soil actinomycetes 中文意思是什麼

soil actinomycetes 解釋
土壤放線菌
  • soil : n 1 泥土，土壤；土質。2 土地，國土。3 滋生地，溫床。4 農業生活，務農。n 1 臟東西，污物，污穢，污...
  • actinomycetes : 放射菌類
  1. 1. ecological effects of long - term organophasphate pesticides contamination on soil microflora the long - term effects of organophosphate pesticides contamination on soil microflora were investigated in the present study. little difference in total counts of bacteria, actinomycetes and fungi was observed between the contaminated and the non - contaminated soil. compared with the control there were a slight decrease in total counts of free - living nitrogen - fixer and denitrifying bacteria and a significant increase in those of ammonifying and ammonia - oxidizing and nitrifying _ bacteria in the methylparathion contaminated soil

    一、甲基對硫磷長期污染對土壤微生物的生態學效應研究了有機磷農藥甲基對硫磷長期污染對土壤微生物的影響，實驗表明：土壤細菌、放線菌、真菌總的數量影響不大；自生固氮菌和反硝化細菌數量減少；氨化細菌、亞硝化細菌、硝化細菌的數量在污染土壤中卻有所增加；與對照土壤相比，污染土壤呼吸作用下降了29 . 93 ；氨化作用和硝化作用強度得到增強。
  2. Mongolica young stand, secondary natural forest, and the mixed forest of larix olgensis and fraxinus mandshurica rupr. countermeasures for controlling soil degradation were also recommended. the study got following results : ( 1 ) from young stand to mid - age of larix olgensis, with the closure of canopy and the decrease of undergrowth vegetation cover, soil acidity, enzyme activity, total inorganic phosphorus, available k, soil moisture and total porosity decreased significantly ; while soil organic matter content, humus component content, the amount of three main types of microbes, acid phosphatase activity, and bulk density in rhizosphere soil and non - rhizosphere soil increased with the increase of the amount of forest floor litter ; from mid - age stand to near mature stand, with the decrease of stand density and crown cover as well as the restoration of undergrowth vegetation after preliminary thinning, soil organic matter content, fulvic acid, exchangeable acidity, exchangeable aluminium, neutral phosphatase activity, total amount of inorganic phosphorus, the amount of actinomycetes, soil moisture, and total porosity in rhizosphere soil and non - rhizosphere soil apparently increased ; from near matu re stand to mature stand, soil activity acidity, organic matter content, humus component content, available phosphorus, total amount of amino acid, available k, soil enzyme activity, soil moisture, and total porosity in rhizosphere soil and non - rhizosphere soil decreased, but total phosphorus, soil acidity ( in particular, exchangeable aluminium ), and bulk density increased

    結果表明： （ 1 ）從落葉松幼齡林到中齡林，隨著林冠的郁閉和林下植被蓋度的急劇下降，林地土壤酸度、土壤酶活性、無機磷總量、速效鉀、土壤水分含量、總孔隙度呈明顯下降趨勢，而根際和非根際土壤有機質含量、腐殖質各組分含量、三大類微生物數量、酸性磷酸酶活性和土壤容重隨著凋落物的增加呈明顯上升趨勢；從中齡林到近熟林，由於撫育間伐，林分密度及郁閉度下降，林下植被蓋度逐步得到恢復，根際與非根際土壤有機質含量、富里酸、交換性酸、交換性鋁、中性磷酸酶、無機磷總量、放線菌數量、土壤水分含量、總孔隙度呈明顯的上升趨勢；從近熟林到成熟林，隨著林齡的增大，根際與非根際土壤活性酸、有機質含量、腐殖質各組分含量、有效磷含量、氨基酸總量、速效鉀、土壤酶的活性、土壤水分含量和總孔隙度呈下降趨勢，而根際與非根際土壤全磷含量、土壤酸度（特別是交換性鋁）和容重呈增加趨勢。
  3. The new addition of cyaneus in actinomycetes group in rhizosphere soil and non - rhizosphere soil may be fundamental reason for the second rotation effect. ( 4 ) compared to the young stand of pinus sylvestris var

    二代林放線菌類群中具有蘭色類群和玫瑰紫亞類，樟子松林則沒有，而樟子松林土壤具有的放線菌中的金色類群和綠色類群，二代林則沒有。
  4. Soil amounts of microbes of loa artificial picea forest were the most in the topsoil, amount of bacteria and actinomycetes sharply decreased from the early picea forest to the mature forest, and after the mature forest, amount of fungi increased slowly. fungi had greatly effect on decomposition of litter

    10a生人工雲杉林地細菌、真菌和放線菌數量最多，隨著雲杉林齡的增加，細菌和放線菌的數量急劇減少，真菌在雲杉自疏時，其數量稍有增加，之後又急劇下降，真菌在針葉林凋落物分解中起重要作用。
  5. Change rules of soil p and k were complex, and their content was mainly related to parent material. from soil biological properties analysis, soil bacteria, fungi, actinomycetes and total of microbes in the topsoil were higher than in the bottom layer

    各林地土壤腐殖質、胡敏酸和富里酸含量表層大於底層，在土壤腐殖質組成中， fa含量大於ha ，由於富里酸移動性較胡敏酸強， ha fa表層大於底層。
  6. Streptomyces are mycelial multicellular soil actinomycetes in which adverse environmental conditions induce a developmental program involving complex morphological differentiation coordinated with synthesis of an enormous variety of interesting and useful secondary metabolites

    鏈黴菌是絲狀多細胞土壤放線菌，土壤逆環境誘導鏈黴菌具有復雜形態分化生命周期，獲得合成大量有用次生代謝物能力。
  7. Actinomycetes a type of bacteria grow in soil when conditions are damp and warm

    下過雨後，空氣里常常有股強烈的味道。
  8. In spring, bacillus 28. 25 106 ; actinomycetes 50. 70 105 ; fungi 53. 045 104. in autumn bacillus 8. 42 106, actinomycetes 16. 2 105, fungi 23. 67 104. the bacillus totality is preponderance in the soil contained total microbe, which accounts for more than 90 % of the total microbe

    不論是春夏季或秋冬三大類微生物數量以細菌類群占絕對優勢，季均佔三者總和的90以上；其次為絲狀真菌類群，占總和5 7 . 8 ；放線菌類群最少，僅占總數的2 2 . 5 。
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