森林土壤學 的英文怎麼說

中文拼音 [sēnlīnrǎngxué]
森林土壤學 英文
forest soil science
  • : 形容詞1. (樹木多) full of trees2. [書面語] (繁密; 眾多) multitudinous; in multitudes 3. (陰暗) dark; gloomy
  • : 名詞1 (成片的樹木或竹子) forest; woods; grove 2 (聚集在一起的同類的人或事物) circles; group 3...
  • : 名詞1. (土壤) soil 2. (地) earth 3. (地區) area 4. (姓氏) a surname
  • : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
  • 森林 : forest; timber; sylva; silva; eng-forest; boscage; bush
  1. They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem

    本研究以重慶市的南川金佛山(自然保護區) 、黔江武陵山(國家重點退耕還示範縣,覆蓋率50以上)和北碚中梁山(遭人為破壞嚴重)典型巖溶區為對象,選擇了幾種重要的利用方式,包括地、果園、耕地、棄耕地和灌草坡,採用野外巖溶生態調查和室內試驗測量分析相結合的方法,以不同地利用方式巖溶肥力為重點,對不同地利用方式肥力特徵進行量化分析,找出巖溶肥力差異的主要方面及其根本原因,論文主要從剖面物理退化指標(有效層厚度、有機質層厚度、質地、團聚體、水分含量等) ,化肥力退化指標(有機質、全n 、全p 、全k 、堿解n 、速效p和速效k等) ,樣地微生物指標(細菌、真菌、放線菌數量及總量)以及樣地種子庫植物群落多樣性等4個方面對重慶典型巖溶區的肥力特徵進行了較為詳細的分析研究,為巖溶地區士資源的合理利用及結構的調控管理提供依據。
  2. In the area of watershed between the yangtze river and the huaihe river, there are a series of ecological environmental issues, such as fragile forest ecosystem, frequent drought damage, lake of water resources, serious soil and water loss and contamination by chemical fertilizer, pesticide and plastic membrane

    摘要分析了江淮分水嶺地區存在的生態系統脆弱,易旱多災,水資源短缺,貧瘠,礦山開采過度,水流水嚴重,化肥、農藥、農膜等農業化品污染嚴重,農村生態環境退化等生態環境問題。
  3. Based on the experiment studies, the study on water and solute transport in sandy soil under reclaimed water irrigation was made, the result can give some reference for the effect on soil solute transport and soil environment under micro - contaminated water irrigation

    摘要以寧夏回族自治區大武口市公園的含礫砂為研究對象,通過室內試驗,對中水灌溉條件下砂礫質在不同灌水量、多次連續灌水、降雨淋洗等不同來水條件下水分、污染物運移的規律進行了初步的研究,為微污染水用於綠化灌溉對砂礫質中污染物運移及累積的研究提供科依據。
  4. In this now universal pressure gauge contamination of the environment, chemicals are the sinister partners of radiation in changing the very nature of the world the very nature of its life

    噴灑到農田、或者花園里的化物質長期滯留于中,滲入有機體內,並彼此相傳,形成了一個中毒與死亡的鏈條。
  5. Chemicals sprayed on croplands or forests or gardens lie long in soil, entering into living organisms, passing from one to another in a chain of poisoning and death

    噴灑到農田或者花園里的化物質長期滯留于中,滲入有機體內,並彼此相傳,形成了一個中毒與死亡的鏈條。
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