biomass concentration 中文意思是什麼

biomass concentration 解釋
生物量濃度
  • biomass : n. 【生態】生物量〈某一地域或單位面積內存在的生物的總量〉。
  • concentration : n. 1. 集中。2. 【化學】提濃，蒸濃，濃縮；濃度；稠密度；【礦物】汰選，選礦，富化。3. 集中注意，專心。
  1. The results are as follows : p. vittata l. has a strong tolerant capability to high as concentration in the medium. there was no significant difference in biomass between adding as and ck treatments

    當介質中砷高達0 . 2mmol l時，蜈蚣草的生長正常，與對照比較，其生物量沒有顯著差異。
  2. The result showed that the biomass of different organs of chinese - fir treated with aqueous extracts of schima superba, castanopsis fargesii and pinus massoniana after six years were increased in some degree, the higher the concentration was, the higher the positive effect was, and low concentration had positive effect on the bark, branch and litter biomass distribution, high concentration had positive effect on the leaf, root and stem biomass distribution ; that the biomass of chinese - fir treated with cunninghamia lanceolata after six years were decreased, the higher the concentration was, the higher the inhibited effect was, and low concentration had positive effect on the leaf, bark, root, branch and stem biomass distribution, high concentration had positive effect on the litter biomass distribution

    結果表明絲栗栲、馬尾松、木荷水浸液處理杉木6年後，各器官的生物量有不同程度的提高，隨著濃度加大其促進作用增強，在低濃度時有利於皮、枝和枯枝落葉生物量分配率，高濃度時有利於葉、根、乾的生物量分配率；杉木水浸液處理杉木6年後，各器官生物量有不同程度的降低，隨著濃度加大其抑制作用增強，在低濃度時有利於葉、皮、根、枝和乾等各器官生物量分配率，高濃度時有利於枯枝落葉生物量分配率。
  3. Vertical distribution of phytoplankton biomass and numerical abundance of calanus sinicus were investigated across the tidal fronts in the yellow sea, in october 2000 and may 2001. the abundance of calanus sinicus was higher at the frontal region than at the adjacent stratified and mixed areas while the chlorophyll - a concentration was highest in the stratified area or mixed area adjacent frontal region

    結果顯示中華哲水蚤豐度在海洋鋒區比其臨近兩側的混合區與層化區高；鋒區葉綠素a濃度低於其鄰近的層化區或混合區；葉綠素a濃度高值區通常位於鋒區鄰近的層化區或混合區一側。
  4. Correspondingly the biomass of various parts of k. candel seedling and the total biomass showed no significant difference from control group at low concentration of pyr and nap

    兩種處理在濃度為0 ling l對秋茄幼苗葉片細胞膜透性影響不明顯，濃度為1和10mg l細胞膜透性顯著提高。
  5. Chemolithoautotrophic nitrifying bacteria have many unfavorable physiological characteristics, namely, slow growth, small biomass and susceptible to environmental factors. to remove high ammonia - nitrogen concentration in wastewater from refineries, we directly enriched nitrifying bacteria of activated sludge via optimizing enrichment conditions ( temperature > phu nh4 + - n concentration ). the results showed that the number of nitrifying bacteria after 6 weeks enrichment increased 32. 8 times and nitrification rate improved 2. 76 times than that before enrichment

    實驗結果表明，在ph7 . 7 8 . 5 、 28 ， 150rpm振蕩暗培養的條件下，通過不斷添加富集培養基，經過6周的培養后，可以使硝化細菌的數量增加32 . 8倍，硝化速率提高2 . 76倍，達到了富集的目的。
  6. These values were compared with the n and p concentration in sediments and macrophyte biomass in order to assess nutrient availability, fate and storage capacity

    這些數值被用來與沉澱物和大型動植物中的氮磷濃度相比較，由此得出營養物質的有效性，去向和儲存量。
  7. Nh4c depletion in the pore water concentration and low n / p ratios ( 3. 7 by weight ) within the macrophyte biomass at the end of the growing period suggest that available n limits plant growth

    孔隙水濃度中nh4c的消耗和大型動植物生長末期的低氮/磷比率（重量上佔百分之3 . 7 ）表明，有效的氮元素限制了植物的生長。
  8. According to morphologic characteristics. when cultured in liquid medium, cadmium with initial concentration below 4. 61mg / l did n ' t inhibited the growth of f2, 163. 8mg / l of cadmium affected it obviously but growth continued to a great extent. cadmium removal from medium by f2 under liquid culture was not so stable with low cadmium concentration below 4. 61mg / l, but removal ratio reached 96 % with initial cadmium concentration of 163. 8mg / l and cadmium content of biomass reached 28 %, which showed high capacity of cadmium accumulation by f2

    F2在液體培養時，培養基初始鎘濃度在4 . 61mg l以下時對其生長無抑制作用，鎘濃度為163 . 8mg l時有較大影響，但仍有明顯生長； f2對液體培養基中低濃度鎘（ 4 . 61mg l以下）的去除效果不太穩定，但初始鎘濃度為163 . 8mg l時，其去除率為96 ，菌體最大鎘含量可達28 ，顯示了較大的富集容量。
  9. The yeast strain 12y - 5 was identified at the species level using two yeast taxonomy systems published by. j. w. kreger - van rij ( 1984 ) [ 24 ] and j. a. barnett ( 1983 ). [ 19 ] in addition, the ability to assimilate several compounds as main sources of carbon and nitrogen was evaluated at the 500ml shake - flask and 3. 7l kfl bioreactor scales. effects of ph, temperature, concentration of dissolved oxygen and utilizable sugar on the growth rate of cells and the rate of the conversion of substrate into biomass were studied

    進而用正交試驗法對該酵母生長的培養基配方及影響生長的重要理化因素進行了較為深入的研究，在此基礎上對影響生長的重要理化因素進行了寬范圍的測驗：並以搖瓶最佳的培養條件為基礎，在3 . 7升kfl -生物反應器上進行了放大試驗。
  10. There were significant negative relationships among soil microbial carbon, microbial nitrogen, basal respiration, microbial metabolic quotient, urease activity, dehydrogenase activity, nitrification, nitrogen fixation and cadmium or lead concentration ( r0. 01 = 0. 765, r0. 05 = 0. 632 ). there was a close positive relationship between soil microbial biomass c : n ratios and cadmium or lead concentration ( r = 0. 8920 )

    上述微生物活性指標與重金屬間的相關性分析表明，微生物生物量碳、基礎呼吸、微生物代謝商、脫氫酶活性與cd 、 pb的加入量呈極顯著負相關性，土壤微生物生物量c n比與cd 、 pb的加入量呈現極顯著正相關關系。
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