References in periodicals archive ?
For more information about the SDAFF, please visit festival.sdaff.org.
The land input is measured as the sown area of rice, obtained from SDAFF (1991, 1995a), MAFI (1991) and GSO (1995).
Since green manure data are not available, organic fertiliser data is obtained by aggregating estimates of night soil (based on rural population data) and large animal manure (buffaloes, cattle and pigs) from SDAFF (1992, 1995a), MAFI (1995) and GSO (1995).
The time series for chemical fertilisers is calculated from the average amounts of chemical fertiliser used per hectare (SRF, 1994) multiplied by cultivated area in each year (SDAFF, 1996).
SDAFF. 1991: Statistical data for agriculture, forestry and fisheries in Vietnam, 1956-1990.
SDAFF. 1992: Statistical data for agriculture, forestry and fisheries in Vietnam, 1976-1991.
SDAFF. 1995a: Data collection for the rice industry.
SDAFF. 1995b: Statistical data on the basic situation and infrastructure of rural regions in Vietnam.
Acronyms browser ?
Full browser ?
- SDA IRIBA