General recommendations for writing scientific articles:
Try to cite only recent publications including your own.
Describe all equipment, materials and methods.
Describe methodology of research - all conducted experiments.
Results and discussion
Present as tables and figures.
All figures should have quality at least 300 dpi or be in vector format (EPS or WMF). Font should be clear and readable, all axes - marked with dimensions. Try to locate independent variable on absciss and dependent varialbe on ordinate.
Describe all obtained data and try to explain them using known scientific facts and theories.
Show importance and make recommendations on application of the obtained results.
Formulate main findings.
Characterize applied methodology (was efficient, needs upgrade).
Give recommendations on application of the obtained results.
Give information on the project under which the work was done. Include funding agency.
Acknowledge everybody who helped you with your work.
Abstract - very short version of the full article.
1-2 sentences: problem and goal
2-3 sentences: methods and methodology
< 10 sentences: key results
1 sentence: conclusion
Abstract is necessary for quick understanding of the article. It will be read by much higher number of readers.
Article title should reflect the content of the work or report main result.
Keywords are necessary for fast search of your article in databases and search systems. Think, what words would you use when searching for your own article.