Showing 661 - 680 results of 1,090 for search '"phosphorus"', query time: 0.04s Refine Results
  1. 661

    An experimental study on water purification performance of modified volcanic rock ecological concrete by Fei Peng Liu, Jing Xu, Jian Xin Zhao, Li Feng Liu, Meng Ya Zhang, Shu Cheng Tan

    Published 2025-01-01
    “…The results showed that eco-concrete purified sewage, and that adding volcanic rock further improved the removal capacity of total nitrogen (TN), total phosphorus (TP), and chemical oxygen demand (COD) by 34.1, 47.3, and 6%, respectively. …”
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  2. 662

    Formulation of Flame-Retardant Waxes and Evaluation of Combustion Characteristics of Treated Wood Using Mass Loss Calorimetry by Hyung Woo Lee, Jae Hee Jung, Jong-Shin Lee, Soon Park, Seon-Mee Yoon

    Published 2025-01-01
    “…Furthermore, the leached phosphorus content was measured during the weathering process, revealing that the amount extracted from wood treated with flame-retardant wax was approximately 1/20 times of that extracted from wood treated with flame-retardant agents. …”
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  3. 663

    Influence of fertilizer rates, planting density and light transmittance on yield and quality of P. cyrtonema by Yuanwei Deng, Ni Guo, Yamin Liu

    Published 2024-12-01
    “…The results showed that nitrogen (N) is the most limiting factor for yield, followed by potassium (K) and phosphorus (P). The interaction effects ranked as NP > PK > NK. …”
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  4. 664

    Enhancing chickpea yield through the application of sulfur and sulfur-oxidizing bacteria by Jafar Nabati, Afsaneh Yousefi, Alireza Hasanfard, Zahra Nemati, Nastaran Kahrom, Ali Malakshahi Kurdestani

    Published 2025-01-01
    “…The soil amendment involving a combination of sulfur and sulfur-oxidizing bacteria (SOB) in any quantity had positive effects on the availability of phosphorus, nitrogen, and potassium in the soil. A combination of 90% sulfur with Enterobacter sp. and Pseudomonas sp. resulted in a decrease in soil pH after harvesting in both years. …”
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  5. 665

    The Impact of Pulsed Nd:YAG Laser Energy and Wavelength on Human Teeth Enamel: In Vitro Study by Mays Tareq, Tagreed Hamad, Salam A. W. Al-abassi

    Published 2024-12-01
    “…The concentrations of carbon (C), calcium (Ca), phosphorus (P), and oxygen (O) in crater sites and its environs were measured using EDX, as well as trace amounts of manganese, magnesium, and silicon. …”
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  6. 666

    Efficient Degradation of Industrial Biowaste via In-Vessel Composting—Technical and Microbial Assessments by Jamie Jean Minn Tan, Zi Xiang Keng, Siew Hui Chong, Guan-Ting Pan, Ajit Singh, Christinavimala Supramaniam, Ianatul Khoiroh

    Published 2025-01-01
    “…The final compost has an average nitrogen–phosphorus–potassium content of 6%, moisture content of 28%, pH of 6.1, organic matter of 68%, and carbon–nitrogen ratio of 19:1. …”
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  7. 667

    Microenvironment modulation of TiO2 nanosheets for highly selective photocatalytic CO2 reduction by Xingxing Zheng, Jun Yang

    Published 2025-02-01
    “…Both experiments and theoretical analyses show that the phosphorus species create a channel for electron transfer between PO43- and Ti, improving charge movement. …”
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  8. 668

    Suppression of Bromus tectorum L. by Established Perennial Grasses: Potential Mechanisms—Part One by Robert R. Blank, Tye Morgan

    Published 2012-01-01
    “…Potential mechanisms involved in the suppression of B. tectorum include reduced nitrogen (possibly phosphorus) availability and coopting of biological soil space by perennial roots. …”
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  9. 669

    The effects of foliar fertilization on maize inbred lines by Brankov Milan, Nikolić Dušan, Tabaković Marijenka

    Published 2024-01-01
    “…The second tested fertilizer with an increased phosphorus content, Đ2, was applied a bit later, at the stage of 11-12 leaves. …”
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  10. 670

    The effects of Stemregen® host modulation therapy on experimentally induced apical periodontitis in rats* by Fatma GÖNÜLLÜ, Mevlüt Sinan OCAK, Serkan DUNDAR, İbrahim Hanifi ÖZERCAN

    Published 2025-02-01
    “…Apical periodontitis was induced in the positive control and Stem groups, and all rats were sacrificed on the 30th day. Serum phosphorus (P), calcium (Ca), and alkaline phosphatase (ALP) were analyzed. …”
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  11. 671

    Investigation of Water Quality in Kozlu Creek (Zonguldak) by Özgür Zeydan, Nizamettin Özdoğan, Şeyma Pınar Taştepe, Dilek Demirtaş

    Published 2019-07-01
    “…These samples have been tested to determine their levels of Chemical Oxygen Demand, Biological Oxygen Demand, Total Suspended Solids, pH, Total Kjeldahl Nitrogen, phosphorus, conductivity, oil and grease content. We used Geographical Information Systems to create thematic maps that demonstrate the level of pollution of water in terms of Chemical Oxygen Demand and Total Suspended Solids parameters. …”
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  12. 672

    Garlic (Allium sativum) Production Using Aquaculture Effluent and Nitrophosphoric Fertilization by Pablo Preciado-Rangel, Ángel J. Estrada-González, Mauricio J. Romero-Méndez, Ángel N. Rojas-Velázquez, Marco A. Loredo-Tovías, María E. García-Arreola, Fernando J. Carballo-Méndez, Juan Carlos Rodríguez-Ortiz

    Published 2025-01-01
    “…The effluent from tilapia aquaculture is a significant source of nitrogen and phosphorus. Hence, it is crucial to calculate the fertilization precisely based on the contributions of the soil and the effluent. …”
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  13. 673

    Study on Water Environmental Characteristics Based on Comprehensive Pollution Assessment Method with Entropy Weight Optimization by HUANG Wen

    Published 2024-07-01
    “…The results show that the main pollution factors of Sand Lake water are total phosphorus (TP) and total nitrogen (TN), followed by chemical oxygen demand by permanganate (COD<sub>Mn</sub>) and biochemical oxygen demand (BOD<sub>5</sub>). …”
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  14. 674

    Effect of Intranasal Calcitonin in a Patient with McCune-Albright Syndrome, Fibrous Dysplasia, and Refractory Bone Pain by Tayane Muniz Fighera, Poli Mara Spritzer

    Published 2017-01-01
    “…No adverse effects were observed, nor were any significant changes in serum levels of calcium, phosphorus, and alkaline phosphatase. Calcitonin has a well-recognized analgesic effect on bone tissue. …”
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  15. 675

    The Roles of Porous Coral Sands in Initial Enrichment of Ammonia-Oxidizing Bacteria by Qing Guo, Zao-he Wu, Ming-liang Qian, Binhe Gu

    Published 2007-01-01
    “…Additions of potassium dihydrogen phosphate (KH2PO4) or sodium bicarbonate (NaHCO3) to the media became unnecessary when coral sands were used, but the addition of KH2PO4 was needed when the molar nitrogen to phosphorus (N:P) ratio reached 10 in the enrichment media using calcium carbonate (CaCO3) powder as a calcium source.…”
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  16. 676

    Effect of using methods and norms phosphoruos fertilizer on leaf area of winter wheat by Bozorovich Khudaykulov Jonibek, Alavkhonovich Kurbonov Akhmad, Alisher Ugli Rakhimov Mirzokhid, Jahongir Khamdamov

    Published 2025-01-01
    “…This article presents information on the location, methods and methods of research, the effect of phosphorus fertilizers on the formation of the leaf area of winter wheat. …”
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  17. 677

    Soil acidity and fertility status of surface soils under different land uses in Sayo district of Oromia, western Ethiopia. by Abu Regasa, Wassie Haile, Girma Abera

    Published 2024-01-01
    “…Organic matter, total nitrogen, and available phosphorus were low in eucalyptus lands and high in forestland soils. …”
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  18. 678

    Effectiveness of arbuscular mycorrhiza and calcite on soil macronutrient content and P uptake in palmarosa (Cymbopogon martinii) by Samanhudi, Setyawati Andriyana, Rahayu Muji, Purnomo Djoko, Syahrina Aulia Fidia

    Published 2025-01-01
    “…This study aims to determine the soil macronutrient content and the phosphorus uptake of palmarosa that cultivated with arbuscular mycorrhiza fungi (AMF) and calcite at various dosages. …”
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  19. 679
  20. 680

    Water Quality Characteristics and Seasonal Changes in Wastewater Treatment in the Southern Hebei Region by Branch by Chao Qu, Weiyuan Cao, Kun Dong, Dunqiu Wang, Yi Yao

    Published 2024-12-01
    “…However, Plant T operated more effectively with slightly lower BOD<sub>5</sub>/COD<sub>Cr</sub> (B/C), organic carbon/total phosphorus (C/TP), and organic carbon/total nitrogen (C/TN) ratios in the influent. …”
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