The results indicated that the kinds of HSP of wild soybean from the lower reaches of the Yangtze River was more than that of wild soybean from the lower reaches of the Songhua River, besides of the result of 2hr.

• 研究结果表明：在HSP合成种类上，除热击2hr为松花江下游野生大豆多于长江下游野生大豆，其它热击时间均为后者多于前者；