主要功(gong)能 使用 180 度魚眼鏡頭(tou)和高清晰(xi)度數(shu)(shu)碼相機從植(zhi)物(wu)冠層下方(fang)或森林(lin)地(di)面向(xiang)上獲(huo)取植(zhi)物(wu)冠層圖像(xiang)，然后(hou)通過處理影像(xiang)數(shu)(shu)據(ju)文件來獲(huo)取與冠層結構有(you)關的葉面積指數(shu)(shu)、光照(zhao)間隙及間隙分布狀況等參數(shu)(shu)。 通過(guo)分析輻射(she)(she)數據的相關信息，WinSCANOPY 能夠測算出冠層截(jie)獲(huo)的 PAR 以及(ji)冠層下方的輻射(she)(she)水平。其軟件可(ke)以計算輻射(she)(she)指標、冠層指標、測量地點的光線覆蓋(gai)狀況(kuang)及(ji)直射(she)(she)與漫射(she)(she)光的分布(bu)。 Mask 功能(neng)：View caps 屏蔽(bi)某一(yi)影(ying)像區(qu)(qu)域(yu)， 以便對特定(ding)的(de)區(qu)(qu)域(yu)中作出有效的(de)直接分析。 可在 0-360 度(du)轉角和方向(xiang)內(nei)(nei)任意設定(ding)。 圖表分析功能(neng)：直接輻(fu)(fu)(fu)(fu)射(she)、 漫輻(fu)(fu)(fu)(fu)射(she)、 總輻(fu)(fu)(fu)(fu)射(she)變(bian)化(hua)；一(yi)天內(nei)(nei)每(mei)個小(xiao)時(shi)內(nei)(nei)的(de)冠層上(shang)下的(de)輻(fu)(fu)(fu)(fu)射(she)變(bian)化(hua)；季節內(nei)(nei)特定(ding)天內(nei)(nei)的(de)每(mei)天輻(fu)(fu)(fu)(fu)射(she)變(bian)化(hua)；GAP 隨每(mei)個提升高度(du)或(huo)方向(xiang)上(shang)，以及LAI葉面積指數的(de)變(bian)化(hua)。
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測量參數 冠層結構測量參數(shu)(shu)：透(tou)光面積，間(jian)隙指數(shu)(shu)，葉(xie)面積指數(shu)(shu)（LAI），葉(xie)傾角(jiao)(jiao)分(fen)布（LAD） ，平均葉(xie)傾角(jiao)(jiao)（MLA），葉(xie)片投影系數(shu)(shu)，單(dan)株葉(xie)密度，叢生指數(shu)(shu)，單(dan)株 LAI，分(fen)析單(dan)獨葉(xie)面積和土壤覆(fu)蓋層非半(ban)球(qiu)圖片，個別冠層分(fen)析，間(jian)隙大小分(fen)配，全畫面魚眼圖像分(fen)析。 輻(fu)(fu)(fu)(fu)射(she)(she)測量參數：散射(she)(she)因(yin)(yin)子，林(lin)冠上方和(he)下(xia)方直接輻(fu)(fu)(fu)(fu)射(she)(she)和(he)散射(she)(she)，特殊時期的直接輻(fu)(fu)(fu)(fu)射(she)(she)及(ji)總輻(fu)(fu)(fu)(fu)射(she)(she)部(bu)分(fen)，直射(she)(she)、散射(she)(she)、總輻(fu)(fu)(fu)(fu)射(she)(she)因(yin)(yin)子，林(lin)冠下(xia)直射(she)(she)時間比率，地面坡度，每日光斑(ban)分(fen)布。 | |
應用領域 廣泛(fan)應用于園藝、農業(ye)、林業(ye)植物(wu)冠層(ceng)研究。 |  |
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主要技(ji)術參數 特點
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測(ce)量參數
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選購指南
產(chan)地：加(jia)拿大 Regent | |
參考文獻 原始數據(ju)來源：Google Scholar Xi B, Bloomberg M, Watt MS, Wang Y, Jia L (2016) Modeling growth response to soil water availability simulated by HYDRUS for a mature triploid Populus tomentosa plantation located on the North China Plain. Agricultural Water Management 176: 243-254. Woods NN, Miriti MN (2016) Ubiquitous germination among common perennial species in response to facilitated and unfacilitated microhabitats. Journal of Arid Environments 124: 72-79. Wang T, Kang F, Cheng X, Han H, Ji W (2016) Soil organic carbon and total nitrogen stocks under different land uses in a hilly ecological restoration area of North China. Soil and Tillage Research 163: 176-184. Strauch AM, Bruland GL, MacKenzie RA, Giardina CP (2016) Soil and hydrological responses to wild pig (Sus scofa) exclusion from native and strawberry guava (Psidium cattleianum)-invaded tropical montane wet forests. Geoderma 279: 53-60. Rej?ek M, Svátek M, ?ebesta J, Adolt R, Maděra P, et al. (2016) Loss of a single tree species will lead to an overall decline in plant diversity: Effect of Dracaena cinnabari Balf. f. on the vegetation of Socotra Island. Biological Conservation 196: 165-172. Feltrin RP, Will RE, Meek CR, Masters RE, Waymire J, et al. (2016) Relationship between photosynthetically active radiation and understory productivity across a forest-savanna continuum. Forest Ecology and Management 374: 51-60. Chianucci F, Disperati L, Guzzi D, Bianchini D, Nardino V, et al. (2016) Estimation of canopy attributes in beech forests using true colour digital images from a small fixed-wing UAV. International Journal of Applied Earth Observation and Geoinformation 47: 60-68. Chen D, Wang Y, Wang X, Nie Z, Gao Z, et al. (2016) Effects of branch removal on water use of rain-fed jujube (Ziziphus jujuba Mill.) plantations in Chinese semiarid Loess Plateau region. Agricultural Water Management 178: 258-270. Winter M-B, Ammer C, Baier R, Donato DC, Seibold S, et al. (2015) Multi-taxon alpha diversity following bark beetle disturbance: Evaluating multi-decade persistence of a diverse early-seral phase. Forest Ecology and Management 338: 32-45. Shabaga JA, Basiliko N, Caspersen JP, Jones TA (2015) Seasonal controls on patterns of soil respiration and temperature sensitivity in a northern mixed deciduous forest following partial-harvesting. Forest Ecology and Management 348: 208-219. Sebek P, Bace R, Bartos M, Benes J, Chlumska Z, et al. (2015) Does a minimal intervention approach threaten the biodiversity of protected areas? A multi-taxa short-term response to intervention in temperate oak-dominated forests. Forest Ecology and Management 358: 80-89. Samperio A, Prieto MH, Blanco-Cipollone F, Vivas A, Mo?ino MJ (2015) Effects of post-harvest deficit irrigation in ‘Red Beaut’ Japanese plum: Tree water status, vegetative growth, fruit yield, quality and economic return. Agricultural Water Management 150: 92-102. Samperio A, Mo?ino MJ, Vivas A, Blanco-Cipollone F, Martín AG, et al. (2015) Effect of deficit irrigation during stage II and post-harvest on tree water status, vegetative growth, yield and economic assessment in ‘Angeleno’ Japanese plum. Agricultural Water Management 158: 69-81. Moser A, R?tzer T, Pauleit S, Pretzsch H (2015) Structure and ecosystem services of small-leaved lime (Tilia cordata Mill.) and black locust (Robinia pseudoacacia L.) in urban environments. Urban Forestry & Urban Greening 14: 1110-1121. Hanula JL, Horn S, O’Brien JJ (2015) Have changing forests conditions contributed to pollinator decline in the southeastern United States? Forest Ecology and Management 348: 142-152. Crosby AD, Elmore RD, Leslie Jr DM, Will RE (2015) Looking beyond rare species as umbrella species: Northern Bobwhites (Colinus virginianus) and conservation of grassland and shrubland birds. Biological Conservation 186: 233-240. Coonen EJ, Sillett SC (2015) Separating effects of crown structure and competition for light on trunk growth of Sequoia sempervirens. Forest Ecology and Management 358: 26-40. Chen D, Wang X, Liu S, Wang Y, Gao Z, et al. (2015) Using Bayesian analysis to compare the performance of three evapotranspiration models for rainfed jujube (Ziziphus jujuba Mill.) plantations in the Loess Plateau. Agricultural Water Management 159: 341-357. Cavallero L, López DR, Raffaele E, Aizen MA (2015) Structural–functional approach to identify post-disturbance recovery indicators in forests from northwestern Patagonia: A tool to prevent state transitions. Ecological Indicators 52: 85-95. Capdevielle-Vargas R, Estrella N, Menzel A (2015) Multiple-year assessment of phenological plasticity within a beech (Fagus sylvatica L.) stand in southern Germany. Agricultural and Forest Meteorology 211–212: 13-22.
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