Innovations within upland rice-based systems in northern Vietnam with Tephrosia candida as fallow species, hedgerow, or mulch: net returns and farmers' response

Fagerström M H H et al., 'Innovations within upland rice-based systems in northern Vietnam with Tephrosia candida as fallow species, hedgerow, or mulch: net returns and farmers' response', Agriculture, Ecosystems & Environment, vol. 86(1), pp. 23-37, Elsevier BV, 2001