根据大豆的生态分类,春季播种的大豆叫春大豆,夏季播种的叫夏大豆,适宜播期位于春、夏季之间的叫做半夏豆。新六青是一个典型的半夏豆。该品种的适宜播期为5月中旬到5月下旬,适宜的前茬作物为早春蔬菜,包括土豆、早春萝卜、大蒜,部分早熟元、大麦地,亦可实行冬季空地迟播。5月? According to the ecological classification of soybeans, spring planting soybean called spring soybeans, summer sowing called summer soybeans, suitable for sowing in the spring and summer are called Banxia beans. New Liuqing is a typical peas. The suitable sowing date of this variety is from mid-May to late May. The suitable stubble crops are early spring vegetables, including potatoes, early spring radish, garlic, part of precocious elements, and barley land. Late winter sowing can also be implemented. May?