00469nam a2200109Ia 4500008004100000100006500041245012500106260000900231300000700240490006700247650004500314241024s9999||||xx |||||||||||||| ||und||  aDERANIYAGALA, Sonali                                         0a'Adapttive technology strategies and technical efficiency: Evidence from the Sri Lankan agricultural machinery industry   c2000  a25  aSchool of Oriental and  African Studies, working  paper.104     aAGRICULTURE | SRI LANKA | TECHNOLOGY