natural propagation 中文意思是什麼

natural propagation 解釋
自然繁殖
  • natural : adj 1 自然界的；關于自然界的。2 天然的；未開墾的；野生的。3 固有的 生來的 天賦的（opp acquired）...
  • propagation : 持續培養
  1. The aesculus chinensis, euptelea pleiospermum, cercidiphyllum japonicum, taxus chinensis, picea brachytyla arid emmenopterys henryi oliv compose and stand structure of were studied, and the comparability matrix among those main woods distribution ere studied, and the protection propagation countermeasures were put forward, which are important for researching and protecting these rare woods in funiu mountain natural reserve

    經調查，基本摸清了國家保護植物七葉樹林、領春木樹林、連香樹林、紅豆杉樹林、雲杉樹林、香果樹林6種珍稀樹種林分的組成與結構，研究了主要林分之間的相似性矩陣，同時提出了保護繁育對策，對開展研究和保護珍稀樹種具有重要意義。
  2. In this study, systems of rapid propagation of the cultivars such as d. zingiberensis, d. panthaica and d. composite were setup to find the best way to meet the need of producing, and to establish the base of introduction, breeding and cultivar improvement of foreign dioscorea with high diosgenin ; in addition, there are two strategies to obtain polyploids combining with chromosome engineering : screeding natural mutations and mutation breeding were carred out on d. zmgiberensis. exploratively studies were done on rapid propagation of the three dioscorea plants. the result showed : explants of d. pathaica obtained the appreciate propagation efficency on ms + ba1. 0mg / l + naa0. 1mg / l, ms basic medium containing 6. 0mg - 1 ba, l. 0mg - 1 kt and sucrose at 30gl - 1 or 60g1 - 1 was the appreciate medium for microtuberization

    三種薯蕷屬植物離體再生體系培養條件的探索試驗結果表明：黃山藥外植體適宜的增殖培養基為ms + ba1 . 0mg / l + naa0 . 1mg / l ，微型塊莖誘導為ms + ba6 . 0mg / l + kt1 . 0mg / l + 3蔗糖，高濃度的蔗糖含量（ 6 ）能提高微型薯蕷的誘導率，但對其誘導起關鍵作用的還是ba的濃度；菊葉薯蕷增殖效果較好的培養基為ms + ba1 . 0mg / l ，以ms培養基為誘導微型薯蕷的最佳選擇，誘導率可達50 ；盾葉薯蕷最適宜的增殖培養基為ms + ba2 . 0mg / l ，在誘導微型薯蕷的實驗中發現，當ba濃度為6 . 0mg / l和8 . 0mg / l時， 15d左右節間處膨大形成綠色圓球狀小塊，但繼續培養其上則開始分化芽。
  3. It shows that peculiar natural resources and propagation resources are favorable base of exploitation

    閩江河口濕地獨具特色的自然資源、一支獨秀的動植物資源，是開展濕地旅遊的良好基礎。
  4. Main results were showed as follow : 1 karyotype characters of hup the seeds of the materials cannot sprout in the natural circumstance, so they reproduce themselves by vegetative propagation

    主要結果如下： 1hup的核型特徵實驗材料在自然條件下種子不萌發，僅以營養體繁殖後代。
  5. Tort is illegal infringement of others " legitimate benefit including natural persons and corporation. while news review means that news review encroach on the right to human dignity of citizen and corporation in the course of writing and propagation. the latter causes great harmfulness to them and has negative effect in society

    侵權行為（ tort ）是對他人（自然人和法人）合法利益的不法侵害行為，而新聞評論侵權則指新聞評論在寫作和傳播過程中侵害公民和法人人格權的行為。
  6. Natural stone test methods - determination of sound speed propagation

    天然石料試驗方法.聲速傳播的測定
  7. Natural stone test methods - determination of sound speed propagation ; german version en 14579 : 2004

    天然石料試驗方法.聲音速度傳播的測定
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