1. Original manuscripts written in Thai or English will be accepted. Manuscripts written in Thai should have abstract written in English and vice versa.
2. Title must be concise and pertinent with the content. English title should be written in capital letter.
3. Each Full-Length paper must begin with an informative, rather than descriptive, abstract of 200 words or less (3% of the content) that summarizes the essential data and is a concise, factual condensation of the article. Five or less key words are placed alphabetically after the Abstract.
4. Text is organized under the following headings:
   4.1 Introduction: The Introduction should supply sufficient pertinent background information to allow readers to understand and interpret results. It must include the rationale for the stydy, the investigators’ hypothesis, and a clear statement of the purpose of the study. It also includes related references, which are written as following. For example: Backman (1984), Yonyama et al. (1990) or (Cochran and Cox, 1968).
   4.2 Materials and Methods:
      4.2.1 Should describe clearly about the instruments or species of the experimental animal.
      4.2.2 Should describe and the experimental design in sufficient detail to allow others to reproduce the results.
      4.2.3 Should describe and provide the detail of the statistical methods including computer software used to summarize data and test the hypothesis and the level of significance used for hypothesis testing.
   4.3 Results: The Results section should provide data that are clearly and simply stated without discussion or conclusions. Results can be expressed in descriptive form, table and illustrations.
      4.3.1 Standard metric units expressed in Thai should be abbreviated.
      4.3.2 Should use international symbols for standard units instead of spelling the whole word; for example, C instead of degree Celsius and % instead of percent etc.
      4.4 Discussion: The Discussion section should provide an interpretation of the results in relation to previously published work and the experimental system at hand. It must not contain extensive repetition of the results section or reiteration of the introduction. The objectives of the discussion section are as following.
         4.4.1 To convince the reader with the experimental design and results of the study.
         4.4.2 To support or contradict with the previous reports.
         4.4.3 To compare the results and interpretation of this experiment with the previous reports.
         4.4.4 To conclude the essential findings, to emphasize the contradiction of the essential finding and to suggest what should have been studied in the future to answer the questions
   4.5 Acknowledgments: The source of any financial support received for the work being published must be indicated in the Acknowledgment section. Recognition of personal assistance should be given as a separate paragraph. It will be assumed that the absence of such an acknowledgment is a statement by the authors that no support was received.
   4.6 References: Authors bear primary responsibility for accuracy of all references. References to published work must be limited to what is necessary and must be cited in the text.
      4.6.1 The sequential of the references should be in the order of the letter of the authors; names. There is no need to number the references. References, which have same author/authors, should be ordered according to the published year. If there are several same author references published in the same year, authors should used letter a, b… for English articles after the published year.
      4.6.2 Reference should start with the full lase name of the authors and follows by initials of the first name with an except for Van, de der, von.
      4.6.3 The styles used for writing references as follows:
        1. Name of the city, state and country should be written in full.
        2. For English articles, page of references should use p. in case of one page reference or pp. in case of multiple page reference and follows by page number.
        3. Scientific names of the living organisms should be written in italic or underlined.
        4. Should underline or use italic for words in vitro, in vivo
        5. Page number of English references, which are not articles in the journal, should use p. and follows by number of the page.
        6. Name of the journal should be abbreviated with an exception of no abbreviated name.
        7. Title of the English articles should be started with capital letter of each
word with an exception of article, conjunction and preposition. Name of the species in usually start with small letter, however, it should be written in capital letter if it is the first word of the title. References, which are not textbooks, should be written in the same way as journal.
        8. Name of the conferences should be written in full.
      4.6.4 The following are the styles for references:
Cochran, W.G. and G.M. Cox. 1968. Experimental Designs. 2 nd ed., John Wiley and Sons, Inc., New York. 611p.
Johnston, L.J. 1989. Influence of energy and protein intake during lactation on sow performance, p. 97-106. In Proc. Of Minnesota Swine Herd Health Programming Conference. St. Paul. Minnesota
Nelssen, J.L., Lewis and E.R. Peo Jr. 1985. Effect of dietary energy intake during lactation on performance of primiparous sows. J Anim. Sci. 61: 1164-1171.
Reiemeyer, R. nd J.E. Henton. 1987. Observations on equine strongyle control in
southern temperate USA. Equine Vet. J. 19: 505-508
5. Figures must accompany with a concise and pertinent legend.
   5.1 Computer-generated graphics should used appropriate letter size for easy reading and line illustrations should be drawn with highest resolution as much as possible.
   5.2 Photographs should be furnished as black-white glossy prints (no larger than 3.5 x 5 inches). The full cost for all color illustrations must be borne by the author. Figure legends must be submitted on a separate page at the end of the manuscript. The figure number, author’s name, and top of picture should not be written on the back of the prints and should be written using lettering guide.
   5.3 Line illustrations should be drawn on grafting paper or illustration board. Letter should be written using lettering guide.
6. Tables should be typed on separate pages and should be placed after the text in numerical/ order rather than incorporated into it. The heading or title of the table should be complete enough that the reader is able to understand the table without having to refer to the text. All parts of a table must be double-spaced and in full-size type. Omit all vertical rules.
   6.1 In case that authors wishing to explain more about certain specific information use note.
   6.2 Explanatory about certain specific information should be written in superscript.
7. Case reports and shot communications should have the same structure, including a concise 150 words abstract, as the full-length submissions, but in much shorter form. Sections heading are used only for the Abstract, Acknowledgments, and References. Short communications may be about any suitable that dose not warrant a full paper. Case reports begin with the signalment of the animals(s), followed by a chronological description of pertinent aspects of the diagnostic examination, and ends with a brief discussion. The length may not exceed 4 printed pages. It is not necessary to be divided into the Introduction, Material and Methods, Results and Discussion.