茅針 的英文怎麼說

中文拼音 [máozhēn]
茅針 英文
cogongrass
  • : 名詞1. [植物學] (白茅) cogongrass2. (姓氏) a surname
  • : Ⅰ名詞1 (縫衣物用的工具) needle 2 (細長像針的東西) needle like things 3 (針劑) injection; sh...
  1. But so far, there have not report about forest soil microbe and soil enzymatic activity in westen sichuan. the study ' s object is bitch forest. spruce forest, fir forest, chrysanthemum alp, willow community and two couch grass, so the research of the soil microorganisma, soil enzymatic activity in the subalpine coniferous forests in western sichuan is significant to china. the result shows that : 1. in the soil, the relativity of the soil microbial puantity is very prominence, the relation with the quantity of the soil microorganism is that : bacillus > actinomyceto > fungi ; the amount of the microorganism of physiological group sequence ranging from high to low is : aminate > bacteriumazotobacter > denitrify bacterium > nitrobacteria > cellulose decomposing bacteria. under the different vegetable community, the microbial quantity is that : s5 > s7 > s6 > s1 > s2 > s4 > s3

    其中,各群落中土壤微生物總數以白樺純林( s5 )群落最多,每克干土中的含菌量達66 . 13 10 ~ 6個;其次是冷杉葉林( s7 )群落,每克干土中的含菌量達43 . 41 10 ~ 6個:第三是雲杉葉林( s6 )群落,每克干土中的含菌量達42 . 85 10 ~ 6個;第四是繡線菊-草群落( s1 ) ,每克干土中的含菌量達33 . 83 10 ~ 6個;第五是高山柳群落( s2 ) 、草( s4 )群落,每克干土中的含菌量分別為33 . 33 10 ~ 6個和33 . 08 10 ~ 6個;第六是草群落( s3 ) ,土壤微生物數量最少每克干土中的含菌量僅為23 . 12 10 ~ 6個。
  2. Seven plots selected from wanglang reserve were distributed in different types of forest and at different altitude, and different plot has different microclimate. soil property, microbial population, soil nutrient content of forest soil were determined in wanglang natural reserve, from may to october 2002 to july 2003, the ecological distribution of three main groups, bacteria, actinomycete and fungi were determined in the forest soils by the cell enumeration methods. six kinds of physiological groups, including ammoniation bacteria, nitrification bacteria, nitrosification bacteria, aerobic autogenesis azotobacter, aerobic cellulose - decomposing bacteria and anaerobic cellulose - decomposing bacteria were enumerated by the most - probable number ( mpn )

    2001年10月在王朗自然保護區內設立了3個定位研究樣地和4個臨時樣地,通過多次現場采樣與室內實驗分析,測定了白樺林、岷江冷杉林、紫果雲杉林、繡線菊-羊群落、羊群落及高山柳灌木叢等6種不同植物群落內土壤微生物三大類群數量、功能微生物數量、土壤養分,並在固定樣地內使用埋袋法進行了三個埋藏深度的凋落物分解袋試驗,初步研究了枝條、闊葉、葉等凋落物組分在不同分解階段所含養分的動態變化。
  3. Dynamics of the aboveground biomass yield of the caragana stenophylla - stipa spp. community on desert grassland in mu us sandland

    群落地上生物量對氣候因子的動態響應
  4. Prairie grassland accounts for thirty percent of the total area. level and boundless, aneurolepidium, needlegrass and wheatgrass mainly grow there. it has a high quality herbage, making it good pastureland

    又稱高平原草原,約占呼倫貝爾草原總面積的30 % ,地勢平坦,一望無垠。主要草種有鹼草、、冰草,牧草質量高,是牛羊最理想的放牧地。
  5. The great bustard selects the areas with abundant plant species. higher vegetative cover score. smaller proportion of bare area and taller plants to display on postfire grasslands ; the important factors that influence the great bustard to selection display fields are the proportion of hay, stipa baicalensis density and the thickness of hay on unburing grassland

    在火燒地,大鴇會選擇植物種類數較多、蓋度較大、裸地比例較小及植株相對較高處進行求偶炫耀;在非火燒地,枯草比例、貝加爾密度及枯草厚度是影響其求偶場選擇的重要因素。
  6. The vegetation was chiefly dominated by coniferous - brodleaved mixed forests, with many evergreen broadleaved species in their young growth stage, it can be suggested that the vegetations in the meizilake area were in a successional stage from coniferous - broadleaved mixed forests to evergreen broadleaved forests. however, the formation of the climax community evergreen broadleaved forests needs a long time

    可以看出,梅子湖森林植被群落正處于由闊葉混交林常綠闊葉林的演替階段,群落中的思松林正在向被常綠闊葉林替代的方向發展,但要演替為頂級群落,還需要很長的時間。
  7. Leymus chinensis and stipa grandis are dominant species with a wide distribution in the inner mongolian steppes

    羊草和大是內蒙古典型草原地帶性分佈的優勢種。
  8. Compared to stipa bungeana grassland and fallow ground, the volume weight was smaller, total porosity and capillary porosity were higher, but non - capillary porosity was lower. 2. achnatherum splendens height increased slow in the initial stages, fast from june to august and slow again after that

    芨芨草草地土壤容重較本氏草地和裸地小,各層的總孔隙度和毛管孔隙度明顯高於本氏草地和裸地,但非毛管孔隙度較本氏草地和裸地低。
  9. The fructan and starch contents of l. chinensis were 3. 2 and 3. 6 times respectively those of s. grandis

    羊草地下器官碳水化合物的含量顯著高於大,其果聚糖和澱粉含量分別是大的3 . 2和3 . 6倍。
  10. The results showed that the carbohydrate components in below ground organs of both l. chinensis and s. grandis included fructan, sucrose, glucose, fructose, mannitol and starch

    結果表明,羊草和大地下器官的貯藏性碳水化合物的組分主要包括果聚糖、蔗糖、葡萄糖、果糖、甘露醇和澱粉。
  11. The seasonal changes of total carbohydrate, soluble carbohydrate, starch, mannitol and fructan in the below ground organs of both species showed the same ' down - up - down - up ' trend

    5月20日10月15日,羊草和大地下器官中的碳水化合物總量、可溶性碳水化合物含量、澱粉含量、甘露醇含量和果聚糖含量均表現出「降低升高再降低再升高」的特徵。
  12. Mechanism of degradation succession in leymus chinensis stipa grandis steppe community

    草原群落退化演替機理的研究
  13. In the paper, the ecophysiological characteristics of achnatherum splendens, the effects of water and fertilizer on it and a comparative research to other grass were studied, which provided scientific basis on utilization and exploitation of achna therum splendens

    本文研究了在黃土高原大面積生長的優良禾本科牧草?芨芨草的生理生態特性、水肥因子對它的影響以及同其它兩種牧草(本氏和厚穗冰草)間的比較,為芨芨草的開發利用提供科學依據。
  14. Characteristics of spatial distribution for the main populations of scarabaeoideal larvae in stipa grandis steppe

    草原蠐螬群落主要種群空間分佈特徵研究
  15. Children, too young to comprehend wherefore this woman should be shut out from the sphere of human charities, would creep nigh enough to behold her plying her needle at the cottage - window, or standing in the doorway, or labouring in her little garden, or coming forth along the pathway that led townward ; and, discerning the scarlet letter on her *, would scamper off with a strange, contagious fear

    年紀尚幼、不理解這個女人為什麼會被人類的仁慈拒之門外的孩子們,會躡手躡腳地走近前來,窺視她在屋窗邊飛走線,窺視她位立門前,窺視她在小花園中耕作,窺視她踏上通往鎮子的小徑:待到看清她胸前的紅字,便懷著一種害怕受到傳染的奇異的恐懼,迅速逃開了。
  16. Children, too young to comprehend wherefore this woman should be shut out from the sphere of human charities, would creep nigh enough to behold her plying her needle at the cottage - window, or standing in the doorway, or labouring in her little garden, or coming forth along the pathway that led townward ; and, discerning the scarlet letter on her breast, would scamper off with a strange, contagious fear

    年紀尚幼不理解這個女人為什麼會被人類的仁慈拒之門外的孩子們,會躡手躡腳地走近前來,窺視她在屋窗邊飛走線,窺視她位立門前,窺視她在小花園中耕作,窺視她踏上通往鎮子的小徑:待到看清她胸前的紅字,便懷著一種害怕受到傳染的奇異的恐懼,迅速逃開了。
  17. The study of different deteriorated grasslands showed, although occurring genetic differentiation and reduced genetic diversity, biodiversity in deteriorated population can still maintain a high level. additionally, it had gene exchanges with normal populations. the deteriorated grassland can restore its vegetation as normal if rational management was adopted

    不同退化系列,克氏種群雖發生了遺傳分化,遺傳多樣性略有降低但仍維持較高的水平,且與正常草地間有基因流,只要採取合理的草地利用措施,減輕放牧壓力,退化草地即可恢復,若採取人工補播正常種群種子,將會加快退化種群的恢復進程。
  18. With the constantly strengthen of simulated photosynthetic radiation, there had no significantly increasing of the water use efficiency, even a little bit decreasing

    有效光輻射的減小不會降低貝加爾的光合積累,在一定程度上提高了水分利用效率。
  19. As simulated photosynthetic radiation strengthened from 0 to 800 mol - m - 2s - 1, the water use efficiency of vegetative and reproductive shoots had a trend of suddenly increasing

    本研究認為, co 。濃度升高能夠促進c3光合途徑植物貝加爾的初級生產,顯著提高水分利用效率,增強其生存競爭能力。
  20. With intensifying of simulated photosynthetic radiation, the photosynthesis rates for all the shoots were increasing before radiation intensity reached 1200 - 1400 mol - m - 2 - s1 and 1000 - 1200 mol - m - 2s - 1 respectively for vegetative shoots and reproductive shoots

    由此可見,大氣污染、煙霧和氣溶膠導致的有效光輻射的減小對貝加爾的光合積累影響較小,而水分利用效率則能有所提高。
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