TY  - SP
AU  - Lopez-Ridaura,S.
TI  - Modelling approached for farming systems research
PY  - 2014///
CY  - Meerut (India)
PB  - CIMMYT
N1  - Presented at: Project Directorate for Farming Systems Research, Modipuram, Meerut, June 3, 2014
ER  -