闊葉草本 的英文怎麼說
中文拼音 [kuòyècǎoběn]
闊葉草本
英文
forb-
Annual broadleaf and grass weeds are major problems.
主要問題是一年生闊葉雜草和禾本科雜草。In this paper, two major types, the natural vegetation and crop vegetation in luota are studied. we can gain the different distributive area by remote sensing technology, in accordance with conifer forest, broadleaf forest, thick shrub forest, shrub forest, herbs shrub forest, herbs naked rock and crop vegetation. the valuation of the output of standing trees, water conserbancy, soil conserbation to control erosion and purify the air is the main basis which is used to value the functions of the forest ecosystem of the conifer forest and broadleaf forest of luotathe result reveal that the total ecological function value of the forest which area is 1388. 8 hm2 is estimated up to 18. 36 million yuan per annum. the synthetic valuation system of luota vegetation is put forward by the valuation of per hm2 in evergreen - deciduous forest, conifer forest, conifer and broadleaf forest, broadleaf forest, scatteredtree - shrub forest, coppice - shrub forest, herbs shrub forest, econamic crop and cereal crops. the plant resources is valued according to the ornamental and green plant. lumber trees and medical plant. ornamental plant includes hosta plantaginea. lilium brownii van viridulum, spiraea cantomiensis and so on. lumber tuees includes zzzelkova schneideriana, emmenopterys henryi, catalpa fargesii and so on
本文把洛塔現存植被分為自然植被與栽培植被兩大類進行研究，通過遙感技術對現存植被按針葉林、闊葉林、密灌、灌叢、草灌、荒草裸巖、農作物植被等類型進行分佈面積的統計，在此基礎上，以林產品價值、涵養水源價值、保護土壤價值和凈化空氣價值作為估算的主要參考依據，對已成林的針葉林與闊葉林進行森林生態系統的價值估算，得出面積為1388 . 8hm ~ 2的針葉闊葉林的森林生態價值為1836 . 37萬元，參照這一生態價值量，把洛塔植被按常綠落葉林、針葉林、針闊混交林、闊葉林、疏林?灌叢、矮灌叢、荒草灌叢、經濟作物和糧食作物，以每hm ~ 2的價值量提出了洛塔植被的綜合價值體系。The species richness and diversity index order of coniferous and broad - leaf forest and evergreen broad - leaf forest in different geology plots was as follows : shrub layer > herb layer > tree layer ; in shrub plots, the order was herb layer > shrub layer. in general jsw, jsi and ea index order was herb layer > shrub layer > ree layer. that indicated that the species of tree and shrub in karst area distributing is not even, and the species, which are dominant and adapt to the karst environment are cleaer
不同地區樣地針闊混交林和常綠闊葉林物種豐富度指數、多樣性指數均表現為灌木層草本層喬木層，而在灌叢樣地，物種豐富度和多樣性指數表現為草本層灌木層；整體上，石灰巖地區樣地jsw 、 jsi和ea指數為草本層灌木層喬木層；砂頁巖地區樣地為灌木層草本層喬木層。Especially in the north slope, the broad - leaved wood of red pine, the animal ( insect ), plant ( tall tree, shrub, herb ) and the tree grows plentiful. the living creature is numerous, and the complete vegetative chain of formation is with the food net, provided the proper and living space for the animal ( insect ) and plant ( tall tree, shrub, herb )
長白山作為我國北方溫帶地區最高的山峰，保存了最為典型和完整的森林生態系統，特別是在長白山北坡的紅松闊葉林帶，樹種豐富，生物繁多，形成完整的食物鏈和食物網，對生活于其中的動物（昆蟲） 、植物（喬木、灌木、草本）提供了適宜的生活空間。The results were following : ( l ) generally, all four indices showed the similar variation patterns in species diversity ; ( 2 ) generally speaking, the order of species diversity indices changed with the pattern : shrub layer tree layer herb layers ; ( 3 ) the species diversity of evergreen broadleaved forests was larger than that of warm conifer forests ; ( 4 ) the species diversity of forests in meizi lake area has been affected by human factors
結果表明： （ 1 ）梅子湖森林植被樣地物種多樣性測度的結果，上述4種指標總體上表現出相同的變化趨勢。門）總體看來， 14個樣地的物種多樣性指數在群落不同層次的變化規律為：灌木層喬木層草本層。 （ 3 ）不同植被類型的物種多樣性特徵是：常綠闊葉林暖性針葉林。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。During the little ice age precipitation is little. due to different resolution, every record has difference in detail and also reflects area character
結合孢粉資料分析，在冷暖氣候變化中本區植被類型變化不大，以落葉闊葉木本植被為主，草本植被為輔。The area of plot sampling in every typical community locality on the small protected area in huangyinling were 1 600m2. the site factors were investigated by the method of forest community investigation, and the species, body number, height, d. b. h., coverage of herbage and so on were recorded
在黃茵嶺生態保護小區中亞熱帶常綠闊葉林中設置樣地，每個群落的樣地調查面積均為1600m ~ 2 ，採用森林群落的調查方法，調查立地因子，記錄群落植物的物種名、個體數、高度、胸徑、草本層蓋度等。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。分享友人