Showing 141 - 160 results of 482 for search '"K2"', query time: 0.09s Refine Results
  1. 141

    On-Farm Experimentation with Improved Maize Seed and Soil Amendments in Southern Ghana: Productivity Effects in Small Holder Farms by E. Marfo-Ahenkora, K. J. Taah, E. Owusu Danquah, E. Asare-Bediako

    Published 2023-01-01
    “…The factors were three maize varieties (Omankwa, Obatanpa, and Ahomatea) and four soil amendments (goat manure at 5 t·ha−1; inorganic fertilizer (N-P2O5-K2O at 95-37.5–37.5 kg·ha−1); 50% goat manure (2.5 t·ha−1) + 50% inorganic fertilizer (N-P2O5-K2O at 47.5–18.75–18.75 kg·ha−1); and the control (no soil amendment)).To evaluate the residual implications of these soil amendments in the minor season, each plot used in the major season was further divided into two except for the control plot, resulting in a split plot design with factorial of 3 maize varieties × 7 soil amendments. …”
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  2. 142

    Genetic Relationships and Molecular Signatures of Divergence in Traditional Landraces and Morphotypes of <i>Brassica oleracea</i> by Diana L. Zuluaga, Nunzio D’Agostino, Emanuela Blanco, Pasquale L. Curci, Gabriella Sonnante

    Published 2024-12-01
    “…Population structure (K = 2), principal component (PCA), and phylogenetic analyses resulted in a general subdivision of our samples into two large lineages: the types used for their leaves (LHL) and those consumed for their flower heads (AIL). …”
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  3. 143

    Effect of Mineral Nitrogen, Phosphorus, and Potassium Fertilizers on the Productivity of Faba Bean (Vicia faba L.) in Acidic Soils of Wolaita Zone, Southern Ethiopia by Bekalu Abebe Tsige, Nigussie Dechassa, Tamado Tana, Fanuel Laekemariam, Yibekal Alemayehu

    Published 2022-01-01
    “…The treatments consisted of three rates of nitrogen fertilizer (0, 23, and 46 kg N ha−1), three rates of phosphorus fertilizer (0, 46, and 92 kg P2O5 ha−1), and three rates of potassium fertilizer (0, 30, and 60 kg K2O ha−1) that were laid out as RCBD and replicated three times per treatment. …”
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  4. 144

    Effect of different alkaline solutions in cocoa powder alkalization: Effects on pasteurized chocolate milk by İlyas Atalar, Ayşe Apaydın, Ceren Elmacı, Tahra ElObeid, Nevzat Konar

    Published 2025-06-01
    “…In this study, pasteurized chocolate milk samples containing alkalized cocoa powders, which were prepared through alkalization using different alkalis (NaOH, KOH, and K2CO3) at levels of 0.50, 1.00, and 1.50 g/100 mL, were prepared. …”
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  5. 145

    Sleep deprivation and corneal chronobiology: reevaluating overnight corneal changes by Zsuzsa Zakarné Aszalós, Bence Lajos Kolozsvári, Vivien Lénárt, Dorottya Pásztor, Ziad Hassan, Éva Surányi, Reda Chaker, Mariann Fodor

    Published 2025-01-01
    “…A total of 1,636 measurements revealed significant circadian changes in various corneal parameters, including K1 F, K2 F/B, Astig F/B, Asph F/B, Pachy Min/Pupil, Vol D3/10, and ISV (p < 0.0001). …”
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  6. 146
  7. 147

    Krim Ekstrak Etanol Bawang Putih Tunggal (Allium sativum) Menghambat Penebalan Epidermis Tikus Wistar Jantan (Rattus norvegicus) yang Dipapar Sinar Ultraviolet-B by Evaldo Wiyoko Wibisono

    Published 2020-04-01
    “…Pengelompokkan sampel dilakukan secara acak menjadi 6 kelompok, yaitu K1 sebagai kontrol (hanya dipapar sinar UV-B), K2 (parasol), K3 (plasebo), K4 (krim ekstrak 5%), K5 (krim ekstrak 10%), K6 (krim ekstrak 20%). …”
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  8. 148

    Between-strain differences in hypothermic response in mice after intranasal administration of PtO nanoparticles by D. V. Petrovskii, A. V. Romashchenko, S. Yu. Troitskii, M. P. Moshkin

    Published 2015-12-01
    “…Thus, tbody was signi­ficantly lower after nasal administration the PtO nano­particles than after administration of the K2[PtCl 4] solution. To study the mechanism of this decrease, we compar­ed the respective values for Δtbody following intra­nasal, intravenous and peroral administration of PtO nanoparticles in Balb/c mice. …”
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  9. 149

    Long-Term Clinical Outcomes of Small-Incision Femtosecond Laser-Assisted Intracorneal Concave Lenticule Implantation in Patients with Keratoconus by Qi Wei, Hui Ding, Ke Nie, He Jin, Tan Zhong, Hanyang Yu, Zhenduo Yang, Shisi Hu, Linyi He, Xingwu Zhong

    Published 2022-01-01
    “…Corneal topography showed no significant changes in corneal anterior K1, K2, posterior K1, K2, posterior elevation, or corneal densitometry compared with preoperative levels (P>0.05). …”
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  10. 150

    A new class of infinite products, and Euler's totient by Geoffrey B. Campbell

    Published 1994-01-01
    “…We introduce some new infinite products, the simplest being(1−y)∏k=2∞∏j∈ϕk(1−ykqj)1/k=(1−y1−qy)1/(1−q),where ϕk is the set of positive integers less than and relatively prime to k, valid for |y|∧|qy| both less than unity, with q≠1. …”
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  11. 151

    Highly reliable access algorithm for PD-NOMA based IoT with delay guarantee by Chaonong XU, Jianxiong WU, Yongjun XU

    Published 2020-09-01
    “…A single-hop PD-NOMA network supporting k-successive interference cancellation (k-SIC) was considered.Given the real-time performance requirements,how to maximize the average reliability of uplink transmissions by the joint users grouping and power allocation was studied.A heuristic algorithm with complexity of O(nlogn) was presented,where n was the number of users.The algorithm was also proved to be the optimal if k=2.The performance evaluations reveal that the transmission reliability will increase exponentially with the linear degradation of the real-time performance guarantee.Besides,the transmission reliability is enhanced with respect to the random users grouping algorithm.…”
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  12. 152

    Disjoint Steiner Trees in the Balanced Complete Multipartite Networks by Yinkui Li, Yilin Song, Liqun Wei

    Published 2024-01-01
    “…The generalized k-connectivity κkG of a graph G, introduced by Hager in 1985, is a natural generalization of the concept of connectivity κG, which is just for k=2. In (Basrah Journal of Science, 37(3) (2019), 430–441), authors discussed the problem of internally disjoint Steiner trees in an equally complete k-partite network G by determining its generalized 3-connectivity κ3G. …”
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  13. 153

    The Number of Blocks of a Graph with Given Minimum Degree by Lei Li, Baoyindureng Wu

    Published 2021-01-01
    “…We show that, for a connected graph G of order n with minimum degree k≥1, bG<2k−3/k2−k−1n. The bound is asymptotically tight. In addition, for a connected cubic graph G of order n≥14, bG≤n/2−2. …”
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  14. 154

    On the Stability of Quadratic Functional Equations by Jung Rye Lee, Jong Su An, Choonkil Park

    Published 2008-01-01
    “…It is shown that a mapping f(kx+y)+f(kx-y)=2k2f(x)+2f(y) for all x,y∈X if and only if the mapping f:X→Y satisfies f(x+y)+f(x-y)=2f(x)+2f(y) for all x,y∈X. …”
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  15. 155

    Efficient multiplication for finite fields of p characteristic by LI Yin 1, CHEN Gong-liang1, LI Jian-hua1

    Published 2009-01-01
    “…Based on residue arithmetic,a new form of polynomial named PAPB in Fp[x] had been constructed.The amount and distribution of such irreducible polynomials had also been investigated.Then,an efficient algorithm for multiplication modulo PAPB had been proposed using residue arithmetic and Chinese remainder theorem.In the end,the result analysis was given.The theoretic analysis and simulation experiment show that for some finite field of medium prime characteristic,the given algorithm only costs O(k1.5) operations in Fp while the multiplication modulo irreducible binomial cost O(k2) operations,which shows a better performance.As a result,the work presents an interesting perspective for optimal extension field and elliptic curve cryptography.…”
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  16. 156

    Influence of Type 1 Diabetes Mellitus on the Ocular Biometry of Chinese Children by Ying Xiao, Tao Li, Yan Jia, Shanshan Wang, Chenhao Yang, Haidong Zou

    Published 2019-01-01
    “…The participants were evaluated for central corneal thickness (CCT), anterior chamber depth (ACD), lens thickness (LT), K1 and K2 keratometry, and axial length (AL); also cycloplegic refraction was performed, and spherical equivalent (SE) was acquired. …”
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  17. 157

    Association of genetically proxied cancer-targeted drugs with cardiovascular diseases through Mendelian randomization analysis by Chuchun Fang, Xuewei Liu, Chen Yu, Songlin Li, Xueying Liu, Shifeng Qiu, Hongbin Liang, Caiwen Ou, Jiancheng Xiu

    Published 2025-01-01
    “…Additionally, the inhibition of FGFR1, FLT1, and MAP2K2 exhibited suggestive association with corresponding cardiovascular disease outcomes. …”
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  18. 158

    The Influence of Reservoir Composition on the Pore Structure of Continental Shale: A Case Study from the Qingshankou Formation in the Sanzhao Sag of Northern Songliao Basin, NE Chi... by Jianguo Yang, Liu Wang, Shichao Li, Cheng Zuo, Fei Xiao, Yuchu Chen, Yulai Yao, Longhui Bai

    Published 2021-01-01
    “…In this paper, shale from the first member of the Upper Cretaceous Qingshankou Formation (K2qn1) in the Songliao Basin was selected. X-ray diffraction (XRD), Rock-Eval pyrolysis, total organic carbon content (TOC), scanning electron microscopy (SEM), nitrogen gas adsorption (N2GA), and high-pressure mercury injection (HPMI) were used to clarify the composition characteristics of inorganic minerals and organic matter and determine the influencing factors of pore development in the K2qn1 shale. …”
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  19. 159

    Helical dislocation-driven plasticity and flexible high-performance thermoelectric generator in α-Mg3Bi2 single crystals by Mingyuan Hu, Jianmin Yang, Yan Wang, Junchao Xia, Quan Gan, Shuhuan Yang, Juping Xu, Shulin Liu, Wen Yin, Baohai Jia, Lin Xie, Haifeng Li, Jiaqing He

    Published 2025-01-01
    “…Moreover, we achieve a power factor value of up to 26.2 µW cm-1 K-2 along the c-axis at room temperature in an n-type α-Mg3Bi2 crystal. …”
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  20. 160

    Valorization of pinecone as a pyrolysis feedstock: identification of bio-oil and synthesis of activated biochar for Cr(VI) elimination from wastewater by Alfares, Amenah Adnan, Younis, Afyaa Muayed, Rasheed, Lana Abdalhameed, Fadhil, Abdelrahman Basil

    Published 2024-11-01
    “…The BO had a high content of C and H besides its remarkably high caloric value (26.99 MJ/kg), suggesting its potential as a high-energy fuel. The K2CO3-activation of the BC leftover after the pyrolysis of PC produced a microporous activated biochar (ABC) with a BET surface area of 465.55 m2/g and 1.97 nm average pore diameter using 2:1 K2CO3:BC impregnation ratio at 750 °C for 1 h. …”
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