種生物量 的英文怎麼說
中文拼音 [zhǒngshēngwùliáng]
種生物量
英文
species biomass- 種 : 種名詞(姓氏) a surname
- 生 : Ⅰ動詞1 (生育; 生殖) give birth to; bear 2 (出生) be born 3 (生長) grow 4 (生存; 活) live;...
- 物 : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 生物 : living things; living beings; organisms; bios (pl bioi bioses); biont; thing; life生物材料 biol...
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The order of four soil biochemical intensity being sensitive to heavy metal pollution indicated as : nitrification > nitrogen fixation > decomposition of cellulose > ammonification. however, soil microbial biomass c : n ratio increased with the increasing of heavy metals level
幾種生化作用強度的下降順序為硝化作用固氮作用纖維素分解強度氨化作用;但土壤微生物生物量碳氮比則隨著重金屬污染水平的升高而增加。The study investigated aboveground growths of caragana korshinskii and artemisia ordosica planted in four modes, revealing that in different planting modes their densities, heights and canopy width and biomasses remained unchanged or tended to decrease slightly ; the young shoots of a. ordosica annually grew in a s - shaped cure and the young shoots of c. korshinskii grew fast in spring and grew slowly or cease to grow from july on ; the biomasses and leaf area indexes of c. korshinskii and a. ordosica annually varied in a double peak curve and there were 8 annual plants that invaded in the four planting modes and formed higher coverage ; the quadrat with only a. ordoska appeared to have obviously lower coverage and biomass that the other three quadrats
摘要對騰格里沙漠東南緣2種人工植被檸條和油篙在4種配置方式下地上部分的生長動態進行了研究,結果表明:不同配置方式下它們的密度、高度、冠幅和生物量基本不變或略微呈下降趨勢;油篙新梢的年生長動態呈s型曲線,檸條新梢春季生長速度較快, 7月份以後生長速度緩慢或基本停止生長;檸條、油篙地上生物量和葉面積指數的年變化均表現為雙峰型, 4種配置方式下共有8種1年生植物人侵,並具有較高的植被蓋度;同其它3個樣地相比,純油篙樣地1年生植物的密度、蓋度和生物量明顯偏低。The method of modified simplex was applied to optimize the models, and the fitting results show that liu - logistic model was more suitable than logistic model to the actual growth trend of form. taxus chinensis var. mairei population, and the highest growth rate of basal area was the tenth age class, namely the phase when breast diameter was 68 ~ 76 cm
以胸高斷面積代替種群生物量,分別採用logistic常規模型及劉金福提出的logistic改進模型對南方紅豆杉種群的增長動態進行研究,運用改進單純形法對模型進行優化,擬合結果表明改進模型比logistic常規模型更符合南方紅豆杉種群的增長趨勢,南方紅豆杉種群的最大增長速度出現在第10齡級,即胸徑為68 76cm時期。Biometrics promises identities that are virtually impossible to steal, impersonate or misplace
這種生物科技測量標準的特徵是近幾乎不可能被偷取,假扮,或誤置The total shoot dry weight was highest in no barrier treatment but the total mn uptake was not significantly different among three root barrier treatments ( no barrier, mesh barrier and solid barrier ) in wheat - chickpea intercropping system. in general, the results from the present study revealed that wheat growth and mn nutrition can be improved by wheat - rape and / or wheat - chickpea intercropping systems through interspecific interaction
小麥油菜種植體系的總生物量不受根系分隔方式的影響,但總吸錳量以根系不分隔處理較低;小麥鷹嘴豆種植體系的總生物量以根系不分隔處理的最高,而總吸錳量在不同根系分隔方式間無顯著差異。Soil collembolan is deemed as an epitome of soil invertebrate and medium - sized soil animals because of its abundance in species and hugeness in biomass
摘要土壤彈尾目昆蟲作為無脊椎動物和中型土壤動物的典型代表,其具有豐富的種類和巨大的生物量,在重金屬污染環境評估中具有十分重要的地位和獨特的優勢。In terms of culm size, biomass, distribution and adaptability, 33 bamboo species with potential value for energy - oriented use are listed in this paper, among which 14 being sympodial, 18 monopodial and 1 amphipodial
摘要根據竹子個體大小、生物量高低及其分佈狀況和適應性,文中列出了33種具有潛在能源化利用價值的竹種,其中,合軸叢生或散生型14種,單軸散生型18種,復抽混生型1種。The schnute model work well in full explored stocks such as scenario 1, 3, 4 and 5, especially in low biomass stocks such as scenario 3, but not suitable to the under explored stocks such as scenario 2. the w - h model generally performed well in all kind of scenarios especially in scenario 1, 4, and 5. in the swordfish, xiphias gladius, fishery, estimation of w - h model and d - fox model produced msy about 14000 ton, very near the result of prager in 1996
四種剩餘產量模型在充分捕撈且管理良好的漁業1中評估效果較好而在捕撈不足的漁業2中效果較差; schnute模型在充分捕撈的漁業如漁業1 、 3 、 4 、 5 、尤其是在低生物量的漁業3中評估效果較好,但不適合評估未充分捕撈的漁業,如漁業2 ; walters - hilborn模型( w - h模型)適用於各種漁業,尤其是漁業1 、 4 、 5 ;在過度捕撈漁業中如漁業3 、 4 ,模型對參數q的估計較其它參數接近真值;在北大西洋箭魚( xiphiasgladius )漁業的評估中, w - h模型和d - fox模型對msy的估計約為14000噸,接近於prager ( 1996 )的結果。The tiller - nodes of 6 species of rhizome grass, including leymus chinensis, hemarthriajaponica, arundinella hirta, calamagrostis epigeios, c. rigidula, hordeum brevisubulatum in songnen plain, can live at best for 2 to 5 years, and do 2 to 4 propagating generations which is the same as the age class of tiller in number. the age structure of population is an increasing model which the young tiller is more than the old at quantity and biomass. during the whole growing season, the age spectrum varies for each species
松嫩平原,羊草、牛鞭草、野古草、拂子茅、硬拂子茅和野大麥等6種根莖型禾草種群的分蘗節最多可以存活2 5個年度,可以進行營養繁殖2 4個世代,分蘗株的齡級數與分蘗節營養繁殖的世代數相同,在種群分蘗株的數量和生物量上,生長季的各個時期均以幼齡分蘗株占較大比例,呈現為明顯的增長型年齡結構,各種類的年齡譜組成各異。Earth ' s atmosphere, hydrosphere, lithosphere, and forms of life are continually changing in response to changes in solar input, movements of earth ' s crust, other natural changes, and changes brought about by humans and other living organisms ( dynamic - earth principle )
地球的大氣圈、水圈、巖石圈、及生物界一直持續在改變中,以回應太陽輸入能量的變化、地殼的飄移、及其它各種自然環境的變化,以及因人類與各種生物引起的改變。Another study on children and adult hypochondria suggests that the melatonin levels of psychiatric patients are lower than those of healthy people. the origin of melatonin melatonin exists in small quantities in many plant species, including oats, sweet corn, rice, ginger, tomatoes, bananas and barley
褪黑激素普遍存於地球上的各種生物體內,食物當中含量較多的有燕麥甜玉米米姜蕃茄香蕉大麥等,但是它們的含量的百分比均不高。Copper is a micronutrient that serves as an essential factor to all organisms
摘要銅是各種生物都必需的一種微量元素。Field germination, nodulation status and physical growth parameters of seedlings ( shoot and root length, vigor index, collar diameter, leaf number, fresh and dry weight of shoot and root and total dry biomass increment ) were recorded after three and six months of seed sowing
播種的3和6月後,記錄幼苗大田發芽、分枝狀況和其他物理生長參數(枝條或根長、活力指數、莖直徑、葉片數、分枝或根鮮重和干重、總的生物量干重增長)等。A year - rounded investigation on biomass of microcystis bloom, physiochemical factors and microcystin contents was conducted. also, the inhibitory test of microcystin on algae - lying bacteria was carried out
對富營養化池塘中微囊藻水華的生物量、各種理化因子及微囊藻毒素進行了年度調查,並開展了微囊藻毒素抑制細菌的試驗。67 - 154. 02 % ( no determinate in paddy field on quaternary red clay ), respectively. after organic amendments and fertilizers were added to the metsulfuron - methyl - contaminated soils, microbiai biomass c increased by 0. 23 - 113. 14 % in paddy field on desalting muddy polder, 0. 30 - 46. 48 % in blue clayed paddy, and 1. 82 - 83. 76 % in paddy field on quaternary red clay, respectively, microbiai biomass n in correspoading soils by 4. 27 - 67. 87 %, 5. 43 - 58. 36 % and 5. 05 - 95. 40 %, respectively, and microbiai biomass p by 6. 03 - 139. 59 % 4. 09 - 141. 26 % ( no determinate in paddy field on quaternary red clay ), respectively
( 4 )添加有機、無機物質后,勞去津除草劑污染的三種土壤中微生物生物量碳、氮隨培養時間變化的趨勢基本一致,即0 ~ 7d微生物生物碳、氮降低,但第7d時,添加有機、無機物質的處理中微生物生物量碳、氮均高於僅加養去津的處理和空白對照; 7 ~ 14d微生物生物量碳、氮迅速增加; 14 ~ 42d又下降, 42d后變化較小。For c. violaceum, it is moderate treatment that all the corresponding parameters have the maximal value. but it still was maximal for leaf biomass, lar, ramose number of stem, stem biomass and umbrella number of flower. and the rgr of drought treatment in january exceeded the saturation treatment largely, but the difference among treatments was small in april
川明參與明黨參和峨參相應的生長參數基本以中度水分條件下最大,但葉生物量、 lar 、葶分枝數、葶生物量和花傘數仍以飽和水分條件下最大;而1月份乾旱條件下的rgr遠高於其他兩種水分條件, 4月份則相差很小。The african lion is classified as vulnerable on the iucn red list of threatened species due to a continuing decline in the species ' population
由於數量年年減少,非洲獅目前被納為自然保育聯盟瀕臨絕種生物紅皮書清單上的一條。Acutesrata community. i get the conclusion through plenty of field survey and data analysis. ( 1 ). the pca analysis shows that the quercus aliena var
( 2 )相關分析表明:海拔、坡向、發育階段、生物量等是影響研究區物種多樣性分佈格局的主要因子。The density with the biodiversity increasing shows " m " model. ( 3 ) the correlation analysis shows : elevation, slope, development stage and biomass are main factors which affect the biodiversity pattern in the research region. the biodiversity of the quercus aliena var. acutesrata community shows the patterns with the elevation and slope affecting : on sunny slope, the species diversity increases with the elevation increasing below the attitude of 1640m and its climax is at this attitude ( the diversity index h = 1. 68 ), upward this point, the diversity index descends slowly. the evenness shows ascend trend with the elevation upward, its climax point at 1800m ( the evenness index jsw = 0. 78 ), then descending after this point
( 5 )通過分析,銳齒棟群落生物量與生物多樣性呈現如下關系:在海拔1500一170枷范圍內,銳齒棟群落生物量與物種多樣性之間呈單峰曲線關系;在海拔1700一1900m范圍內,生物量與物種多樣性之間呈不明顯的波動關系;在海拔1900一2100m范圍內,生物量隨物種多樣性的增加而增大,通過對不同高程內生物量與物種多樣性分析發現,隨著海拔的上升,最大生物量對應的物種多樣性略有增加趨勢;在相同海拔和坡向條件下,生物量與物種多樣性之間也呈典型的單峰曲線關系;群落凈生產力與物種多樣性之間總體上也呈單峰曲線關系。Biomass the weight or volume of living organisms of one particular species per unit area ( species biomass ), or of all the species in the community ( community biomass )
生物量:單位面積內某個特定物種中所有生物體的重量或體積(物種生物量) ,或群落中所有物種的重量或體積(群落生物量) 。分享友人