| Onions are manually harvested in the Philippines due to the unavailability of mechanical harvesters that are adaptable to local field conditions. Further, imported onion harvester is not only expensive, but it is beyond the reach of local farmers. Hence, this study design and preliminary evaluation of onion harvester hand tractor implement conceptualized to adapt the local field conditions and increase profitability in onion production. The design combines digging, cleaning, and collecting onion bulbs simultaneously in one operation. The main assemblies of the implement include the frame, digger blade, soil-onion separation device, power transmission, and discharge cart. The implement has a total weight of 68 kg; an overall dimension of 1 230 mm x 570 mm x... |
