Seed size critically affects grain yield of crops and hence represents a key breeding target.The develop-ment of embryo-......

因其质朴简约的风格,《蹈海骑手》常被认为具有古希腊悲剧的意蕴,而＂大海＂则被认为象征了＂命运的暴虐无常＂。借鉴社会学有关文化传承的......