Skip to main content
. 2021 Feb 10;7(2):e06213. doi: 10.1016/j.heliyon.2021.e06213

Table 2.

Inclusion-exclusion criteria applied for relevance screening.

Inclusion Exclusion
  • -

    Articles published in English
  • -

    Articles not published in English
  • -

    Original research in a peer-reviewed journal
  • -

    Articles from Predatory journals
  • -

    Full articles that could not be retrieved
  • -

    Articles that described porous pipes, pitcher pots use in permaculture
  • -

    Articles relating to line source wetting patterns
  • -

    Articles with insufficient methodologies
  • -

    Moistube articles with English abstracts
  • -

    Conference proceedings

  • -

    MSc and PhD dissertations