记述了银豹蛱蝶Childrena childrena (Gray)的异常型....

对消像差光栅进行了理论和实验研究.用光程函数和费马原理研究光栅的成像,用刻槽分布函数表示光栅的刻槽曲率及间距变化.对成像的......

The present study presents cytogenetics/cytology of haploidization in the origin of a new, fast growing diploid, small c......