美国农业研究院推出一种新的牧草收获机械——牧草“收割压饼机”。该机最大优点:节约时间(上午收割压饼,下午即可打捆),并能提高牧草的利用价值。这种新机械能够刈割并直接切碎紫花苜蓿。美国农业研究院威斯康辛州的麦迪生饲草研究中心的G.Koegel工程师声称:该机 The American Academy of Agricultural Research introduced a new forage harvesting machine, the Forage Harvesting and Crackers. The biggest advantage of the machine: save time (the morning harvest press, bundled in the afternoon), and can improve the utilization value of forage. This new machine mow and cut alfalfa directly. G. Kogel engineers at the Madison Forage Research Center at the American Institute of Agricultural Research in Wisconsin claim that the aircraft