【期货热点追踪】美国大豆种植面积缩减，产量为何还能增长？美国玉米种植窗口将于5月底关闭，有多少面积将转种大豆？

Group 1 - The core point of the article discusses the reduction in soybean planting area in the United States while questioning how production can still increase [1] - The article highlights that the corn planting window in the U.S. will close by the end of May, raising concerns about how much area will be converted to soybeans [1]