首页 | 本学科首页   官方微博 | 高级检索  
相似文献
 共查询到20条相似文献,搜索用时 31 毫秒
1.
西藏生态农业探讨刘明允,王德亭(西藏农牧学院,八一850400)EcologicalAgricultureinTibet¥.LiuMingyun;Wangbeting(TibeiCollegeofAgricldturalandAnimalHusbondry,850400).ChineseJournalofEcology,1993,12(3):73-75.Inthispaper,fourbasicprinciplesconcerningtheconservationofecologicalagricuItureinTibetareputforwardandsomecharacteristicsandoperatedagrotechniquesofTibe'secologicalagricuIturearesumma-rized.Basedonthese,agro-ecosystemsinTibetareclassifiedintotwogroups,i.e.,temperate-humidforestry-agriculture·animalhusbandrycombinedecosystemandarid-  相似文献   

2.
浸润垄作稻田土壤生态系统的研究   总被引:7,自引:0,他引:7  
浸润垄作稻田土壤生态系统的研究魏朝富,高明,车福才,邓春(西南农业大学土化系重庆630716)AStudyonInfiltrated-RidgedPaddySoilEcosystem¥.WeiChaofu;GaoMing,CheFuchai;DengChun(SouthwestAgriculluralUniversity,).ChineseJournalofEcology,1993,12(3):26-30;Thispaperdealswichaninfiltrated-ridgedpaddysoilecosystemwhichisconstructedbyridgingandcon-tinuousfurrowinfiItratiOnirrigation,ComparingwithlevelinfiItratedpaddysoilecosystem,thisecosys-temhascoexistedgas-liquid,gas-solidandliquid-solidinterfaces,enlargessoilsurfaceby38%andincreasescuItivatedlayerby5-10cm.  相似文献   

3.
最大概率原理在农田生态系统中的应用   总被引:6,自引:0,他引:6  
最大概率原理在农田生态系统中的应用姚建民(山西省农科院农业资源综合考察研究所,太原030006)马蓉丽(山西省农科院蔬菜研究所,太原030006)ApplicationofMaximumProbabilityPrincipleinFarmlandEcosystem¥.YaoJianmin(InsliluteforCom-prehensiveSurveyofAgriculturalResources,ShanxiAcademyofAgriculturalSciences,Taiyuan030006),MaRongli(InslituteofVegetableResearcgh,ShanxiAcademyofagriculturalSciences,Taiyuan(030006).Chinese,JpurnalofEcology,1993,12(4):58-60.Inordertostrengthenthepracticabilityofmaximumprobabilityprinciple,thispapergivesoutsomees-sentialconditionsneededforapplyingth  相似文献   

4.
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   

5.
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   

6.
河南开封淀粉厂生态经济示范工程结构模型与投入产出模型的研究刘玉萃,赵伟(河南农业大学,郑州450002)StructuralModelandInput-OutputModelofEcolomicalDemonstrationProjectinKaifengStarchFac-toryofHenanProvince¥.LiuYucui;ZhaoWei(HenanAgriculturalUniwrsity,Zhengzhou450002).Chi-neseJourualofEcology,1993,12(2):61-65.Basedontheintegrityofsystemandrelationshipbetweenvarioussubsystemsandemployingtransitionalstructuralmodel,themultilevelgradientstructuresofsystemarefoundfromtemporalandspatialdimen-sions.Accordingtothedissipateandreproductivefeaturesofecosystemandus  相似文献   

7.
植物化学生态研究促进生态农业建设   总被引:7,自引:0,他引:7  
植物化学生态研究促进生态农业建设祝心如(中国科学院生态环境研究中心,北京100085)PhvtochemicalEcologlcalResearchandEco-AgriculturalConstruction¥.ZhuXinru(ResearchCenterforEco-enuivironmentalSciences.AcademiaSinica,Beijing100085).ChineseJournalofEcology,1993,12(4):36一40。Phytoallelopathyaffectsthefunctionanddynamicsofagro-system,andphytochemicalecologicalre-searchwillbenefittheconstructionofeco-agriculture,whichdisplaysinthefollowingmainaspects:weedcontrol,establishmentofreasonalcroppingsystem,implementationofcropgenicoptimization,re-ductionofap  相似文献   

8.
辽西走廊农业生态系统区位优势分析梁文举(中国科学院沈阳应用生态研究所,110015)LocationalSuperiorityAnalysisofAgroecosystemsinWestLiaoningCorridor¥LiangWenju(InstituteofAppliedEcology,AcademiaSinica,Shenyang110015).ChineseJournalofEcology,1993,12(2):59-60.Basedontherelativeaggregationdegreesamonghierarchiesofdifferentagroecosystems,theauthorpro-posedthatlocationalquotientmodelcouldbeusedtomeasurethelocationalsuperiorityofagroecosystem.Themainpurposeofthispaperistoprovideascientificbasisforchoosingagriculturalmarketablebasesandestablishingahig  相似文献   

9.
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   

10.
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   

11.
新疆石河子地区泉水溢出带农业生态系统演替的研究   总被引:6,自引:0,他引:6  
新疆石河子地区泉水溢出带农业生态系统演替的研究夏春兰赖先齐(新疆石河子大学农学院832003)APreliminaryResearchofAgriculturalEcosystemSuccessionRegulationinSpringWaterOv...  相似文献   

12.
丘陵地区农户生态系统演替分析   总被引:2,自引:1,他引:1  
丘陵地区农户生态系统演替分析曹凑贵(华中农业大学,武汉430070)EvolutionaryAnalysisonHousekoldEcosysteminHIIIyRegions¥CaoCougui(CentralChinaAgriculdturalUniversity,Wuhan430070).ChineseJournalofEcology,1993,12(2):53-54.Thecharacteristicsofdifferenttypehouseholdecosystemsandtheirevolutionarycorrelationsareanalyzedusingfuzzyclusteringandsystemsyntheticevolutionmethods,Thecauseanddirectionofagriculturaldevelopmentinhillyregionsarerevealedandsuggestionsondevelopingeco-agriculturalconstructioninlowerproductivehillyregionsaremade.Keywords:ho  相似文献   

13.
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   

14.
城市生态系统的人机交互式模拟研究吕永龙(中国科学院生态环境研究中心,北京100085)AnApproachtoAMethodofUrbanEcosystemSimulation.¥LuYonglong(ResearchCenterforEco-Env...  相似文献   

15.
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   

16.
徐琪 《生态学杂志》1993,12(2):25-26
长江流域农业生态研究现状与展望徐琪(中国科学院南京土壤研究所,210008)CurrentSituationandProspectofAgro-ecosystemResearchintheYangtzeRiverBasin.¥XuQi(InstituteofSoilScience,AcademiaSinica,Nanjing210008).ChineseJournalofEcologr,1993,12(2):25-26.Thecurrentsituationofagro-ecosystemresearchintheYangtzeRiverbasinarebrieflyintroducedandthefurthermainresearchfieldsareproposedfromtheviewofagriculturalsustainability.Keywords:agroecosystem,YangtzeRiverbasin,agriculturalsustainability.1土地资源概况长江流域既是古老农业地区,也具有丰富的土地资源类型,为大农业发展提供了广阔的前景。在生态农业建设中典型甚多,并正在  相似文献   

17.
农业生态学在我国发展的回顾与展望   总被引:5,自引:0,他引:5  
农业生态学在我国发展的回顾与展望骆世明(华南农业大学,广州510642)ReviewandPerspectiveonDevelopmentofAgroecologyChina.¥LuoShiming(SouthChinaAgriculturalUniversity,Guangzhou510642).ChineseJournalofEcology,1993,12(2):4-6.Inlastdecade,greatprogresshasbeenmadeintheteachingandresearchofagriculturalecologyinChi-na,butsomeobstaclesstillexistonhowtounderstandagroecology.Ifwecanrecognizethesocialde-mandofagroecologyanditspositioninagriculturalscienceandpayattentiontothedescription,assess-ment,experimentandanalysisofagroecosystemmodels,thequanti  相似文献   

18.
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   

19.
持续农业的理论基础──农业生态系统原理   总被引:6,自引:3,他引:3  
持续农业的理论基础农业生态系统原理陈欣章熙谷李萍萍(南京农业大学农学系,210095)ABasisforSustainableAgricultureThePrincipleofAgroecosystem.ChenXin,ZhangXigu,LiPin...  相似文献   

20.
中国亚热带主要稻作制农田生态系统的养分平衡   总被引:2,自引:0,他引:2  
傅庆林  孟赐福 《生态学杂志》1994,13(3):53-56,34
中国亚热带主要稻作制农田生态系统的养分平衡傅庆林,孟赐福(浙江省农科院土肥所,杭州310021)NutrientBalanceinFarmlaudEcosystemUnderMajorRice-BasedCroppingSystemsinSubtro...  相似文献   

设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号