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Leaf area index

Modelling and predicting of MODIS leaf area index time series based on a hybrid SARIMA and BP neural network method

Modelling and predicting of MODIS leaf area index time series based on a hybrid SARIMA and BP neural network method

... Abstract: The modeling and predicting of vegetation Leaf area index (LAI) is an extremely important indication factor for growth status of vegetation. However, the time series of MODIS LAI include ...

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DRY MATTER PRODUCTION, LEAF AREA INDEX AND GROWTJ-' RATES OF SHORT AND LONG DURATION INTERCROPS

DRY MATTER PRODUCTION, LEAF AREA INDEX AND GROWTJ-' RATES OF SHORT AND LONG DURATION INTERCROPS

... With this objective, intercropping effects on dry matter production, leaf area index and growth rates of crop, leaf and reproductive part of early component (sorghum, black[r] ...

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Ground cover and leaf area index relationship in a grass, legume and crucifer crop

  Ground cover and leaf area index relationship in a grass, legume and crucifer crop

... between leaf area index (LAI) and ground cover (GC) in a grass, a legume and a crucifer crop, and to assess the feasibility of using these relationships as well as LAI-2000 readings to estimate ...

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Leaf Area Index (LAI) estimation of boreal forest using wide optics airborne winter photos

Leaf Area Index (LAI) estimation of boreal forest using wide optics airborne winter photos

... A new airborne method is presented here for leaf area index estimation. The basic technique is the same as used in hemispherical photo analysis [10,12]. The difference is just that the background is ...

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The effect of leaf area index on potatoes yield in soils contaminated by some heavy metals

The effect of leaf area index on potatoes yield in soils contaminated by some heavy metals

... of leaf area index (L, LAI), on yield of tubers in soils contaminated by cadmium, arsine and beryllium, was ...of leaf area index during three experimental ...of leaf ...

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The interdependence between the leaf area index value and soil protecting effectiveness of selected plants
 

The interdependence between the leaf area index value and soil protecting effectiveness of selected plants  

... the suspension was randomly collected and after filtrating through a medium hard filter the mass of the surface runoff was determined. The sediment together with the filter were dried at a temperature of 105°C, then cooled ...

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A Mixed Data-Based Deep Neural Network to Estimate Leaf Area Index in Wheat Breeding Trials

A Mixed Data-Based Deep Neural Network to Estimate Leaf Area Index in Wheat Breeding Trials

... Abstract: Remote and non-destructive estimation of leaf area index (LAI) has been a challenge in the last few decades as the direct and indirect methods available are laborious and time-consuming. ...

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An Estimation of Crop Leaf Area Index Using Image Processing and GSM Technology

An Estimation of Crop Leaf Area Index Using Image Processing and GSM Technology

... the Leaf Area Index for estimating the plant growth and to provide an analysis of the plant quality to check if the plant is in a good condition or ...

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Estimating the crop leaf area index using hyperspectral remote sensing

Estimating the crop leaf area index using hyperspectral remote sensing

... The leaf area index (LAI) is an important vegetation parameter, which is used widely in many applications. Remote sensing techniques are known to be effective but inexpensive methods for estimating ...

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An evaluation of MODIS 8- and 16-day composite products for
monitoring maize green leaf area index

An evaluation of MODIS 8- and 16-day composite products for monitoring maize green leaf area index

... green leaf area index (GLAI) can be used to assess crop physiological and phenological sta- tus, to assess yield potential, and to incorporate in crop simulation ...vegetation index with root ...

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 Estimation of leaf area index and assessment of its allometric equations in oak forests: Northern Zagros, Iran

 Estimation of leaf area index and assessment of its allometric equations in oak forests: Northern Zagros, Iran

... is leaf area index (LAI) (Beadle 1997; López-Serrano et ...one-sided leaf area per unit ground area (De- blonde et ...tal leaf biomass of the trees to generate the total ...

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Potential and Limits of Retrieving Conifer Leaf Area Index Using Smartphone Camera Sensors

Potential and Limits of Retrieving Conifer Leaf Area Index Using Smartphone Camera Sensors

... Plant leaf area index (LAI) is a key characteristic affecting field canopy ...conifer leaf-growing ...fraction, leaf projection ratio, sensor field of view (FOV), and viewing zenith ...

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Validating and linking the GIMMS leaf area index (LAI3g) with environmental controls in tropical Africa

Validating and linking the GIMMS leaf area index (LAI3g) with environmental controls in tropical Africa

... Leaf area index (LAI) is defined as one half of the total leaf surface area per unit ground surface area (projected on the local horizontal ...

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Observation and Cloud Storage of Crop Leaf Area Index Using Wireless Sensor Network

Observation and Cloud Storage of Crop Leaf Area Index Using Wireless Sensor Network

... of leaf area index in far flung areas using the advanced technique of cloud computing and to retrieve the data’s as it is ...the Leaf area index value varies. In figure 8(b) the ...

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Influences of Leaf Area Index estimations on water balance modeling in a Mediterranean semi-arid basin

Influences of Leaf Area Index estimations on water balance modeling in a Mediterranean semi-arid basin

... Abstract. In the present work, the role played by vegetation parameters, necessary to the hydrological distributed mod- eling, is investigated focusing on the correct use of remote sensing products for the evaluation of ...

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Comparison of Landsat-8 and Sentinel-2 Data for Estimation of Leaf Area Index in Temperate Forests

Comparison of Landsat-8 and Sentinel-2 Data for Estimation of Leaf Area Index in Temperate Forests

... plant area index, rather than an actual leaf area ...study area, the weather conditions in the Bavarian Forest change very quickly, and therefore it can be assumed that the results ...

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A leaf area index data set acquired in Sahelian rangelands of Gourma in Mali over the 2005–2017 period

A leaf area index data set acquired in Sahelian rangelands of Gourma in Mali over the 2005–2017 period

... the leaf area index, LAI, as one of the main terrestrial essential climate variables, ECVs, to be monitored from systematic long-term satellite and in situ measurements (GCOS, 2011; Bojinski et ...

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Simulation of Growth and Leaf Area Index of Quality Protein Maize Varieties in the Southwestern Savannah Region of the DR Congo

Simulation of Growth and Leaf Area Index of Quality Protein Maize Varieties in the Southwestern Savannah Region of the DR Congo

... Logistic and exponential approaches have been used to simulate plant growth and leaf area index (LAI) in different growing conditions. The objective of the present study was to develop and evaluate ...

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The effect of light availability on leaf area index, biomass production and plant species composition of park grasslands in Warsaw

The effect of light availability on leaf area index, biomass production and plant species composition of park grasslands in Warsaw

... Yang F., Sun Y., Fang H., Yao Z., Zhang J., Zhu Y., Song K., Wang Z., Hu M. (2012): Comparison of different methods for corn LAI estimation over northeastern China. International Journal of Applied Earth Observation and ...

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Leaf area index assessment for tomato and cucumber growing period under different water treatments

Leaf area index assessment for tomato and cucumber growing period under different water treatments

... The aim of this study was to assess the leaf area index (LAI) of tomato and cucumber using an AccuPAR-LP- 80-ceptometer to find the influence of irrigation. LAI was also determined by destructive ...

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