“…Regarding studies in sub-Saharan Africa (Western, Central, Eastern, and Southern Africa), some researchers incorporated multiple countries as their study area (Branca et al, 2021;Branca et al, 2022;Bryan et al, 2009;Kristjanson et al, 2012;Makate, Makate and Mango, 2017). Meanwhile, some researches have been done in a single country (Abi et al, 2019;Barbier et al, 2009;Musafiri et al, 2022;Rakotovao et al, 2021;Maggio, Mastrorillo and Sitko, 2022;Molua, 2022;Nwobodo et al, 2022;Samuel and Sylvia, 2019;Setsoafia, Ma and Renwick, 2022;Siulemba and Moodley, 2014;Wilk, Andersson and Warburton, 2013;Zeweld et al, 2018). Barbier et al (2009) found that farmers in Burkina Faso have adopted several techniques to increase yield and reduce its variability.…”