沙地农业 sandy land agriculture(2) sandy land agricultural(4)   sandy land agriculture      Studies on the Techniques of Sustainable Development of Sandy Land Agriculture in Yajin County      延津沙地农业可持续开发技术研究 短句来源      According to the status of sandy land agriculture in th ewest of Heilongjiang Province agricultural economy of our country,has specifically ana lyzed the inhibiting factor in sustainable development of sandy land agricultural economy in Tailai County.      根据黑龙江省西部沙地农业在我国农业经济中的地位,具体分析了泰来县沙地农业经济可持续发展的抑制因子; 短句来源   sandy land agricultural      The unstable factors in the sandy land agricultural development in Yucheng and countermeasures.      禹城沙地农业发展中不稳定因素及其防治 短句来源      Discussion on sustainable development of sandy land agricultural economy in the West of Heilonjiang Province——A case study in Tailai County      黑龙江省西部沙地农业经济可持续发展探讨——以泰来县为例 短句来源      According to the status of sandy land agriculture in th ewest of Heilongjiang Province agricultural economy of our country,has specifically ana lyzed the inhibiting factor in sustainable development of sandy land agricultural economy in Tailai County.      根据黑龙江省西部沙地农业在我国农业经济中的地位,具体分析了泰来县沙地农业经济可持续发展的抑制因子; 短句来源      Inaddition,proposed strategic measure and the concmte suggestion in realizing sustainable development of sandy land agricultural economy:exploring the method of controlling sandy land pattern,weareable to improve ecological environment;      针对这些障碍因素,提出了现阶段实现沙地农业经济可持续发展的战略措施及具体建议:探索治沙模式,改善生态环境; 短句来源   “沙地农业”译为未确定词的双语例句      Herbage crop rotation and prospects of agriculture development in Keerqin Sandy Land      人工种草与科尔沁沙地农业发展前景 短句来源      Sand industry is aimed at achievement of continuous benefit on certain scale through development and utilization of underground, land surface and over land resources in sand areas to construct agricultural and non agricultural industries in sand regions to make a series of products.      沙产业是开发利用沙区地下、地面和地上的多种资源 ,创建沙地农业型和非农业型产业 ,形成产品系列生产 ,以获取持续规模的效益。 短句来源      SEVERAL MODES OF SUSTAINABLE DEVELOPMENTOF SAND AGRICULTURE IN CHANGLI COUNTY      昌黎县沙地农业可持续发展的几种模式 短句来源      Study on construction of agricultural eco-scientific park in Maowusu desert area in Yulin      榆林毛乌素沙地农业生态科技园建设初探 短句来源      APPLICATION OF THE ECOLOGICAL NICHE THEORY IN THE AGRICULTURAL DEVELOPMENT OF SANDY LAND      生态位理论在沙地农业开发中的应用 短句来源 更多        查询“沙地农业”译词为用户自定义的双语例句     我想查看译文中含有：的双语例句 为了更好的帮助您理解掌握查询词或其译词在地道英语中的实际用法，我们为您准备了出自英文原文的大量英语例句，供您参考。          Based on habitats of insects in Shapotou area the insect fauna can be divided into three groups: Shifting sands area (S), artificial vegetation area(M) ,and agricultural reclamation area(A) ,Tennebri-onidae is predominant species in S area; Curculionidae, Pyralidae, Chrysopidae, and Acridiidae were predominant species in M ares;Scarabaeidae and other many families insects were chief species in A area, analysis of insects fauna showed that there were a swarm of Orgyia ercae occurred by chance in M area,these...             本项研究根据昆虫的生境,把沙坡头昆虫区系分为流沙区(S区),沙地人工植被区(M区)和沙地农业改良利用区(A区)。S区以拟步甲科(Tenebrionidae)昆虫为优势种;M区以象甲科(Curculionidae)、螟蛾科(Pyralidae)、草蛉科(Chrysopidae)、和蝗科(Acridiidae)等多科昆虫为特征;A区以金龟甲科(Scarabaeidae)等多科农业昆虫为优势种。分析沙坡头昆虫区系组成,灰斑古毒蛾(Orgyia ercae)有大发生现象,但其寄主——花棒(Hedysarum scoparium)在人工植被演替过程中的地位已不重要,所以沙坡头昆虫区系的指示作用表明,控制花棒在人工植被中的发展就可以达到昆虫区系改造的目的。 文摘来源          Wind erosion of sandy land is the beginning of land desertification and land desertification is the result of soil wind erosion. Therefore, the study of wind erosion on sandy land and working out an effective measures against soil wind erosrion will play an significant role in agricultural development of sandy land. Sandy land in the northwestern Shandong covers an area of 1. 228 million of hectares. Where windblown sand caused by wind erosion makes land continuously desertify, fertility decline and ecoenvi...             研究了沙地风蚀的成因、危害及防治措施,为鲁西北平原沙地农业开发提供依据。 文摘来源          Based on the review on the development processes of ecological niche theory and itsapplication in the establishmen t of ecological agriculture of China,the paper deals with the appllcationof ecological niche theory in the agricultural development of sandy land.Its main ways include:introducing the new ecological element;setting up high-benefit element;developing potential ecologicalniche;and directionally changing the basic ecologicaI niche.             在回顾生态位理论的产生、发展及其在我国生态农业建设中的应用基础上，总结了生态位理论在沙地农业开发中的应用。主要途径有：引进新的生态元、组装高效生态元、开拓潜在生态位、定向改变基础生态位。 文摘来源   << 更多相关文摘         相关查询: 沙地农业工程 沙地 农业 虚拟农业 农业词语 台湾农业 山西农业 微生物农业 径流农业 农业软件 农业市场化 数字农业  对查询结果不满意

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