24 research outputs found

    Impact of feldspar and liquid Bio-fertilizer on fruit quantity and quality of olive trees Picual cv.

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    The present investigation was carried out in two consecutive seasons (2022 and 2023) on eight-year-old olive trees “Picual” cv., planted at 4×6m apart around (420 trees / Fed). Trees irrigated with drip irrigation system, at a private orchard. The experiment included 3 rates of Feldspar as source of naturel potassium at 2, 4, and 6 kg/ tree and potassium dissolving bacteria as liquid Bio-fertilizers supplemented (25 ml) at two or three times to investigate the yield and fruit quality of Picual olive trees. Data indicated that the yield of Picual olive trees fertilized with feldspar and liquid Bio-fertilizer increase to 70% over control. Picual olive trees treated with (4 kg Feldspar + 25 ml liquid Bio-fertilizer at three doses) achieved the highest increase in the yield for the both seasons and also gave the highest fruit weight, volume and fruit flesh/stone ratio of olive trees Picual cv. Concerning leaf nitrogen percentage (N%) The highest percentage of N% for the both years was recorded by treatment (6 kg Feldspar + 25 ml liquid Bio-fertilizer at three doses). With respect to leaf phosphor and potassium percentage, it could be seen that most treatments gave more or less results similar to the control

    Impact of Natural stimulates and Antioxidant compounds on fruit quality and quantity of pomegranate trees cv. H116

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    This experiment was carried out during two seasons (2022 and 2023) to examine the effect of spraying pomegranate trees cv. H116 with extract algae at (2cm/l), salicylic acid at (0.5 g/l) and ascorbic acid at (0.5 g/l) either alone or in combination together on productivity, fruit properties and leaf mineral content. All treatments were applied as a foliar three times: at full blooming, after fruit sit and after 30 days from fruit set. The results showed that all treatments caused a significant increase in the yield and the leaf mineral content of trees compared to the control. Treated pomegranate trees with 0.5 g/l ascorbic acid + 0.5 g/l salicylic acid was the best treatment for enhancing the yield (kg), fruit weight (g) and fruit peel (%). Foliar l application on pomegranate trees with (2 cm/l algae extract + 0.5 g/l ascorbic acid + 0.5 g/l salicylic acid) was the best treatment in this study to improve the fruit juice content and its quality and obtain maximum leaf content of nitrogen, phosphorus and potassium

    Electroencephalograms features of the early stage Parkinson’s disease

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    © 2014, Pleiades Publishing, Ltd. A new method for analyzing the time-frequency dynamics of brain’s background electrical activity is described. It is used to detect at least three main features of Parkinson’s disease (PD) in its early stages: (1) hemispheric asymmetry in the time-frequency characteristics (EEG) in the central recording areas of the motor cortex, (2) the emergence in these recording areas of EEG rhythms in the frequency range of 4–6 Hz and its relation to electromyograms (EMG) and the mechanical tremor of contralateral limbs in the case of tremor-dominant PD, and (3) the disruption of the dominant rhythm corresponding to views generally held on the disorganization of different systems in PD

    Lipid and pleiotropic effects of atorvastatin in patients with high cardiovascular risk

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    Aim. To study the safety, lipid-lowering effectiveness, and anti-inflammatory activity of three-month therapy with generic atorvastatin (Atomax) in patients with high cardiovascular risk and dyslipidemia (DLP).Material and methods. The study included 36 DLP patients: Group I (n=17) with coronary heart disease (CHD) and normal carbohydrate metabolism, and Group II (n=19) with Type 2 diabetes mellitus (DM-2) and CHD in 52,6%. For one month, Atomax was administered in the dose of 10 mg/d; afterwards, the dose was increased up to 20 mg/d if target levels of low-density lipoprotein cholesterol (LDL-CH) were not achieved.Results. The initial Atomax dose resulted in LDL-CH decrease by 33,8% in Group I and by 38,8% in Group II. For the mean dose of 14,1 mg/d, the respective percentages were 39,8% and 44,6%; three month later, they reached 23,3-30,3% and 20,6-24,1%, respectively. Increased concentration of high-density lipoprotein CH (HDL-CH) was observed in Group I only (+15,6%). Additionally, Atomax treatment was associated with decreased blood levels of C-reactive protein, tumor necrosis factor-alpha, interleukin 1-beta, and interleukin-6 (the latter decreased in DM-2 patients only).Conclusion. Atomax demonstrated good tolerability, lipid-lowering, and anti-inflammatory effects. Increased HDL-CH levels were observed in diabetes-free participants only

    COGNITIVE IMPAIRMENT IN MULTIPLE SCLEROSIS: ASSOCIATION WITH THE ACTIVITY OF INFLAMMATORY PROCESS AND SEVERITY OF DISABILITY

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    Background: Multiple sclerosis is the most common neurological disease leading to disability in young and productive patients. One of available methods of control over the course of the disease and detection of its progression is neuropsychological testing. However, selection of the most informative tests, as well as the search for interpretation of their results is still ongoing.Aim: To study cognitive functions in multiple sclerosis patients depending on the disease activity and degree of disability.Materials and methods: Fifty patients with multiple sclerosis were evaluated during their remissions and 15 of them were additionally assessed during an exacerbation. During neuropsychological testing a computer test “Selection of figures” was used for assessment of attention, productivity, frontal functions and visual neglect. We studied potential dependency of the parameters obtained from degree of disability and disease stage (exacerbation or remission). The control group comprised 12 healthy subjects.Results: Compared to healthy subjects, the multiple sclerosis patients had a prolonged time of test performance, decreased learning, and statistically significant decrease of the working efficacy (p < 0.05). During an attack, there was a decreased conceptualization (48 answers compared to 51.5 at remission stage); more than 3-fold (from 1,3 to 4,4) increase in the number of figures missed in one visual field, that could indirectly indicate visual neglect. Also, changes in frontal functions were noted as a tendency to almost 2-fold higher numbers of perseverative answers, more frequent categorical escape and learning abnormality. There was a positive correlation between expanded disability scale score (EDSS) and working efficacy (r = 0.453, p = 0.001), and a negative correlation between EDSS and mental stability (r = 0.4055, p = 0.0035).Conclusion: Patients with multiple sclerosis had abnormal rate and accuracy of test performance, compared to those in healthy subjects. During an exacerbation of the disease, there was a deterioration of the parameters compared to those registered in the remission. Also, a negative association with disease severity assessed by EDSS, was found. The data obtained documents feasibility of the computer test “Selection of figures” for dynamic control in multiple sclerosis patients

    Electroencephalograms features of the early stage Parkinson’s disease

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    © 2014, Pleiades Publishing, Ltd. A new method for analyzing the time-frequency dynamics of brain’s background electrical activity is described. It is used to detect at least three main features of Parkinson’s disease (PD) in its early stages: (1) hemispheric asymmetry in the time-frequency characteristics (EEG) in the central recording areas of the motor cortex, (2) the emergence in these recording areas of EEG rhythms in the frequency range of 4–6 Hz and its relation to electromyograms (EMG) and the mechanical tremor of contralateral limbs in the case of tremor-dominant PD, and (3) the disruption of the dominant rhythm corresponding to views generally held on the disorganization of different systems in PD

    Electroencephalograms features of the early stage Parkinson’s disease

    No full text
    © 2014, Pleiades Publishing, Ltd. A new method for analyzing the time-frequency dynamics of brain’s background electrical activity is described. It is used to detect at least three main features of Parkinson’s disease (PD) in its early stages: (1) hemispheric asymmetry in the time-frequency characteristics (EEG) in the central recording areas of the motor cortex, (2) the emergence in these recording areas of EEG rhythms in the frequency range of 4–6 Hz and its relation to electromyograms (EMG) and the mechanical tremor of contralateral limbs in the case of tremor-dominant PD, and (3) the disruption of the dominant rhythm corresponding to views generally held on the disorganization of different systems in PD
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