TY - WP AU - Mead,R. TI - Development of designs to improve efficiency of OFR T2 - CIMMYT Training Working Document PY - 1990///?] CY - Mexico PB - CIMMYT, KW - On-farm research KW - AGROVOC KW - Data analysis KW - Experimental design N1 - Open Access UR - http://hdl.handle.net/10883/865 ER -