It is really true as you mention that the details of methods is needed. But considering that this method is also expressed in thus way in our previous articles (Ren L, et al (2021) Genome-Wide Identification of TCP Transcription Factors Family in Sweet Potato Reveals Significant Roles of miR319-Targeted TCPs in Leaf Anatomical Morphology. Front. Plant Sci. 12: 686698. doi: 10.3389/fpls.2021.686698), we just cite the original source here.
Introduction 36 Drought is a major environmental factor causing abiotic stress (Pearce and RS 2001, 37 Xie, Wang et al. 2017, Meng, Li et al. 2018).