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ESTIMATION OF LEAF AREA INDEX USING GROUND SPECTRAL MEASUREMENTS OVER AGRICULTURE CROPS: PREDICTION CAPABILITY ASSESSMENT OF OPTICAL INDICES
Hyperspectral Precision agriculture Modelling Algorithm development Spectral indices LAI
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2015/7/29
Leaf area index (LAI) is a key canopy descriptor that is used to determine foliage cover, and predict photosynthesis and
evapotranspiration in order to assess crop yield. Its estimation from remote ...
The effect of leaf presence on the rooting of stem cutting of bitter melon and on changes in polyamine levels
Momordica charantia Polyamines Rooting Defoliation Propagation
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2013/3/4
The study was conducted to investigate the optimal hormone treatment for rooting in bitter melon and the effect of defoliation on rooting and polyamine levels. Commercial preparation (diluted 1:10 and...
Reduced nitrogen availability during growth improves quality in red oak lettuce leaves by minimizing nitrate content, and increasing antioxidant capacity and leaf mineral content
Lactuca sativa L. Hydroponic Phenolic Content Zinc Manganese Magnesium
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2013/3/5
Overuse of N in lettuce production can lead to environmental problems caused by leaching and the accumulation of harmful nitrates in edible tissues. This study investigated the effect of applied nitro...
Phytochemical characterization of the extracts of Aframomum danielli flower, leaf, stem and root
Phytochemical Aframomum danielli leaf flower stem root characterization
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2011/2/22
Phytochemical screening of methanol extracts of the leaves, flowers, stems and roots of Aframomum danielli revealed the presence of alkaloids, cardenolides, flavonoids and polyphenols. Fractions from ...
Effect of Mineral and Bio-NPK Soil application on Vegetative Growth, Flowering, Fruiting and Leaf Chemical Composition of Young Olive Trees
Coronaki olive Manzanillo olive fertilized Biofertilizer kotengin
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2010/11/15
The present study was carried out on one year -old trees of two olive cultivars, Coronaki as
oil cultivar and Manzanillo olive as double purpose cv. (table and oil) in a private farm located at Weste...
Comparative Effects of Spondias Mombin Leaf Extracts on Kidney Function Profile of Rabbits
Electrolytes urea creatinine Spondias mombin
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2010/11/15
The effects of aqueous and ethanolic leaf extracts of Spondias mombin Linn on the kidney
function profile rabbits were studied. Fifty-six rabbits, aged 8-12 months, were randomly divided into 7 group...
An Estimation of Leaf Area in Edible Canna(Canna edulis Ker.)
Canna edulis Ker Edible canna LAI Leaf area
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2009/8/6
An Estimation of Leaf Area in Edible Canna(Canna edulis Ker.).
Varietal Difference in Leaf Senescence during Ripening Period of Advanced Indica Rice
Indica rice Leaf senescence Nitrogen Oryza sativa L.
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2009/8/6
The study has been carried out to evaluate varietal difference in leaf senescence during the ripening period in relation to sink size and nitrogen application. Leaf senescence was early in the medium...
A Convenient Method for Determining the Effect of Abscisic Acid on the Stomatal Aperture of Rice (Oryza Sativa L.) by Feeding Solution to the Leaf Tip
Abscisic acid Oryza sativa L Stomatal conductance Wilting
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2009/7/31
We established a convenient method for determining the effect of abscisic acid (ABA) solution on the stomatal aperture in wilting-sensitive plants such as rice (Oryza staiva L.). Water or ABA solutio...
Leaf Anatomy of Patchouli (Pogostemon patchouli) with Reference to the Disposition of Mesophyll Glands
Aromatic substances Electron microscopy Gland Idioblast Patchouli Plasmodesm Pogostemon
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2009/7/22
Two groups of secretory glands, epidermal and mesophyll types, were examined in the young leaves of patchouli plants with light and electron microscopes. The structural characteristics of the compone...
Effect of Nitrogen Application and Leaf Removal on the Metabolism of Carbohydrate in Leaves and Stems of Rice Plants at Ripening Stage
Carbohydrate metabolism Leaf clipping treatment Neck internade of panicle Nitrogen top dressing
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2009/7/21
Nitrogen topdressing and leaf removal were carried out on the rice variety Hitomebore immediately after heading and on Akitakomachi before heading, respectively.In the nitrogen topdressing(+N)plot, c...
A Specific Feature of Nitrogen Utilization Efficiency in Leaf Photosynthesis in Oryza glaberrima Steud
CO2 exchange rate Leaf nitrogen content Mesophyll conductance Nitrogen utilization efficiency
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2009/7/15
Specific characteristics in the photosynthetic response to nitrogen application were compare between Oryza glaberrima Stend. strains introduced from West Africa and O. sativa L. strains including japo...
Influence of Irrigation Level, Growth Stages and Cultivars on Leaf Gas Exchange Characteristics in Snap Bean (Phaseolus vulgaris) under Subtropical Environment
heat tolerance leaf water content leaf water potential photosynthesis water defici
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2009/6/10
This study was conducted to clarify the genotypic differences in diurnal variations in leaf gas exchange characteristics and the effect of irrigation levels, growth stages and cultivars on leaf water ...
基于椭球函数的棉花叶倾角分布动态模拟（Dynamic Simulation of Leaf Inclination Angle Distribution Based on Ellipsoidal Function）
棉花 叶倾角分布 椭球函数 动态模拟
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2009/5/22
根据试验资料，在系统分析棉花冠层叶倾角时空分布规律的基础上，将整个生育期分为4个生长阶段，并利用高斯五点距离法将冠层分为5层，用椭球分布函数模拟不同生育阶段、不同高度层上的叶倾角分布密度。模型能较全面地反映整个生育期冠层不同高度上的叶倾角分布情况，且方便用于分层的光合作用模型。利用不同播期的试验资料对模型进行验证，叶倾角频率分布的模拟结果与1∶1直线之间的决定系数R2和均方根误差（RMSE）分别为...
Variation in Biomass and Chemical Composition of Dominant Rangeland Plants During the Growing Season I. Changes in Biomass, Root/Shoot Ratio, Stem, Leaf, Flower Ratios
Dominant Rangeland Plants Growing Season Biomass Root/Shoot Ratio Stem Leaf
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2009/1/16
This study was conducted to determine annual variations in the below- and above-ground biomass, root/stem, stem, leaf and flower ratios of crested wheatgrass, subalpine brome, sheep fescue, junegrass,...