Ammendatud freesturbaväljade taasmetsastamine : puutuha mõju biomassi formeerumisele ja süsiniku bilansileOts, Katri; Orru, Mall; Tilk, Mari; Kuura, Leno; Aguraijuja, KarinForestry studies = Metsanduslikud uurimused2017 / p. 17-36 https://doi.org/10.1515/fsmu-2017-0010 http://mi.emu.ee/userfiles/instituudid/mi/MI/FSMU/2017/67/FSMU%2067_02.pdf

Eesti katlamajades puidu põletamisel tekkiva tuha keemilisest koostisestRaave, Henn; Ots, Katri; Pitk, PeepAgronoomia2018 / lk. 186−193 https://www.ester.ee/record=b2226971*est

Puutuhk pole tülikas jääde, vaid toitainerikas väetis põllule ja metsalePitk, Peep; Ots, KatriEesti Mets2016 / lk. 42-45 : ill

Re-vegetation processes in cutaway peat production fields in Estonia in relation to peat quality and water regimeOrru, Mall; Ots, Katri; Orru, HansEnvironmental monitoring and assessment2016 / art. 655, p. 1-12 : ill http://dx.doi.org/10.1007/s10661-016-5669-5

The effect of oil shale ash and mixtures of wood ash and oil shale ash on the biomass formation of Silver birch and Scots pine seedlings on a cutaway peatlandSepp, Leno; Aguraijuja, Karin; Tilka, Mari; Ots, Katri; Orru, MallInternational IX Oil Shale Conference 2017 "Oil Shale Industry in Circular Economy" : 15th-16th November 2017, [Jõhvi], Ida-Viru County, Estonia : summary2017 / p. 34 http://www.ester.ee/record=b4751282*est

The growth and nutrients status of conifers on ash-treated cutaway peatlandKikamägi, Karin; Ots, Katri; Kuznetsova, Tatiana; Pototski, AleksanderTrees : structure and function2014 / p. 53-64 : ill

The re-vegetation of ash-treated Puhatu cutaway peatlandKuura, Leno; Ots, Katri; Orru, MallNature-Based Solutions - from Innovation to Common-Use : ebook of abstracts2017 / p. 128 https://nbs2017.eu/wp-content/uploads/2017/12/NBS2017_AbstractBook_211217.pdf