The version of the article that has been submitted, accepted for publication, and the published version can be used for a variety of non-commercial scholarly purposes, subject to full attribution under the Creative Commons Attribution-NonCommercial 4.0 International (CC BY-NC 4.0) License.  The pre-print, post-print and publisher's version/PDF  will be archived locally on the journal's website.

Author(s) may deposit and use the document as follows:

• on personal website
• on the company or institutional repository
• on author's preferred subject repositories
• on Social Collaboration Networks (SCNs) that have signed up to the Voluntary STM Sharing Principles
• with individuals requesting personal use for teaching and training within the author’s institution, and as part of an author’s grant applications or theses/doctorate submissions.

Exceptions to this policy include:

• the systematic upload or collation of JPT's articles across repositories,
• any use of the documents in conjunction with advertising,
• any use of the documents for promotional purposes by for-profit organizations,
• any use that would confer monetary reward, commercial gain, or commercial exploitation.

For any specific queries in relation to repositories, please contact jpt@agr.unand.ac.id.