Brassica consists of more than 100 species, many of which are important crops, such as
oil crops, vegetables and grazing. In the last decades, the great progress has been made on the
breeding of Brassica crops, especially on the increase of output, improvement of quality and
innovation of the germplasm resources. It did contribute more to the plant science and
agriculture. But the conventional methods of plant breeding were confronted with many
difficulties, whic...