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37篇 您的检索式:作者名="S. Alam"
    题名 作者 年代 出处 被引量
1Enhancement of Growth and Grain Yield of Rice in Nutrient Deficient Soils by Rice Probiotic Bacteria显示文摘Plant associated bacteria are promising alternatives to chemical fertilizers for plant growth and yield improvement in an eco-friendly manner.In this study,rice associated bacteria were isolated and assessed for mineral phosphate solubilization and indole-3-acetic acid(IAA) production activity in vitro.Six promising strains,which were tentatively identified as phylotaxon Pseudochrobactrum sp.(BRRh-1),Burkholderia sp.(BRRh-2),Burkholderia sp.(BRRh-3),Burkholderia sp.(BRRh-4),Pseudomonas aeruginosa(BRRh-5 and BRRh-6) based on their 16 S rRNA gene phylogeny,exhibited significant phosphate solubilizing activity in National Botanical Research Institute phosphate growth medium,and BRRh-4 displayed the highest phosphate solubilizing activity,followed by BRRh-5.The p H of the culture broth declined,resulting in increase of growth rate of bacteria at p H 7,which might be due to organic acid secretion by the strains.In presence of L-tryptophan,five isolates synthesized IAA and the maximum IAA was produced by BRRh-2,followed by BRRh-1.Application of two most efficient phosphate solubilizing isolates BRRh-4 and BRRh-5 by root dipping(colonization) of seedling and spraying at the flowering stage significantly enhanced the growth and grain yield of rice variety BRRI dhan-29.Interestingly,application of both strains with 50% of recommended nitrogen,phosphorus and potassium fertilizers produced equivalent or higher grain yield of rice compared to the control grown with full recommended fertilizer doses,which suggests that these strains may have the potential to be used as bioinoculants for sustainable rice production.Md Mohibul Alam KHAN Effi HAQUE Narayan Chandra PAUL Md Abdul KHALEQUE Saleh M. S. AL-GARNI Mahfuzur RAHMAN Md Tofazzal ISLAM 2017Rice science2017,24,5:4
2Community ecology and spatial distribution of trees in a tropical wet evergreen forest in Kaptai national park in Chittagong Hill Tracts, Bangladesh显示文摘We investigated the floristic composition, woody species diversity and spatial distribution of trees in a tropical wet evergreen forest in Kaptai national park in Chittagong Hill Tracks, Bangladesh. We recorded 25 families, 37 genera, 40 species and 1771 woody individuals in a 0.09 ha plot. Euphorbiaceae and Moraceae were the most speciesrich families, and Castanopsis, Ficus and Terminalia were the most species-rich genera. Bursera serrata Wall. ex Colebr. was the dominant species in terms of highest importance value(13%). Trema orientalis(L.)Bl was typically a light demanding species as it appeared in the top canopy with only one individual having the seventh highest IV, but had no regeneration. The expected maximum number of species(Smax) was 140,indicating that many species may invade the forest as the Smax is greater than the recorded total number of species. The nature of the disappearance and appearance of species in the present forest reflects instability of floristic composition. The values of Shannon's index H ′ and Pielou's index J ′(evenness) were 3.36 bit and 0.63, respectively. These values show moderately high species diversity as compared to other subtropical forests in the tropics. In addition, a sample area of 200 m2 in this forest would be sufficient for measuring the diversity indices H ′ and J ′,whereas the trend of J ′may indicate the rate of equality of individuals among the different species decreased with increasing area. The distribution pattern for the total stand was completely random. However, the dominant species showed aggregate distribution for small areas, but random distribution for large areas. The spatial association between species showed that the strongest positive interspecific association occurred between Streblus asper Lour. and Castanea indica Roxb.(ω =0.51). As a whole, most species were weakly associated with each other,of which 58% species associations were completely negative. The result of cluster analysis showed that species pairs were spatially independent at all or most small clusters; stands of species from all clusters are mosaics of complete habitat and pioneer habitat. All patches in this forest community have similar habitat and regeneration niches, which could be a phenomenon for a young growth forest. Thus, the existence of habitat and regeneration niches may be an important factor in the maintenance of diversity in this forest.S. M. Feroz Md Rabiul Alam Prokash Das Abdullah Al Mamun 2014Journal of Forestry Research2014,25,2:2
3Detection and analysis of QTLs for resistance to the brown planthopper, Nilaparvata lugens, in a doubled-haploid rice population显示文摘S. N. Alam M. B. Cohen 1998TAG Theoretical and Applied Genetics1998,,8:1
4Levels and sources of heavy metals in house dust显示文摘N. Jabeen S. Ahmed S. T. Hassan N. M. Alam 2001Journal of Radioanalytical and Nuclear Chemistry2001,,1:1
5Does the Location of Directors Matter? Information Acquisition and Board Decisions显示文摘Zinat S. Alam Mark A. Chen Conrad S. Ciccotello Harley E. Ryan 2014Journal of Financial and Quantitative Analysis2014,,1:1
6Sustainable development in Pakistan in the context of energy consumption demand and environmental degradation显示文摘Shaista Alam Ambreen Fatima Muhammad S. Butt 2007Journal of Asian Economics2007,,5:1
7Corrosion-protective performance of nano polyaniline/ferrite dispersed alkyd coatings显示文摘Javed Alam Ufana Riaz S. M. Ashraf Sharif Ahmad 2008Journal of Coatings Technology and Research2008,,1:1
8Constitutive and tissue-specific differential expression of the cryIA(b) gene in transgenic rice plants conferring resistance to rice insect pest显示文摘K. Datta A. Vasquez J. Tu L. Torrizo M. F. Alam N. Oliva E. Abrigo G. S. Khush S. K. Datta 1998TAG Theoretical and Applied Genetics (-)1998,,1:1
9Natural antitubulin agents: importance of 3,4,5-trimethoxyphenyl fragment显示文摘Arvind S. Negi Yashvir Gautam Sarfraz Alam Debabrata Chanda Suaib Luqman Jayanta Sarkar Feroz Khan Rituraj Konwar 2014Bioorganic & Medicinal Chemistry2014,,:1
10Copper-immobilized platinum electrocatalyst for the effective reduction of nitrate in a low conductive medium: Mechanism, adsorption thermodynamics and stability显示文摘M.A. Hasnat S. Ben Aoun S.M. Nizam Uddin M.M. Alam P.P. Koay S. Amertharaj M.A. Rashed Mohammed M. Rahman N. Mohamed 2014Applied Catalysis A General2014,,:1
11Generation of the first autosomal dominant osteopetrosis type II (ADO2) disease models显示文摘Imranul Alam Amie K. Gray Kang Chu Shoji Ichikawa Khalid S. Mohammad Marta Capannolo Mattia Capulli Antonio Maurizi Maurizio Muraca Anna Teti Michael J. Econs Andrea Del Fattore 2014Bone2014,,:1
12Central nervous system sites of the sleep promoting effects of eszopiclone in rats显示文摘S. Kumar M.N. Alam S. Rai T. Bashir D. McGinty R. Szymusiak 2011Neuroscience2011,,:1
13Systematic review of guidelines for the assessment and management of high‐grade anal intraepithelial neoplasia ( AIN II / III )显示文摘N. N. Alam D. A. White S. K. Narang I. R. Daniels N. J. Smart 2016Colorectal Dis2016,,2:1
14Intestinal Alkaline Phosphatase Prevents Antibiotic-Induced Susceptibility to Enteric Pathogens显示文摘Sayeda Nasrin Alam Halim Yammine Omeed Moaven Rizwan Ahmed Angela K. Moss Brishti Biswas Nur Muhammad Rakesh Biswas Atri Raychowdhury Kanakaraju Kaliannan Sathi Ghosh Madhury Ray Sulaiman R. Hamarneh Soumik Barua Nondita S. Malo Atul K. Bhan Madhu S. Malo 2014Annals of Surgery2014,,4:1
15β-Catenin Regulates Mesenchymal Progenitor Cell Differentiation During Hepatogenesis显示文摘Tove Berg Stijn DeLanghe Denise Al Alam Sarah Utley Joaquin Estrada Kasper S. Wang 2010Journal of Surgical Research2010,,:1
16Transgenic insect-resistant maintainer line (IR68899B) for improvement of hybrid rice显示文摘M. F. Alam K. Datta E. Abrigo N. Oliva J. Tu S. S. Virmani S. K. Datta 1999Plant Cell Reports (-)1999,,7:1
17Voice outcomes following reconstruction of laryngopharyngectomy defects using the radial forearm free flap and the anterolateral thigh free flap显示文摘Peter C. Revenaugh P. Daniel Knott Daniel S. Alam Joann Kmiecik Michael A. Fritz 2014The Laryngoscope2014,,2:1
18Influence of an organophosphonite antioxidant on the thermal behavior of PEEK/PEI blend显示文摘R. Ramani S. Alam 2012Thermochimica Acta2012,,:1
19Composition optimization of PEEK/PEI blend using model-free kinetics analysis显示文摘R. Ramani S. Alam 2010Thermochimica Acta2010,,1:1
20Development of Process Maps in Two-Wire Tandem Submerged Arc Welding Process of HSLA Steel显示文摘D. V. Kiran S. A. Alam A. De 2013Journal of Materials Engineering and Performance2013,,4:1
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