leaf area
The evaluation of leaf area by the grapewine
... nological stage of fl owering. The varieties Hibernal, Müller Thurgau, Sauvignon blanc, Saint Laurent, Zweigeltrebe have adequate proportion of leaf area and carry-over. On the contrary the varieties Ran- ...
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Effect Of NPK Micro Doses Fertilizer On Leaf Area, Leaf Area Index And Pods And Hay Yield Of Six Genotypes Of Groundnut North Kordofan State-Sudan
... cultivated area in North Kordofan is located in poor sandy soil under low amount and bad distribution of rain fall, added to the use of low yield genotypes (Ishag, ...the area (Osman, ...and leaf ...
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Design and Development of Software for the Implementation of Image Processing Approach for Leaf Area Measurement
... accurate. Leaf area meters have been widely adopted for these measurements because of their ease of ...measuring leaf area by hand with a sampling grid is time consuming (Landis et al ...Also, ...
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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 the LAI ...
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Modeling of the Leaf Area of Maytenus obtusifolia Mart from Scanned Images
... However, the unidimensional models in which they used L or W as indepen- dent variable presented higher values of MAE and RMSE , in addition to index d more distant of one. These models generated with only a linear ...
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Relation between leaf area and dimensions of selected medicinal plants
... research, leaf area prediction models were developed for some leaf-used medicinal plants namely Calamintha nepeta, Datura stromonium, Melissa officinalis, Mentha piperita, Nerium oleander, Origanum ...
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Improving Leaf Area Index Retrieval over Heterogeneous Surface
... during leaf fall in traps of certain area distributed below the ...The area of the collected leaves can be measured using a leaf area meter or an image scanner and image analysis ...
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Growth and Leaf Area Dynamics of Short-Rotation Populus Genotypes.
... Weiskittel et al. 2009). However, unlike the allometric equations typically developed for branch-level leaf area, our analysis found that BH was a better predictor of leaf area than relative ...
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Predicting plant leaf area production: shoot assimilate accumulation and partitioning, and leaf area ratio, are stable for a wide range of sorghum population densities
... and leaf area and shoot dry matter partitioning were quanti®ed weekly at individual culm ...and leaf area index, and between shoot dry weight accumulation and amount of intercepted radiation, ...
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IMAGE PROCESSING METHOD TO MEASURE SUGARCANE LEAF AREA
... sugarcane, leaf width is correlated strongly with stalk diameter and varies from about 20mm to 60mm in commercial ...the area by above methods. In this method, leaf area is determined by using ...
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Using Hyperspectral Remote Sensing to Estimate Leaf Area Index of Loblolly Pine Plantations
... estimate leaf area of loblolly pine stands (this study and Chapter 1) as well as other forest types (Running et ...of leaf area and forest production in different soil-climate ...of ...
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EVALUATING TWO NON-LINEAR REGRESSION MODELS IN WINTER CEREALS LEAF AREA GROWTH
... and leaf area index (LAI) are known as important variables linked to several ecological and environmental driving factors (Demirsoy et ...Crop leaf area amount strongly depends on plant ...
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The effect of leaf area index on potatoes yield in soils contaminated by some heavy metals
... the leaf area gradually decreased. This trend is distinc- tive for variety Korela. There was a statistically signifi- cant difference between years 1999 and 2000 and between 1999 and 2001. Between years ...
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The interdependence between the leaf area index value and soil protecting effectiveness of selected plants
... In other studies concerning the effect of LAI value increase on the intensity of surface wash, it was found that the increase in LAI is directly proportional to interception (Appelmans et al. 1980, Bui and Box 1992, ...
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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 angle ...
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Observation and Cloud Storage of Crop Leaf Area Index Using Wireless Sensor Network
... The Main element of data processing unit is controller. The use of controller eliminates the usage of an additional block of ADC, improves the storage capability and also the controller has a devoted input and often the ...
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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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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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An Estimation of Crop Leaf Area Index Using Image Processing and GSM Technology
... An automated system has been introduced to intimate the landowner about plant growth in terms of Leaf area, quality and disease occurrence through GSM. In addition, the humidity levels of the environment ...
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Anti erosion effectiveness of selected crops and the relation to leaf area index (LAI)
... Soil erosion is a great problem in agriculture on a global scale and the annual losses of soil amounted to 75 billion tons (Pimental et al. 1995, Crosson 1997). These losses depend on the in- tensity of water percolation ...
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