Results 11 to 20 of about 3,313,362 (294)

In Situ 3D Segmentation of Individual Plant Leaves Using a RGB-D Camera for Agricultural Automation

open access: yesSensors, 2015
In this paper, we present a challenging task of 3D segmentation of individual plant leaves from occlusions in the complicated natural scene. Depth data of plant leaves is introduced to improve the robustness of plant leaf segmentation. The low cost RGB-D
Chunlei Xia   +3 more
doaj   +2 more sources

Effect of heavy metal stress in plant metabolism of solanaceous plant species with emphasis on nitrogen assimilation [PDF]

open access: yes, 2011
Several plant species are able to accumulate and withstand large quantities of heavy metals in their tissues without dramatic alterations in their growth usually observed in plants. Such metal accumulating plants are tested and used for remediation of
Christofaki, Maria Ioannou
core   +7 more sources

Antidiabetic effect of Psychotria malayana Jack in induced type 1 diabetic rat

open access: yesMedisains, 2020
Background: Therapies for hyperglycemic treatment, including insulin and oral diabetes medications, have been confirmed to cause several side effects. Thus, finding new drugs with fewer side effects is of high importance.
Fairuz Fairuz   +2 more
doaj   +1 more source

The Functional Significance of Black-Pigmented Leaves: Photosynthesis, Photoprotection and Productivity in Ophiopogon planiscapus ‘Nigrescens’ [PDF]

open access: yes, 2013
Black pigmented leaves are common among horticultural cultivars, yet are extremely rare across natural plant populations. We hypothesised that black pigmentation would disadvantage a plant by reducing photosynthesis and therefore shoot productivity, but ...
Hatier, Jean-Hugues B.   +5 more
core   +2 more sources

Research in phenolic compounds in leaves of non-pharmacopoeial species of the genus Salvia from Ukrainian flora

open access: yesAktualʹnì Pitannâ Farmacevtičnoï ì Medičnoï Nauki ta Praktiki, 2019
The search for new sources of biologically active substances of phenolic nature is a topic task of the modern pharmaceutical industry and science to expand the domestic raw material base of medicinal plants and to create new medicines based on them ...
M. M. Myha   +4 more
doaj   +1 more source

Assessment of the dust catching capacity of the leaves of some plant species growing along the road sides

open access: yesEnvironment Conservation Journal, 2014
The present study has been carried out to assess the dust catching capacity of the leaves of five different species viz. Alstonia scholaris Linn., Cassia siamea Lam., Morus alba L., Nerium indicum L. and Thevitia peruviana (Pers.) K.
Anil K. Raina, Priyanka Sarin
doaj   +1 more source

Surface Density of the Spongy and Palisade Parenchyma Layers of Leaves Extracted From Wideband Ultrasonic Resonance Spectra

open access: yesFrontiers in Plant Science, 2020
The wide band and air-coupled ultrasonic resonant spectroscopy together with a modified Simulated Annealing metaheuristic algorithm and a 1D layered acoustic-model are used to resolve the structure of plant leaves.
T. E. G. Alvarez-Arenas   +5 more
doaj   +1 more source

Induction Kinetics of Photosystem I-Activated P700 Oxidation in Plant Leaves and Their Dependence on Pre-Energization [PDF]

open access: yes, 2010
Absorbance changes ¿A 810 were measured in pea (Pisum sativum L., cv. Premium) leaves to track redox transients of chlorophyll P700 during and after irradiation with far red (FR) light under various preillumination conditions in the absence and presence ...
Bulychev, A.A., Vredenberg, W.J.
core   +1 more source

Regulation of fructan metabolism in barley leaves [PDF]

open access: yes, 2004
Fructans, the polymers of fructose (Fru), are major non-structural storage carbohydrates in the vegetative tissues of many higher plants including temperate forage grasses and cereals, as well as major crop plants such as wheat and barley.
Nagaraj, Vinay Janthakahalli
core   +1 more source

Air Pollution Effects in Some Plant Leaves Morphological and Anatomical Characteristics within Baghdad City. Iraq [PDF]

open access: yesEngineering and Technology Journal, 2019
The present study examined the air pollutants effects in seven plant species leaves, Olea europea L., Zizphus spina-christi L. Desf., Conocarpus lancifolius Engl., Albizia lebbeck L. Benth., Eucalyptus camaldulensis Dehnh., Clerodendron inermis L. Graeth
Abdul Hameed Al-Obaidy   +2 more
doaj   +1 more source

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