Farmers suddenly changed their lives by growing gotu kola on alum-contaminated soil
On the abandoned land because of heavy alum contamination, coconut farmers in Hoai Nhon, Binh Dinh province switched to growing gotu kola. Unexpectedly, the income brought 3-4 times higher than rice cultivation. The experimental model of growing gotu kola under the coconut canopy has been implemented since 2013, in Tam ...