Submitting an Article Online

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Author Guidelines

1. Research presented in the manuscript could be in any aspect of agriculture. The research work should not have been presented at a conference or published or submitted for publication elsewhere. A corresponding author should be identified who will be responsible for all communications with the Journal Editorial Office. Submissions that involve human or animal trials should provide evidence of approval obtained by an ethical review committee.
2. Submission of manuscripts: Manuscripts can be submitted online, by e-mail or by regular mail to the Journal Editorial Office. In case of submissions made through regular mail, the authors should forward three (03) hard copies of the manuscript and an electronic copy on a compact disc (CD) along with all other required documents.
   Online submission – Manuscripts can be submitted online at www.pgia.ac.lk/congress/, via e-mailing to congress@pgia.ac.lk or by regular mail to the, Journal Editorial Office, Postgraduate Institute of Agriculture, University of Peradeniya, Peradeniya 20400, Sri Lanka.
3. Certificate of Authenticity: Declaration form available on the Journal website should be duly filled, signed by all authors and sent along with the manuscript.
4. Information of Corresponding Author: Duly filled form available on the Journal website should be sent along with the manuscript.

B. SPECIFIC INSTRUCTIONS

1. Format for typesetting
   Paper size: A4 (210 x 297 mm) typed single side only (if hard copies are sent).
   Margins: Top, bottom and right margins of 25 mm and a left margin of 30 mm.
   Line spacing: 1.5 (18 points) throughout the text.
   Length: Length of the manuscript including text, tables, figures and references should not exceed 15 typed pages.
   Page and line numbering: All pages should be sequentially numbered using Arabic numbers. All lines should also be numbered sequentially starting from the top to the bottom of each page.
   Font: Arial font size 12.
   Language/spelling: UK or US English .
   Software: Authors may use MS Word® 2007 or a higher version
2. Title Page: Title page should include the following information; title and running title (less than 25 characters and should be in bold faced letters), name/s and affiliation/s of author/s and e-mail address, mailing address and contact numbers of the corresponding author. NOTE: Identify the corresponding author by placing an asterisk after the name.
3. Abstract should be limited to a maximum of 250 words. Up to a maximum of five (05) key words arranged in alphabetical order should be identified and included immediately after the abstract. No references, tables or figures should be included in the abstract.
4. Body
   Introduction: Justification of the research work, objectives and hypotheses should be included in the introduction.
   Methodology: All materials, chemicals, clinical subjects and samples used should be identified. Analytical, survey and statistical methods should be explained concisely. Common analytical methods need not be elaborated.  
   Results and Discussion: can be combined
   Conclusions: Should be concise.
   Headings: All headings should be in bold capital and centered. E.g. INTRODUCTION
   Subheadings: All subheadings should be in bold and in title case.  E.g. Preparation of Land
   Non-English terms: All non-English terms should be italicized. E.g. et al., viz, etc, in vivo, in vacuo, sous vide, Yala, Maha.
   All scientific names should be italicized. Both genus and species names should be mentioned at the first appearance and only the species name can be mentioned with abbreviated genus name subsequently. e.g. Clostridium botulinum and subsequently C. botulinum.
5. References: Refer to the authors and year of publication within the text as follows. (Sharma, 1997); (David and Silva, 2009) and in case of 3 or more authors (Gordon et al., 2009). When two or more references are to be cited together, they should be given in the chronological order. E.g. (Sharma, 1997 & David and Silva, 2009).  All publications cited in the text should be presented in the list of references in alphabetical order following the style mentioned below.
   
   Journal Articles:
   Slavin, J., Jacobs, D. and Marquart, L. (1997). Whole grain consumption and chronic diseases: Protective mechanism. Nutr. Cancer. 27, 14-21.
   
   Books:
   Shahidi, F. and Naczk, M. (2004). Phenolics in Food and Nutraceuticals. CRC Press, Boca Raton, FL, pp. 403-442.
   
   Edited books:
   Jeyarani, S. Karuppuchamy, P. and Sathiah, N. (2008). Interaction between the egg larval parasitoid, Chelonus blackburni and Nucleopolyhedrovirus in Helicoverpa armigera. pp. 126-130. In: Ignachimuthu and Jeyaraj. S. (Ed.) Recent Trends in Pest Management. Elie Publishing (Pvt.) Ltd., New Delhi, India.
   
   Websites: 
   Sharma, V.P. (2009). Cyber extension: Connecting farmers' in India - Some experience [on line]. [Accessed on 12.08.2009]. Available at http://www.gisdevelopment.net/proceedings/mapasia/2003/papers/i4d003.htm
   
   
   
6. Tables and Figures
   Should be included in the exact place within the text. Tables should be numbered sequentially using Arabic numbers. The titles should be self explanatory. Figures should be numbered sequentially using Arabic numbers and be accompanied with a self explanatory caption. Tables should not contain any vertical lines.

• Illustrations, Line drawings and Photographs, if any, should be clear, properly numbered and captioned and ready for reproduction. They should be of high resolution such as 300 and saved in .tif or .bmp formats. Please do not use .jpeg or similar formats that do not reproduce well.
• All lettering, graph lines and points on graphs should be sufficiently large and bold faced to permit reproduction for inclusion in the Proceedings and Journal.
• Lines of maps, artwork and illustrations should be of appropriate thickness. Please note that the thin lines do not reproduce well.
• Please note that the illustrations, line drawings and photographs should be placed in the appropriate location of the electronic file.
• Adjustments to the illustrations can be made to improve clarity. E.g. to enhance brightness, contrast, or color balance. However, manipulations that may enhance, obscure, move, remove or introduce should not be performed.

• 7. Acknowledgements
  Only the essential individuals and/or organizations/institutes should be included.
• 8. Units
  SI units should be used.
  A single space should be left between the numerical value and the unit. E.g. 24 ml, 45 L, 2 mg/kg.
  Degree symbol for temperature should be used separated from the numerical values by a single space as for example, 20 °C, 37 °F.
• 9. Acronyms and Abbreviations:
  All acronyms should be written in full at the first time of appearance. Abbreviations can be used subsequently.
  The full stop should not be included in abbreviations, e.g. rpm (not r.p.m.), ppb (not p.p.b.), '%' and '/' should be used in preference to 'per cent' and 'per', respectively. Where abbreviations are likely to cause ambiguity or may not be readily understood by readers, the units should be mentioned in full.
• 10. On being informed of the acceptance, the manuscripts should be revised as per the reviewers' suggestions and re-submitted to the Journal Editorial Office.
• 11.Please note that the manuscripts that do not conform to the above guidelines will not be accepted. 

SUBMISSION OF PAPERS

Full papers can be submitted by one of the following methods:

Online submission - Manuscripts can be submitted online at www.pgia.ac.lk/congress/
Via e-mail - email the manuscript to congress@pgia.ac.lk
By regular mail - Send three (03) hard copies of the manuscript along with a soft copy on a compact disk (CD) to the following address;

Journal Editorial Office,
Postgraduate Institute of Agriculture,
University of Peradeniya
PO Box 55,
Peradeniya 20400,
Sri Lanka

Tel: 94 81 238 8480
Fax: 94 81 238 8318
E-mail: congress@pgia.ac.lk; madujith@yahoo.com

Website: www.pgia.ac.lk/congress/

Submission Preparation Checklist

As part of the submission process, authors are required to check off their submission's compliance with all of the following items, and submissions may be returned to authors that do not adhere to these guidelines.

1. The submission has not been previously published, nor is it before another journal for consideration (or an explanation has been provided in Comments to the Editor).
2. The submission file is in OpenOffice, Microsoft Word or RTF
3. Where available, URLs for the references have been provided.
4. The text is single-spaced; uses a 12-point font; employs italics, rather than underlining (except with URL addresses); and all illustrations, figures, and tables are placed within the text at the appropriate points, rather than at the end.
5. The text adheres to the stylistic and bibliographic requirements outlined in the Author Guidelines, which is found in About the Journal.
6. If submitting to a peer-reviewed section of the journal, the instructions in Ensuring a Blind Review have been followed.

Copyright Notice

Authors are required to transfer the copyright of their articles to the Postgraduate Institute of Agriculture, University of Peradeniya, Peradeniya, Sri Lanka.

From October 2019, all articles in the Tropical Agricultural Research are licensed  under the terms of the Creative Commons Attribution 4.0 International License, which permits unrestricted use, distribution and reproduction in any medium provided the original author and source are credited.

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