Showing 421 - 440 results of 1,090 for search '"phosphorus"', query time: 0.04s Refine Results
  1. 421

    Spatiotemporal Variation of Abattoir Operation on Soil Quality Dynamics in Umuahia South, Abia State, Nigeria by M.U. Chikwendu, U.I. Uchendu, N.O. Ochor

    Published 2019-08-01
    “…Mean values of 2.10 g/kg and 3.66 mg/kg were observed for total nitrogen and available phosphorus respectively. The exchangeable cations were observed to be 0.53Cmol/kg, 2.31Cmol/kg, 0.49Cmol/kg and 0.67Cmol/kg for Potassium, Sodium, Calcium and Magnesium respectively. …”
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  2. 422

    Growth, Root Formation, and Nutrient Value of Triticale Plants Fertilized with Biosolids by Wendy Mercedes Rauw, Michael Bela Teglas, Sudeep Chandra, Matthew Lewis Forister

    Published 2012-01-01
    “…Biomass production, root length, root diameter, nitrogen, phosphorus, and potassium concentration were analyzed at harvest. …”
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  3. 423

    Fish protein fertilizer serves as a sustainable alternative, improving soil properties, bamboo growth and shoots yield in Lei bamboo forests by Jiancheng Zhao, Huijing Ni, Bo Wang, Zhenya Yang

    Published 2025-02-01
    “…Overall, amino acid fertilizer can promote microbial growth through supplying carbon sources and nitrogen sources, enhance soil enzyme activity, thus promote phosphorus activation and increase soil phosphorus effectiveness, and then expand the scale of root foraging and ultimately improve nutrients absorption and increase bamboo shoot yield.…”
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  4. 424

    Influence of Postharvest Natural Softening Conditions on the Nutritional Quality of Safou (Dacryodes edulis H.J.Lam) Flour: Rheological Properties of the Optimized Safou Flour by Alix Ntongme Mboukap, Mathilde Julie Klang, Bilkissou Njapndounke, Marie Madeleine Nanga Ndjang, Serge Cyrille Houketchang Ndomou, Hilaire Macaire Womeni

    Published 2024-01-01
    “…The effects of the softening time, drying time, and drying temperature on the fat, protein, carbohydrate, dietary fibre, water, calcium, phosphorus, and potassium content were studied using the central composite design. …”
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    Article
  5. 425

    Vermicompost quality and earthworm reproduction in different organic waste substrates by Saeed Mohammad Alipour, Ebrahim Fataei, Fatemeh Nasehi, Ali Akbar Imani

    Published 2023-07-01
    “…Chemical parameters include pH, electrical conductivity (EC), carbon/nitrogen ratio (C/N), phosphorus (P), potassium (K), calcium (Ca), magnesium (Mg), iron (Fe) and copper (Cu) were measured in the vermicompost produced.Results The results of cluster analysis and PCA grouped nine substrate combinations into three categories with similar qualitative characteristics. …”
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  6. 426

    Diet and predation risk affect tissue and excretion nutrients of Trinidadian guppies: a field survey by Eugenia Zandonà, Karen E. Sullam, Christopher M. Dalton, Rana W. El-Sabaawi, Susan S. Kilham, Alexander S. Flecker

    Published 2024-12-01
    “…Abstract Consumers vary in their excretion of nitrogen and phosphorus, altering nutrient cycles and ecosystem function. …”
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    Article
  7. 427

    Potato starch quality in relation to the treatments and long-term storage of tubers by Katarzyna Brążkiewicz, Jarosław Pobereżny, Elżbieta Wszelaczyńska, Bożena Bogucka

    Published 2025-02-01
    “…This may be due to the increased proportion of large starch grains and higher amylose and phosphorus content. A slight decrease in starch quality traits was shown after long-term storage of tubers. …”
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  8. 428

    Distribution and abundance of a soil centipede, Tygarrup nepalensis Shinohara, 1965 (Mecistocephalidae: Geophilomorpha: Chilopoda) in a moist temperate forest in Northwest Himalaya by Negi Javaid Diksha, Ahmed Shakoor, Sambyal Deepali, Stašiov Slavomír, Julka Jatinder Mohan

    Published 2025-01-01
    “…Notably, population densities varied significantly, with lower density in the northeastern aspect, correlated with reduced soil phosphorus concentrations and increased acidity.…”
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  9. 429

    Physicochemical characterization of soil occupied by carob tree (Ceratonia siliqua L.) in Morocco by Ismail E ttaleb, Jalila Aoujdad

    Published 2025-01-01
    “…However, in all the stations, soil is considered low in available phosphorus. Total limestone contents are higher in different stations. …”
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  10. 430

    Characteristics of Water Pollution and Evaluation of Water Quality in Subsidence Water Bodies in Huainan Coal Mining Areas, China by Xinyue Deng, Guangzhou Chen

    Published 2022-01-01
    “…Principal factor 1 indicated a mixture of pollution related to nitrogen and phosphorus nutrients, organic pollutants, and heavy metals; principal factor 2 showed heavy metal pollution; and principal factor 3 presented the pollution from heavy metals and cations. …”
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  11. 431

    Lake Uluabat Point Pollutant Sources and Pollution Loads by Saadet Hacısalihoğlu, Feza Karaer

    Published 2020-07-01
    “…The monitored parameters were suspended solids (SS), chemical oxygen demand (COD), biological oxygen demand (BOD), ammonium nitrogen (NH4-N), nitrate nitrogen (NO3-N), total nitrogen (TN), phosphate phosphorus (PO4-P) and total phosphorus (TP) parameters. …”
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  12. 432

    Investigation of the Content and Dynamics of Nutrients In The Surface Water of Lake Mulehe In Kisoro District, South-Western Uganda. by Saturday, Alex

    Published 2023
    “…Nutrients; ammonia–nitrogen (NH4–N), nitrate–nitrogen (NO3–N), nitrite–nitrogen (NO2–N), total nitrogen (TN), total phosphorus (TP) and soluble reactive phosphorus (SRP) were investigated in accordance with APHA 2017 standard procedures. …”
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    Article
  13. 433

    Spatio‑temporal variations in physicochemical water quality parameters of Lake Bunyonyi, Southwestern Uganda by Saturday,Alex, Lyimo,Thomas J., Machiwa, John, Pamba,Siajali

    Published 2023
    “…Water temperature, dissolved oxygen (DO), turbidity, electric conductivity (EC), pH and Secchi depth (SD) were measured in the feld, while parameters like total nitrogen (TN), total phosphorus (TP), nitrite-nitrogen (NO2-N), nitrate nitrogen (NO3-N), soluble reactive phosphorus (SRP) were determined following APHA 2017 standard guidelines for physicochemical analysis. …”
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    Article
  14. 434

    Investigation of the Content and Dynamics of Nutrients in the Surface Water of Lake Mulehe in Kisoro District, South-Western Uganda by Saturday, Alex PhD

    Published 2024
    “…Nutrients; ammonia–nitrogen (NH4–N), nitrate–nitrogen (NO3–N), nitrite–nitrogen (NO2–N), total nitrogen (TN), total phosphorus (TP) and soluble reactive phosphorus (SRP) were investigated in accordance with APHA 2017 standard procedures. …”
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  15. 435

    Content and dynamics of nutrients in the surface water of shallow Lake Mulehe in Kisoro District, South–western Uganda by Saturday, Alex, Kangume , Susan, Bamwerinde, Wilson

    Published 2024
    “…Nutrients; ammonia–nitrogen (NH4–N), nitrate–nitrogen (NO3–N), nitrite–nitrogen (NO2–N), total nitrogen (TN), total phosphorus (TP) and soluble reactive phosphorus (SRP) were investigated in accordance with APHA 2017 standard procedures. …”
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    Article
  16. 436

    Content and dynamics of nutrients in the surface water of shallow Lake Mulehe in Kisoro District, South–western Uganda by Saturday Alex · Kangume Susan · Bamwerinde Wilson

    Published 2024
    “…Nutrients; ammonia–nitrogen (NH4–N), nitrate–nitrogen (NO3–N), nitrite–nitrogen (NO2–N), total nitrogen (TN), total phosphorus (TP) and soluble reactive phosphorus (SRP) were investigated in accordance with APHA 2017 standard procedures. …”
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    Article
  17. 437

    Spatio‑temporal variations in physicochemical water quality parameters of Lake Bunyonyi, Southwestern Uganda by Alex, Saturday, Thomas, J. Lyimo, John, Machiwa, Siajali, Pamba

    Published 2021
    “…Water temperature, dissolved oxygen (DO), turbidity, electric conductivity (EC), pH and Secchi depth (SD) were measured in the field, while parameters like total nitrogen (TN), total phosphorus (TP), nitrite-nitrogen ( NO2-N), nitratenitrogen ( NO3-N), soluble reactive phosphorus (SRP) were determined following APHA 2017 standard guidelines for physicochemical analysis. …”
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  18. 438

    Nutrient dynamics and discharge in a coastal sandy beach aquifer by Xuejing WANG, Yifan GUO, Shengchao YU, Qianqian WANG, Hailong LI, Chunmiao ZHENG

    Published 2025-01-01
    “…In addition, groundwater had a high ratio of nitrogen to phosphorus (mean:139.6) and ratio of silicon to phosphorus (mean:274.1), while the ratios in seawater were 21.03 and 33.12, respectively. …”
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  19. 439

    A Summary of N and K Research with Muskmelon in Florida by George Hochmuth, Ed Hanlon

    Published 2010-10-01
    “…SL325, a 12-page illustrated fact sheet by George Hochmuth and Ed Hanlon, summarizes the historical Florida research literature on nitrogen, phosphorus, and potassium fertilization of muskmelon. …”
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  20. 440

    Summary of N, P, and K Research with Eggplant in Florida by George Hochmuth, Ed Hanlon

    Published 2010-10-01
    “…SL330, a 13-page illustrated fact sheet by George Hochmuth and Ed Hanlon, summarizes the historical Florida research literature on nitrogen, phosphorus, and potassium fertilization of eggplant. …”
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    Article