Xu and colleagues developed a localized agricultural life cycle assessment database to calculate GHG emissions in smallholder farms in China. Coupling crop and livestock production can reduce the GHG emission intensity by 17.67%, with its own feed and manure returning to the field as an essential path.
The article can be read at the journal website.
Xu, X., Xu, Y., Li, J., Lu, Y., Jenkins, A., Ferrier, R.C., Li, H., Stenseth, N.C., Hessen, D.O., Zhang, L., Li, C., Gu, B., Jin, S., Sun, M., Ouyang, Z., Mathijs, E., 2023. Coupling of crop and livestock production can reduce the agricultural GHG emission from smallholder farms. iScience 26, 106798. https://doi.org/10.1016/j.isci.2023.106798