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1971年Waelti等人在南达科塔州调查研究了在使用一种特殊割台附属装置后的割台损失。使用普通割台在同一年份同样条件的地块中收割抗倒伏高粱时割台损失占总产量的4%,而收割倒伏高粱时割台损失占总产量高达52%。在普通割台上加装一种行捡拾器
In 1971 Waelti et al investigated the loss of the header after using a special header attachment in South Dakota. With conventional headers, 4% of the total yield was lost when harvesting lodging sorghum in parcels of the same condition in the same year, while yield losses were as high as 52% of the harvesting of lodging sorghum. In the ordinary header to install a line picker