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  1. This work was conducted to investigate the effect of different manure types (compost, chicken manure and FYM) at 12, 24 and 48 m3 ha−1 with or without reduced N rate (72 kg ha−1) compared with N fertilizer levels...

    Authors: E. M. Abd El Lateef, Asal M. Wali and M. S. Abd El-Salam
    Citation: Bulletin of the National Research Centre 2021 45:88
  2. The study of habitat preference and identification of malaria vector is one of the important steps in malaria control. Knowledge of local Anopheles mosquitoes capable of transmitting malaria parasites has contrib...

    Authors: T. A. Olusi, I. A. Simon-Oke and A. V. Akeju
    Citation: Bulletin of the National Research Centre 2021 45:87
  3. More people—in both developing and developed countries—now use, and are favourably disposed to, traditional medicine. Musa paradisiaca (plantain) is used extensively in traditional medicine across continents. In ...

    Authors: Kamoldeen Abiodun Ajijolakewu, Abiodun Saheed Ayoola, Tariq Oluwakunmi Agbabiaka, Folashade Rahmat Zakariyah, Nike Risikat Ahmed, Olusegun Julius Oyedele and Alhasan Sani
    Citation: Bulletin of the National Research Centre 2021 45:86
  4. Papaya (Carica papaya Linn.) is well known for its nutritional as well as medicinal value. Different parts of the plant including leaves have been used as therapeutic remedies for various diseases. The objective ...

    Authors: Sally Abdel-Halim, Magda Ibrahim, Mona Abdel Mohsen, Lobna Abou-Setta, Amany Sleem and Mostafa El-Missiry
    Citation: Bulletin of the National Research Centre 2021 45:85
  5. Nonetheless curcumin has potential health benefits, its low bioavailability limits the application of conventional turmeric extract with curcumin as major curcuminoid. This is a comparative study to assess the...

    Authors: Venkataramana Heggar Sudeep, Kuluvar Gouthamchandra, Siddappa Chandrappa, Puttaswamy Naveen, Budanuru Reethi, Karempudi Venkatakrishna and Kodimule Shyamprasad
    Citation: Bulletin of the National Research Centre 2021 45:84
  6. Salinity is typical in seashore soils due to the interruption of seawater in the groundwater. Soil microbes of coastal regions play a vital role in increasing plant yields. Microbe-plant associated growth and ...

    Authors: Gajendra Joshi, Vikash Kumar and Sunil Kumar Brahmachari
    Citation: Bulletin of the National Research Centre 2021 45:83
  7. Kitchen food wastes (KFW) are food lost from human especially from hotels, hospitals, cafeterias and home, could be alternative feed resources and create the attention of researchers to process these wastes an...

    Authors: Farouk Imam Saad Helal, Alaa Eldin Yehia El Badawi, Mohamed Mohamed Basyony, Eman El Sabaawy and Soad El Naggar
    Citation: Bulletin of the National Research Centre 2021 45:82
  8. The release of triphenylmethane dyes, like malachite green (MG) and crystal violet (CV), into the environment is a cause of concern due to its toxicity, mutagenicity and carcinogenicity.

    Authors: Vasudhaudupa Alaya, Rajesh Kumar Kodi, Earanna Ninganna, Balakrishna Gowda and M. B. Shivanna
    Citation: Bulletin of the National Research Centre 2021 45:81
  9. Conservation of the ecosystem is a prime concern of human communities. Industrial development should adopt this concern. Unfortunately, various related activities release lots of noxious materials concurrently...

    Authors: Samar A. El-Mekkawi, Rehab A. Abdelghaffar, Fatma Abdelghaffar and S. A. Abo El-Enin
    Citation: Bulletin of the National Research Centre 2021 45:80
  10. The ongoing pandemic of COVID-19 viruses takes its sole origin from the Wuhan Huanan seafood market, China. The first case was recorded as viral pneumonia and later became a worldwide pandemic (officially decl...

    Authors: Ramakrishnan Veerabathiran, Barath Ragunath, Vaishak Kaviarasan, Vajagathali Mohammed and Shiek S. S. J. Ahmed
    Citation: Bulletin of the National Research Centre 2021 45:79
  11. Human breast cancer is the most prevalent malignancy in women all-over the world. The aim is to look further into the effectiveness of the nanoformulation of tamoxifen and even certain bioactive compounds (yea...

    Authors: Afaf Ezzat, Abdou Osman Abdelhamid, Mostafa K. El Awady, Reham M. Dawood and Dina Mostafa Mohammed
    Citation: Bulletin of the National Research Centre 2021 45:78
  12. Weed occurrence and fertilization are considered two of the most factors influencing fennel yield. A two season’s field study was undertaken to investigate the response of fennel crop to two different herbicid...

    Authors: Ibrahim Abdallah, Alia Amer and Dalia El-Hefny
    Citation: Bulletin of the National Research Centre 2021 45:77

    The Correction to this article has been published in Bulletin of the National Research Centre 2021 45:108

  13. As in many countries worldwide, due to the COVID-19 pandemic lockdown, higher institutions in Nigeria closed in March 2020 and only began reopening in October of the same year. As a result of the lockdown, som...

    Authors: Osamudiamen Ebohon, Anayochukwu Chukwunonso Obienu, Francis Irabor, Frank Iwebuke Amadin and Ehimwenma Sheena Omoregie
    Citation: Bulletin of the National Research Centre 2021 45:76
  14. Malaria is one of the tropical diseases of universal concern particularly with continuous appearance of resistant strains of P.falciparum. This calls for continous screening of traditional plants such that new an...

    Authors: Uchechi E. Enenebeaku, Nnamdi C. Ukwandu, Ifeyinwa C. Mgbemena, Harriet C. Nwigwe, Conrad K. Enenebeaku, Chidi E. Duru and Odangowei I. Ogidi
    Citation: Bulletin of the National Research Centre 2021 45:75
  15. The study aimed at evaluating the in-vivo nutritional qualities of extruded breakfast meal produced from flour blends of malted finger millet and watermelon seed.

    Authors: Joseph Oghenewogaga Owheruo, Timilehin David Oluwajuyitan, Beatrice Olawunmi Ifesan and Matthew Kolawole Bolade
    Citation: Bulletin of the National Research Centre 2021 45:73
  16. Authorship trends in medical journals were studied in many disciplines, mostly in western countries' journals. We aimed at studying the authorship trends in the Egyptian Orthopaedic Journal as an example of a ...

    Authors: Ahmed A. Khalifa, Ahmed S. El-Hawary and Ahmed E. Sadek
    Citation: Bulletin of the National Research Centre 2021 45:72
  17. Heavy metal accumulation in the ecosystem constitutes a potential toxic effect which is hazardous to human health. Increasing environmental pollution has necessitated the use of cattle egrets to evaluate the l...

    Authors: Elijah Abakpa Adegbe, Oluwaseyi Oluwabukola Babajide, Lois Riyo Maina and Shola Elijah Adeniji
    Citation: Bulletin of the National Research Centre 2021 45:71
  18. Rice forms a significant portion of food consumed in most household worldwide. Rice production has been hampered by soil factors such as ferruginousity which has limited phosphorus availability; an important m...

    Authors: Musa Saheed Ibrahim and Beckley Ikhajiagbe
    Citation: Bulletin of the National Research Centre 2021 45:70
  19. Using remineralizing agents during and after bleaching procedures could maintain enamel surface, decreasing its erosive susceptibility. This study evaluated the efficacy of an in-office and at-home bleaching m...

    Authors: Shaymaa M. Nagi, Shahinaz H. Nabil and Mohamed H. Zaazou
    Citation: Bulletin of the National Research Centre 2021 45:68
  20. A series of known Food and Drug Administration (FDA) approved anticancer drugs were collected from the literature and docked against mTOR receptor which has been identified in present time as a target for ther...

    Authors: David Ebuka Arthur, Jibrin Noah Akoji, Riadh Sahnoun, Greatman C. Okafor, Karimatu Lami Abdullahi, Samira A. Abdullahi and Charles Mgbemena
    Citation: Bulletin of the National Research Centre 2021 45:67
  21. Probiotics are direct-fed microbial feed supplements which can modulate the gut microflora by competing intestinal pathogens through a competitive process. The present study was conducted to investigate the ef...

    Authors: Farouk Helal, Alaa El-Badawi, Soad El-Naggar, Mohamed Shourrap, Osama Aboelazab and Salma Abu Hafsa
    Citation: Bulletin of the National Research Centre 2021 45:66
  22. Much interest has not been placed on the role of chromosomal abnormalities in the pathogenesis and rising prevalence of infertility in recent times. This review was conducted to renew public interest on the ch...

    Authors: Tajudeen O. Yahaya, Esther O. Oladele, Daniel Anyebe, Chidiebere Obi, M. D. A. Bunza, Ridwan Sulaiman and Usman U. Liman
    Citation: Bulletin of the National Research Centre 2021 45:65
  23. Primary chronic osteomyelitis is a rare occurrence in the pediatric mandible though it exclusively affects the mandible with no age preference. The absence of pus, fistula and sequestration are characteristic ...

    Authors: T. Kavya Priya, Amith Hadhimane, Kirthi Kumar Rai, H. R. Shiva Kumar, Amarnath P. Upasi and Vinayak Gourish Naik
    Citation: Bulletin of the National Research Centre 2021 45:64
  24. Twenty-four West African Dwarf (WAD) goats with average weight of 6.57 ± 0.56 kg were used in investigating the effect of microbial-treated maize cob and husk diets on blood profile. The goats were assigned to...

    Authors: Gladys Abiemwense Ibhaze, Gbenga Enobong Ogunjemite and Adebowale Noah Fajemisin
    Citation: Bulletin of the National Research Centre 2021 45:63
  25. Rice (Oryza sativa L.) is a common staple food in Nigeria. However, cultivation is impaired by heavy metal contamination, particularly iron (Fe). This study aimed to investigate the impacts of biosynthesized nano...

    Authors: B. Ikhajiagbe, F. A. Igiebor and M. C. Ogwu
    Citation: Bulletin of the National Research Centre 2021 45:62
  26. Hardsetting soils are considered problem soils due to its behavior of becoming hard and unbearable to cultivate not until rewetted. Few investigations were conducted in this kind of problem soil; hence, inform...

    Authors: Ronley C. Canatoy and Nonilona P. Daquiado
    Citation: Bulletin of the National Research Centre 2021 45:61
  27. This studies the influence of algae and coated urea fertilization on the productivity of some leguminous crops in order to reach the best methods of fertilization to get on highest productivity in sandy soils.

    Authors: Reda Essa, Ahmed Afifi and Soad Ashry
    Citation: Bulletin of the National Research Centre 2021 45:60
  28. Nutrition and good health are two dependent parallel axes; female’s health at different ages in general and at the time of menopause in particular has received a lot of attention last several years. The object...

    Authors: Suzanne Fouad, Salwa Mostafa El Shebini, Nihad Hassan Ahmed, Ahmed Mohamed Saied Hussein, Hend Abbas Essa, Maha Abdel-Moaty and Salwa Tawfic Tapozada
    Citation: Bulletin of the National Research Centre 2021 45:59
  29. Carotenoids are natural pigments that are highly sensitive to light, heat, acids, oxygen, metals, and free radicals, which degrade the antioxidant activities of carotenoids. Microencapsulation techniques have ...

    Authors: Marco Antonio González-Peña, José Daniel Lozada-Ramírez and Ana Eugenia Ortega-Regules
    Citation: Bulletin of the National Research Centre 2021 45:58
  30. The growing number of cases, severity and fatality of the COVID-19 pandemic, coupled with the fact that no cure has been found has made infected individuals especially in Africa, to resort to the consumption o...

    Authors: Chidi Edbert Duru, Ijeoma Akunna Duru and Abayomi Emmanuel Adegboyega
    Citation: Bulletin of the National Research Centre 2021 45:57
  31. Oral lichen planus is a chronic inflammatory and immune-mediated disease that affects the oral mucosa. Recent findings have suggested that oral lichen planus is often associated with submucosal fibrotic change...

    Authors: Atsushi Shudo
    Citation: Bulletin of the National Research Centre 2021 45:56
  32. The development of powerful and flexible management addresses is due to the improvement of deeply reliable gadgets and the advancement of the concept of cellular. The cellular principle was a major way of solv...

    Authors: Yahia A. Zakaria, Ehab K. I. Hamad, A. S. Abd Elhamid and K. M. El-Khatib
    Citation: Bulletin of the National Research Centre 2021 45:54
  33. To evaluate the antibacterial effect of diode laser and photodynamic therapy using methylene blue dye when used alone or in combination with Moringa oleifera extract on root canal microbes. A total of 50 single r...

    Authors: Doaa M. Sadony, Maram E. Khallaf and Jackline Samir Kamal
    Citation: Bulletin of the National Research Centre 2021 45:53
  34. Botanical pesticides may be a possible solution to the post-harvest loss of stored grains faced by farmers and food processors. In this study, seed preservatives properties of Secamone afzelii leaves extracts at...

    Authors: J. M. Adesina and A. T. B. Aderibigbe
    Citation: Bulletin of the National Research Centre 2021 45:52
  35. Wheat is the most consumed cereal crops in the world infected by several pathogens and pests causing significant losses. The most threatening pathogens are fungi which cause serious diseases on roots, leaves a...

    Authors: Mohammed Hamza Abass, Qusai Hattab Madhi and Abdulnabi Abdul Ameer Matrood
    Citation: Bulletin of the National Research Centre 2021 45:51
  36. Managing menstrual hygiene in the least developed countries represents a significant obstacle for women and girls. Commonly dirty stuffs are used to control the menstrual cycle which causes many diseases, whil...

    Authors: Md. Moynul Hassan Shibly, Mohammad Anower Hossain, M. Forhad Hossain, Md Golam Nur and Mohammad Billal Hossain
    Citation: Bulletin of the National Research Centre 2021 45:50
  37. The Himalaya hotspot, habitat to numerous indigenous species, harbours an endemic and endangered, cucurbit climber Herpetospermum darjeelingense (C.B.Clarke) H.Schaef. & S.S.Renner [Edgaria darjeelingensis C.B.Cl...

    Authors: Sourav Chakraborty, Soumya Majumder, Arindam Ghosh, Sumedha Saha and Malay Bhattacharya
    Citation: Bulletin of the National Research Centre 2021 45:48
  38. This study was conducted to generate baseline information on population dynamics of Fall Army Worm (FAW) in cassava-maize intercrop for management technique. Maize (Zea mays) is Africa’s most staple food crop wit...

    Authors: J. A. C. Nwanze, R. B. Bob-Manuel, U. Zakka and E. B. Kingsley-Umana
    Citation: Bulletin of the National Research Centre 2021 45:44
  39. Cotton breeding programs mainly focus on improving cotton fibers, but less attention has been paid by breeders to cottonseed oil improvement. Breeding cottonseed for oil content has mainly depended on phenotyp...

    Authors: Sara E. I. Eldessouky, A. B. A. El-Fesheikawy and K. M. A. Baker
    Citation: Bulletin of the National Research Centre 2021 45:43
  40. Comparing shaping ability of Azure and Fanta AF One in rotation and reciprocation. This study was conducted on 40 resin blocks, having canal curvatures 30°-angle and of 16-mm length. The blocks were assigned t...

    Authors: Engy M. Kataia, Mohamed Mokhtar Nagy, Mohamed M. Kataia and Hala Fayek Khalil
    Citation: Bulletin of the National Research Centre 2021 45:42
  41. The antimicrobial activity against clinically and agriculturally important microorganisms, antioxidant property and chemical profiling of acetone crude extracts of non-edible oil-seed cakes of neem (Azadirachta i...

    Authors: A. VasudhaUdupa, Balakrishna Gowda, B. E. Kumarswammy and M. B. Shivanna
    Citation: Bulletin of the National Research Centre 2021 45:41
  42. The aim of this study is a comparison between some different protein sources in sheep rations to identify the best protein source that achieves the highest production performance and the lowest economical feed...

    Authors: Yasser A. A. El-Nomeary, Hashem H. H. Abd El-Rahman, Mohsen M. Shoukry, Abdelmegid A. Abedo, Fatma M. Salman and Mamdouh I. Mohamed
    Citation: Bulletin of the National Research Centre 2021 45:40
  43. COVID-19 (Corona Virus Disease 2019) is showing a wide global spread, and urgent joint international efforts is required to the control of this pandemic, the awareness of people towards infectious viruses stil...

    Authors: Manal A. Shehata, Ahmed Adel, Ayman F. Armaneous, Mohamed M. EL-Sonbaty, Mohamed Abdel Atti, Hazem Mohamed El-Hariri and Iman H. Kamel
    Citation: Bulletin of the National Research Centre 2021 45:39

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