Funding for this research was provided by:
Sultan Qaboos University (IG/AGR/CROP/18/01)
Text and Data Mining valid from 2019-11-07
Received: 8 January 2019
Accepted: 14 October 2019
First Online: 7 November 2019
Compliance with ethical standards
: This article is original and not published elsewhere. All authors discussed the results, read and approved the final manuscript. The authors confirm that there are no ethical issues in publication of the manuscript.
: The authors declare that they have no conflict of interest.