• Leaf area index (LAI) is a dimensionless quantity that characterizes plant canopies. It is defined as the one-sided green leaf area per unit ground surface...
    16 KB (1,947 words) - 19:14, 23 December 2024
  • Specific leaf area (SLA) is the ratio of leaf area to leaf dry mass. The inverse of SLA is Leaf Mass per Area (LMA). Specific leaf area is a ratio indicating...
    14 KB (1,560 words) - 07:12, 19 May 2024
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    canopies, as well as to estimate aspects of canopy structure such as leaf area index. Detailed treatments of field and analytical methodology have been...
    22 KB (3,157 words) - 21:28, 15 December 2023
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    regions. Satellite measurements found increasing leaf area index for 25% to 50% of Earth's vegetated area over the past 35 years (i.e., a greening of the...
    31 KB (4,912 words) - 08:04, 10 May 2025
  • Thumbnail for Normalized difference vegetation index
    of vegetation properties from the value of this index. Typical examples include the Leaf Area Index, biomass, chlorophyll concentration in leaves, plant...
    27 KB (3,583 words) - 23:10, 15 April 2025
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    the Earth's surface. Measurements of vegetation attributes include leaf area index (LAI), percent green cover, chlorophyll content, green biomass and...
    17 KB (1,801 words) - 11:04, 7 November 2024
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    Difference Vegetation Index (NDVI) is chlorophyll sensitive, the EVI is more responsive to canopy structural variations, including leaf area index (LAI), canopy...
    9 KB (1,135 words) - 00:18, 9 March 2025
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    development of leaves Leaf area index Leaf protein concentrate Leaf sensor – a device that measures the moisture level in plant leaves Leaf shape Vernation –...
    114 KB (11,815 words) - 18:17, 17 May 2025
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    increases with density, but also the Leaf Area Index (LAI, leaf area per ground area). The higher the Leaf Area Index, the higher the fraction of intercepted...
    10 KB (1,268 words) - 18:48, 16 May 2025
  • ground area, Ag the ground area occupied by a crop, A the total amount of leaf area on that ground area, and LAI the Leaf Area Index, the amount of leaf area...
    18 KB (2,730 words) - 16:19, 18 March 2025
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    problem. Only a low proportion of the incoming light is absorbed. The leaf area index of cumin is low (about 1.5). This might be a problem because weeds...
    28 KB (2,975 words) - 04:38, 14 May 2025
  • case of certain maize varieties, but tend to use a trapezoidal or leaf area index (LAI) curve for common crop or vegetation canopies. Stress coefficients...
    3 KB (397 words) - 18:30, 20 August 2023
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    precipitation in temperate climate. The interception depends on the leaf area index and what kind of leaves they are. Interception may increase erosion...
    4 KB (459 words) - 01:12, 18 December 2024
  • surface. The stomatal conductance gs accounts for the effect of leaf density (Leaf Area Index), water stress, and CO2 concentration in the air, that is to...
    12 KB (1,589 words) - 16:15, 22 December 2024
  • Thumbnail for Canopy (biology)
    arrangement (three-dimensional geometry) of a plant canopy. Leaf area index, leaf area per unit ground area, is a key measure used to understand and compare plant...
    13 KB (1,683 words) - 20:35, 3 May 2025
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    Detailed vegetation and forest monitoring and parameter generation (e.g. leaf area index, chlorophyll concentration, carbon mass estimations) Observation of...
    22 KB (1,957 words) - 17:37, 20 October 2024
  • assimilation of carbon dioxide in vegetation in conjunction with the leaf area index. FAPAR can also be used as an indicator of the state and evolution...
    3 KB (308 words) - 20:34, 12 February 2025
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    production; PFT, plant functional type; SAW, soil available water; LAI, leaf area index; I, solar radiation; T, air temperature; Wr, root zone water supply;...
    18 KB (1,687 words) - 16:49, 12 October 2024
  • needed] Land surface characteristics such as surface albedo, leaf area index, vegetation index and surface temperature are derived from satellite imagery...
    4 KB (451 words) - 22:54, 7 June 2022
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    adult leaves that have non photosynthesising tissue. LAI Index (Leaf Area Index): measures the leaf surface per m2 of meadow. Coefficient "A": percentage...
    22 KB (2,747 words) - 22:18, 7 May 2025
  • were 50  cm taller had twice the leaf area index, reached anthesis 7 days later and had a 30% higher harvest index than C0 (Table 1) [clarification needed]...
    13 KB (1,782 words) - 05:52, 12 April 2025
  • Leaf plastocron index is a measure of plant leaf age based on morphological development (the plastochron). It is useful in studying plant development requiring...
    10 KB (1,597 words) - 18:24, 7 December 2024
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    During the growth and maturation stage, water deficits will reduce the leaf area index and lead to barrenness, which negatively affects photosynthesis and...
    60 KB (6,417 words) - 11:10, 31 March 2025
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    angle, and placement of the leaves (which can be measured by the leaf area index and leaf angle distribution), as well as the albedo of the background soil...
    6 KB (715 words) - 18:04, 31 December 2023
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    019. Zhao, Kaiguang; Popescu, Sorin (2009). "Lidar-based mapping of leaf area index and its use for validating GLOBCARBON satellite LAI product in a temperate...
    128 KB (14,548 words) - 20:47, 17 May 2025
  • accommodation without cutting down an area of forest. Canopy (biology) Leaf Area Index Nalini Nadkarni, American ecologist who pioneered the study of Costa...
    5 KB (597 words) - 17:59, 28 July 2023
  • Thumbnail for Effects of climate change on agriculture
    Elizabeth A (13 March 2023). "Reductions in leaf area index, pod production, seed size, and harvest index drive yield loss to high temperatures in soybean"...
    159 KB (22,481 words) - 15:38, 19 May 2025
  • gross primary productivity (GPP), net primary productivity (NPP), and leaf area index (LAI), can provide insights into the reactions of ecosystems to flash...
    6 KB (472 words) - 15:22, 27 November 2024
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    ISSN 1680-7324. Li Q, Lu X, Wang Y, Huang X, Cox PM, Luo Y (November 2018). "Leaf Area Index identified as a major source of variability in modelled CO2 fertilization"...
    81 KB (11,000 words) - 17:20, 27 April 2025
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    moisture, resulting in complex and highly variable relationships between leaf area index (measuring light interception) and moisture loss: more generally plants...
    93 KB (9,833 words) - 01:28, 6 May 2025