词条 | harvester |
释义 | harvester in farming, any of several machines for harvesting; the design and function of harvesters varies widely according to crop. See binder; combine; corn harvester; cotton harvester; header; reaper; thresher; windrower. See also entries for particular crops (e.g., hay, for hay-cutting equipment). butterfly ![]() Harvesters are distinguished by their predatory habits during the larval stage. The squat, hairy larvae of Feniseca tarquinius, known in some areas as wanderers, attack aphids and are generally found on hawthorn and alder trees. It is the only species of harvester found in the United States. |
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