Woldeyohannes และผู้แต่งคนอื่นๆ. 2006. Investigation on the nitrification inhibition potential of some ethiopian medicinal herbs for improving n-use efficiency and yield of wheat. Field of Study Tropical Agriculture, Kasetsart University; DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/KU.the.2006.791

Woldeyohannes และผู้แต่งคนอื่นๆ. Investigation on the nitrification inhibition potential of some ethiopian medicinal herbs for improving n-use efficiency and yield of wheat. . Bangkok:Kasetsart University, 2006. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/KU.the.2006.791

Woldeyohannes และผู้แต่งคนอื่นๆ. (2006) Investigation on the nitrification inhibition potential of some ethiopian medicinal herbs for improving n-use efficiency and yield of wheat . Kasetsart University/Bangkok. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/KU.the.2006.791