:ecologicalagriculture,ecosystem,eco-economics.我国的生态农业从兴起到现在已十余载,其发展之迅猛无论在理论上还是实践上,  相似文献   

15.
我国南海海龟资源的调查与保护研究现状与展望王亚民(中华人民共和国农业部水产司,北京100026)AchievementandPerspectiveoftheResearchesonSoutbChinaSeaTurtleResourcesandProtectioninCbina¥WangYamin(DivisionofScienceandTechnology,DepartmentofFishery,People’sRepublicofChinaMinistryofAgriculture,Beijing100026).ChineseJournalofEcology,1993,12(6):60-61.ThispaperintroducestheresearchesinfieldofSouthChinaSeaturtleresourcesandprotectioninChina.TherearefivespeciesseaturtlesinChina,about90%ofthemliveinSouthChinasea。During1959-1988,3184.Itseaturtlewerecatched(about  相似文献   

16.
90年代农村发展与农业生态研究彭廷柏(中国科学院长沙农业现代化研究所,410125)RuralDevelopmentandAgro-ecologicalResearchin1990s¥.PengTingbai(ChangshaInstituteofAgri-culturalModernization,AcademiaSinica,410125).ChineseJournalofEcolegy,1993,12(2):2-3.InordertoapproachtherelatedproblemsofChina’sagro-ecologicalresearchin1990s,thispaperana-lyzedthenewtrendsofstructuralchangesinruraleconomyandagro-ecology.underconditionofsocialistmarketeconomyexpoundedsomeviewpointsonthecoordinativedevelopmentofagro-ecologyandagro-economy,thestrengtheningofabsorbi  相似文献   

17.
中国南方低丘红壤区人工复合生态系统模式建造研究   总被引:2,自引:0,他引:2  
中国南方低丘红壤区人工复合生态系统模式建造研究徐盛荣,吴珊眉,李辉信(南京农业大学土壤农业化学系,210014)ModelingofArtificialComplexEcosysteminLow-hillyRedSoilRegionofSouthCbina¥.XuShengrong;WuShanmei;LiHuixin(DepartmentofSoilScienceandAgriculturalChemistry,NanjingAgriculturalUniversity).ChineseJournalofEcology,1993,12(2):39—40.Thispaperresearchesintothemodelingofartificialcomplexecosystemincorporatingcrop,fruit,forestandanimalhusbandrywithinacatchmentarea,whichisabasicunitoflowhillyregioninsouthChina.Themodelproducessignificantandcomprehensiveprofits.Fi  相似文献   

18.
Emergy Synthesis of the Environmental Resource Basis and Economy in China   总被引:5,自引:1,他引:4  
EmergySynthesisoftheEnvironmentalResourceBasisandEconomyinChinaLanShengfang(Dept.ofBiology,SouthChinaAgric.Univ.,Guangzhou510...  相似文献   

19.
新疆农业绿洲生态建设的探讨   总被引:1,自引:0,他引:1  
新疆农业绿洲生态建设的探讨夏爱林(新疆农业科学院土壤肥料研究所,乌鲁木齐830000)AnApproachtotheEcologicalConstructionofAgriculturalOascsinXinjiang¥XiaAilin(InstituteofSoilandFertilizers,XinjiangAcademyofAgriculturalSciences,Uromqi830000).ChineseJournalofEcolo-gy,1993,12(1):67-70。Comparedwithotheraridareasoftheworld,theagriculturaloasesinXinjiangpossessthefollowingcharacters:1.theyaredesertandirrigated,andwateristhemainfactorfortheirsubsistenceanddevel-oprnent,2.thereareabundantlight,heatandwaterresourcesandgreatpotentialforincreasingtheirprod  相似文献   

20.
“坡壁效应”对减轻雪柑园降雪冻害的作用张名福(福建省顺昌县农业局353200)"Slope-wallEffect"inDiminishingSnowfallFreezeInjuryofCitrussinensisvar.sekkan¥.ZhangMingfu(AgriculturalBureau,ShunchangCounty,FujianProvince).ChineseJournalofEcology,1993.12(3):57-58."Slope-walleffect"hasasignificantroleindiminishingsnowfallfreezeinjuryofCitrussinensisvar.sekkanplantedonterracedmountainousfieldswithadefinitedegreeofslope-wall.Investigationsshowthatfreezeinjurystartstobediminishedonfieldswitha53.8°ofslope-waIlandisdiminishedsignifi-cantlyonthosewitha80  相似文献   

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