mixed forest 中文意思是什麼

mixed forest 解釋
混合森林
  • mixed : adj 1 混成的,混合的。2 混雜的,各式各樣的。3 男女混合(成)的;各階層混合成的。4 〈英國〉男女同...
  • forest : n. 福雷斯特〈姓氏,男子名〉。n. 1. 森林,山林。2. (英國)皇家狩獵場。vt. 在…造林;使長滿樹林,使成為森林。
  1. Studies on physical ch aracters of soil in mixed forest of chinese fir and paulownia

    杉木泡桐混交幼林地土壤的物理性質
  2. Rhizosphere soil nutrient and enzyme activity in mixed forest of casurina equisetifolia and pinus elliotti

    木麻黃濕地松混交林的根際土壤養分和酶活性研究
  3. Due to different exploitation intensity and ecological restoration measures used in hongchiba region, wuxi county, the vegetation have been formed a series of succession stages, i. e. herbaceous stage scrub - shrub stage - shrub - tree stage - pure larix daempferi conifer forest stage - pinus armandii needle broad - leaved mixed forest stage - natural deciduous broad - leaved forest

    巫溪縣紅池壩地區由於歷史上開發強度和生態恢復措施的不同,使當地植被形成了從草本群落灌木灌叢林灌過渡帶日本落葉松( larixdaempferi )針葉純林華山松( pinusarmandii )針闊葉混交林天然闊葉落葉林的一系列生態恢復演替階段。
  4. Latvian forests are located in a mixed forest zone consisting of northern coniferous and southern deciduous trees

    拉脫維亞森林位於混雜有北方針葉林和南方落葉林的森林帶。
  5. 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。
  6. The vegetation types are described of baishanzu national nature reserve in qingyuan county, zhejiang province. the surveyed area covered25thousand hm 2 in which27sample plots with20m 20m each were selected. based on the importance value of plant species, six vegetation types were devided, viz. evergreen broadleaved forest, evergreen and deciduous broadleaved mixed forest, coniferous and broadleaved mixed forest, coniferous forest, mountain dwarf forest, and mountain shrub and herbosa. floristic composition, community structure, and trend of community succession of each vegetation type are described

    對近20年來多次調查的資料進行系統整理,將百山祖植被主要劃分成6個植被類型:常綠闊葉林、常綠落葉闊葉混交林、針闊葉混交林、針葉林、山地矮林和山地灌草叢,其下可分為22個群系;同時對群落的種類組成、結構和演替趨勢作了概述。
  7. Study on growth amount and soil fertility of e. grandis 215 ; e. urophylla mixed forest

    巨尾桉混交林生長量及土壤肥力研究
  8. Build mixed forest, avoid large area pure forest

    營造混交林,防止大面積純林。
  9. Natural regeneration condition in pinus koraiensis broad - leaved mixed forest

    長白山紅松闊葉混交林森林天然更新條件的研究
  10. Energy change during decomposition of fine roots of chinese fir and tsoongiodendron odorum in a mixed forest

    混交林杉木觀光木細根分解過程能量變化
  11. Garrigue scrub woodland a secondary formation derived from the original mixed forest, characteristic of limestone areas of the mediterranean region, with low rainfall and thin, dry soils

    咖里哥宇群落:是(地中海區常綠矮灌木)多矮小植物,起源於原始混合森林的次級群落,該群落具有的低降雨量及稀薄幹燥的土壤,是地中海石灰巖地區的特徵。
  12. Venture into new paths or walk into overgrown area or mixed forest

    自行闖路,走草叢和雜樹林。
  13. Effect of human disturbance on coarse woody debris in korean pine and broad - leaved mixed forest on changbai mountain

    人為干擾對長白山紅松針闊葉混交林粗木質殘體的影響
  14. The species are the furthest abundant in mixed forest of evergreen broad leaf and deciduous broad leaf in middle altitude region ( from 500m to 1, 200m ) in two areas, followed by the mixed forest of coniferous leaf and broad leaf in middle altitude region ( from 1, 200m to 1, 600m ) of mangshan and the evergreen broad leaf forest in low altitude region ( under 500m ) of babaoshan. the biomass of the mollusca community is much bigger than any other areas and the superior species are quite apparent in low altitude region. the terrestrial mollusca are not discovered in high altitude region ( from 1, 600 to 1, 900 ) so far

    中海拔區( 500 1 , 200m )的常綠闊葉與落葉闊葉混交林帶陸生貝類物種最為豐富;次豐富的為莽山中海拔區( 1 , 200 1 , 600m )的針闊混交林帶和八寶山低海拔區( 500m以下)的常綠闊葉林帶;低海拔區( 500m以下)的常綠闊葉林帶陸生貝類的種群數量大,優勢種明顯;高海拔區( 1 , 600一1 , 900m )未發現陸生貝類。
  15. We only found the lijiang spruce and birch mixed forest on the north faced slope behind of the yangyuchang

    除了洋芋場村寨后北向坡面有麗江雲杉林與樺木混生的針闊葉混交林,此次調查路線上其它地方未見。
  16. A preliminary study on the dynamics of bio - available nitrogen in soils of pine - broadleaf mixed forest in dinghuashan biosphere reserve

    鼎湖山馬尾松針闊葉混交林土壤有效氮動態的初步研究
  17. Today, the forest has been fairly well reestablished, tending to a mixed forest of evergreen broad - leaf and deciduous broad - leaf trees in succession

    該群落的物種多樣性在同地區的次生林類型中處于較高水平,表明群落以前受到過中度干擾,目前的恢復狀況較好,群落的演替趨勢是常綠闊葉落葉闊葉混交林。
  18. The results showed that : the soil structure of forest was better than grassland, and the mixed forest was superior to the pure forest

    結果表明:各種林分的土壤結構明顯好於荒草地,不同林分類型中混交林分明顯優于單純林。
  19. The fractal dimension of the mixed forests were lower than the pure forests and grassland, and the soil weight diameter of the mixed forests were higher than the pure forests and grassland, which indicated that the mixed forest had best soil structure property in stability infiltration and water - holding ; the soil total porosity and the soil noncapillary porosity were different greatly between forest types, but the soil capillary porosity had little differ

    混交林分分形維數均低於單純林與荒草地,土壤重量平均直徑均高於單純林與荒草坡,說明混交林土壤結構穩定性最好,土壤通透性較好,具有較高的水土保持功能;不同林分類型之間,土壤總孔隙度與非毛管孔隙度差異較大,而毛管孔隙度的差別較小。
  20. Iii ) for artificial communities including herbaceous community, pure conifer and needle broad - leaved mixed forest, the poor niche configuration and serious niche overlap of component species made the composition structure of community be in an unstable state

    3 )人工構建的群落(包括草本群落、針葉純林和針闊混交林)其組成物種生態位配置差,生態位重疊大,造成群落組成結構不穩定。
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